diff --git a/src/plugins/generic/bsdkeyboard/qbsdkeyboard.h b/src/plugins/generic/bsdkeyboard/qbsdkeyboard.h
index 46d8988d3a..b74a02bf21 100644
--- a/src/plugins/generic/bsdkeyboard/qbsdkeyboard.h
+++ b/src/plugins/generic/bsdkeyboard/qbsdkeyboard.h
@@ -42,7 +42,7 @@
 
 #include <qobject.h>
 #include <QDataStream>
-#include <QVector>
+#include <QList>
 
 QT_BEGIN_NAMESPACE
 
@@ -137,7 +137,7 @@ private:
     bool m_numLock = false;
     bool m_scrollLock = false;
 
-    QVector<QBsdKeyboardMap::Mapping> m_keymap;
+    QList<QBsdKeyboardMap::Mapping> m_keymap;
 };
 
 QT_END_NAMESPACE
diff --git a/src/plugins/generic/tuiotouch/qoscmessage_p.h b/src/plugins/generic/tuiotouch/qoscmessage_p.h
index 46c6ca3918..f8738c4242 100644
--- a/src/plugins/generic/tuiotouch/qoscmessage_p.h
+++ b/src/plugins/generic/tuiotouch/qoscmessage_p.h
@@ -58,12 +58,12 @@ public:
     bool isValid() const { return m_isValid; }
 
     QByteArray addressPattern() const { return m_addressPattern; }
-    QList<QVariant> arguments() const { return m_arguments; }
+    QVariantList arguments() const { return m_arguments; }
 
 private:
     bool m_isValid;
     QByteArray m_addressPattern;
-    QList<QVariant> m_arguments;
+    QVariantList m_arguments;
 };
 Q_DECLARE_TYPEINFO(QOscMessage, Q_MOVABLE_TYPE);
 
diff --git a/src/plugins/generic/tuiotouch/qtuiohandler.cpp b/src/plugins/generic/tuiotouch/qtuiohandler.cpp
index 1ef50915d8..260dc883af 100644
--- a/src/plugins/generic/tuiotouch/qtuiohandler.cpp
+++ b/src/plugins/generic/tuiotouch/qtuiohandler.cpp
@@ -158,7 +158,7 @@ void QTuioHandler::processPackets()
         // messages. The FSEQ frame ID is incremented for each delivered bundle,
         // while redundant bundles can be marked using the frame sequence ID
         // -1."
-        QVector<QOscMessage> messages;
+        QList<QOscMessage> messages;
 
         QOscBundle bundle(datagram);
         if (bundle.isValid()) {
diff --git a/src/plugins/generic/tuiotouch/qtuiohandler_p.h b/src/plugins/generic/tuiotouch/qtuiohandler_p.h
index 09de1d8536..4145c1eae6 100644
--- a/src/plugins/generic/tuiotouch/qtuiohandler_p.h
+++ b/src/plugins/generic/tuiotouch/qtuiohandler_p.h
@@ -41,10 +41,10 @@
 #ifndef QTUIOHANDLER_P_H
 #define QTUIOHANDLER_P_H
 
+#include <QList>
 #include <QObject>
 #include <QMap>
 #include <QUdpSocket>
-#include <QVector>
 #include <QTransform>
 
 #include <qpa/qwindowsysteminterface.h>
@@ -83,9 +83,9 @@ private:
     QPointingDevice *m_device = nullptr;
     QUdpSocket m_socket;
     QMap<int, QTuioCursor> m_activeCursors;
-    QVector<QTuioCursor> m_deadCursors;
+    QList<QTuioCursor> m_deadCursors;
     QMap<int, QTuioToken> m_activeTokens;
-    QVector<QTuioToken> m_deadTokens;
+    QList<QTuioToken> m_deadTokens;
     QTransform m_transform;
 };
 
diff --git a/src/plugins/imageformats/gif/qgifhandler.cpp b/src/plugins/imageformats/gif/qgifhandler.cpp
index e895e4f91b..b6322f0f4d 100644
--- a/src/plugins/imageformats/gif/qgifhandler.cpp
+++ b/src/plugins/imageformats/gif/qgifhandler.cpp
@@ -69,7 +69,7 @@ public:
 
     int decode(QImage *image, const uchar* buffer, int length,
                int *nextFrameDelay, int *loopCount);
-    static void scan(QIODevice *device, QVector<QSize> *imageSizes, int *loopCount);
+    static void scan(QIODevice *device, QList<QSize> *imageSizes, int *loopCount);
 
     bool newFrame;
     bool partialNewFrame;
@@ -688,9 +688,9 @@ int QGIFFormat::decode(QImage *image, const uchar *buffer, int length,
 
 /*!
    Scans through the data stream defined by \a device and returns the image
-   sizes found in the stream in the \a imageSizes vector.
+   sizes found in the stream in the \a imageSizes list.
 */
-void QGIFFormat::scan(QIODevice *device, QVector<QSize> *imageSizes, int *loopCount)
+void QGIFFormat::scan(QIODevice *device, QList<QSize> *imageSizes, int *loopCount)
 {
     if (!device)
         return;
diff --git a/src/plugins/imageformats/gif/qgifhandler_p.h b/src/plugins/imageformats/gif/qgifhandler_p.h
index f19777fa18..9508e9ac92 100644
--- a/src/plugins/imageformats/gif/qgifhandler_p.h
+++ b/src/plugins/imageformats/gif/qgifhandler_p.h
@@ -94,7 +94,7 @@ private:
     mutable int nextDelay;
     mutable int loopCnt;
     int frameNumber;
-    mutable QVector<QSize> imageSizes;
+    mutable QList<QSize> imageSizes;
     mutable bool scanIsCached;
 };
 
diff --git a/src/plugins/imageformats/ico/qicohandler.cpp b/src/plugins/imageformats/ico/qicohandler.cpp
index 631d7e8d0f..52e231e5a7 100644
--- a/src/plugins/imageformats/ico/qicohandler.cpp
+++ b/src/plugins/imageformats/ico/qicohandler.cpp
@@ -103,9 +103,9 @@ public:
     QImage iconAt(int index);
     static bool canRead(QIODevice *iodev);
 
-    static QVector<QImage> read(QIODevice *device);
+    static QList<QImage> read(QIODevice *device);
 
-    static bool write(QIODevice *device, const QVector<QImage> &images);
+    static bool write(QIODevice *device, const QList<QImage> &images);
 
     bool readIconEntry(int index, ICONDIRENTRY * iconEntry);
 
@@ -564,9 +564,9 @@ QImage ICOReader::iconAt(int index)
 
     \sa write()
 */
-QVector<QImage> ICOReader::read(QIODevice *device)
+QList<QImage> ICOReader::read(QIODevice *device)
 {
-    QVector<QImage> images;
+    QList<QImage> images;
 
     ICOReader reader(device);
     const int N = reader.count();
@@ -590,7 +590,7 @@ QVector<QImage> ICOReader::read(QIODevice *device)
 
     \sa read()
 */
-bool ICOReader::write(QIODevice *device, const QVector<QImage> &images)
+bool ICOReader::write(QIODevice *device, const QList<QImage> &images)
 {
     bool retValue = false;
 
@@ -809,7 +809,7 @@ bool QtIcoHandler::read(QImage *image)
 bool QtIcoHandler::write(const QImage &image)
 {
     QIODevice *device = QImageIOHandler::device();
-    QVector<QImage> imgs;
+    QList<QImage> imgs;
     imgs.append(image);
     return ICOReader::write(device, imgs);
 }
diff --git a/src/plugins/imageformats/jpeg/qjpeghandler.cpp b/src/plugins/imageformats/jpeg/qjpeghandler.cpp
index 1b48e8fc90..7574d1ca00 100644
--- a/src/plugins/imageformats/jpeg/qjpeghandler.cpp
+++ b/src/plugins/imageformats/jpeg/qjpeghandler.cpp
@@ -39,14 +39,14 @@
 
 #include "qjpeghandler_p.h"
 
-#include <qimage.h>
+#include <qbuffer.h>
 #include <qcolorspace.h>
 #include <qcolortransform.h>
 #include <qdebug.h>
-#include <qvariant.h>
-#include <qvector.h>
-#include <qbuffer.h>
+#include <qimage.h>
+#include <qlist.h>
 #include <qmath.h>
+#include <qvariant.h>
 #include <private/qicc_p.h>
 #include <private/qsimd_p.h>
 #include <private/qimage_p.h>   // for qt_getImageText
@@ -535,7 +535,7 @@ static bool do_write_jpeg_image(struct jpeg_compress_struct &cinfo,
                                 bool progressive)
 {
     bool success = false;
-    const QVector<QRgb> cmap = image.colorTable();
+    const QList<QRgb> cmap = image.colorTable();
 
     if (image.format() == QImage::Format_Invalid || image.format() == QImage::Format_Alpha8)
         return false;
diff --git a/src/plugins/platforminputcontexts/ibus/qibustypes.h b/src/plugins/platforminputcontexts/ibus/qibustypes.h
index 217cd836fc..e6bff1ef81 100644
--- a/src/plugins/platforminputcontexts/ibus/qibustypes.h
+++ b/src/plugins/platforminputcontexts/ibus/qibustypes.h
@@ -39,7 +39,7 @@
 #ifndef QIBUSTYPES_H
 #define QIBUSTYPES_H
 
-#include <qvector.h>
+#include <qlist.h>
 #include <qevent.h>
 #include <QDBusArgument>
 #include <QTextCharFormat>
@@ -104,7 +104,7 @@ public:
     void serializeTo(QDBusArgument &argument) const;
     void deserializeFrom(const QDBusArgument &argument);
 
-    QVector<QIBusAttribute> attributes;
+    QList<QIBusAttribute> attributes;
 };
 Q_DECLARE_TYPEINFO(QIBusAttributeList, Q_MOVABLE_TYPE);
 
diff --git a/src/plugins/platforms/android/qandroidassetsfileenginehandler.cpp b/src/plugins/platforms/android/qandroidassetsfileenginehandler.cpp
index 07776a4a76..6edddf4a66 100644
--- a/src/plugins/platforms/android/qandroidassetsfileenginehandler.cpp
+++ b/src/plugins/platforms/android/qandroidassetsfileenginehandler.cpp
@@ -42,7 +42,7 @@
 #include <optional>
 
 #include <QCoreApplication>
-#include <QVector>
+#include <QList>
 #include <QtCore/private/qjni_p.h>
 
 QT_BEGIN_NAMESPACE
@@ -88,7 +88,7 @@ struct AssetItem {
     QString name;
 };
 
-using AssetItemList = QVector<AssetItem>;
+using AssetItemList = QList<AssetItem>;
 
 class FolderIterator : public AssetItemList
 {
diff --git a/src/plugins/platforms/android/qandroideventdispatcher.h b/src/plugins/platforms/android/qandroideventdispatcher.h
index 82d414d49a..85d4cee6cb 100644
--- a/src/plugins/platforms/android/qandroideventdispatcher.h
+++ b/src/plugins/platforms/android/qandroideventdispatcher.h
@@ -78,7 +78,7 @@ public:
 private:
     QMutex m_mutex;
     QAtomicInt m_started = 1;
-    QVector<QAndroidEventDispatcher *> m_dispatchers;
+    QList<QAndroidEventDispatcher *> m_dispatchers;
 };
 
 
diff --git a/src/plugins/platforms/android/qandroidplatformmenu.h b/src/plugins/platforms/android/qandroidplatformmenu.h
index b1d6a88787..b8334ff970 100644
--- a/src/plugins/platforms/android/qandroidplatformmenu.h
+++ b/src/plugins/platforms/android/qandroidplatformmenu.h
@@ -41,7 +41,7 @@
 #define QANDROIDPLATFORMMENU_H
 
 #include <qpa/qplatformmenu.h>
-#include <qvector.h>
+#include <qlist.h>
 #include <qmutex.h>
 
 QT_BEGIN_NAMESPACE
@@ -50,7 +50,7 @@ class QAndroidPlatformMenuItem;
 class QAndroidPlatformMenu: public QPlatformMenu
 {
 public:
-    typedef QVector<QAndroidPlatformMenuItem *> PlatformMenuItemsType;
+    typedef QList<QAndroidPlatformMenuItem *> PlatformMenuItemsType;
 
 public:
     QAndroidPlatformMenu();
diff --git a/src/plugins/platforms/android/qandroidplatformmenubar.h b/src/plugins/platforms/android/qandroidplatformmenubar.h
index 81a26c72f4..449c39ca52 100644
--- a/src/plugins/platforms/android/qandroidplatformmenubar.h
+++ b/src/plugins/platforms/android/qandroidplatformmenubar.h
@@ -41,9 +41,9 @@
 #define QANDROIDPLATFORMMENUBAR_H
 
 #include <qpa/qplatformmenu.h>
-#include <qvector.h>
-#include <qmutex.h>
 #include <qhash.h>
+#include <qlist.h>
+#include <qmutex.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -51,7 +51,7 @@ class QAndroidPlatformMenu;
 class QAndroidPlatformMenuBar: public QPlatformMenuBar
 {
 public:
-    typedef QVector<QAndroidPlatformMenu *> PlatformMenusType;
+    typedef QList<QAndroidPlatformMenu *> PlatformMenusType;
 public:
     QAndroidPlatformMenuBar();
     ~QAndroidPlatformMenuBar();
diff --git a/src/plugins/platforms/direct2d/qwindowsdirect2dpaintengine.cpp b/src/plugins/platforms/direct2d/qwindowsdirect2dpaintengine.cpp
index 4ce5825f95..028344a37d 100644
--- a/src/plugins/platforms/direct2d/qwindowsdirect2dpaintengine.cpp
+++ b/src/plugins/platforms/direct2d/qwindowsdirect2dpaintengine.cpp
@@ -124,9 +124,9 @@ static inline D2D1_MATRIX_3X2_F transformFromLine(const QLineF &line, qreal penW
 static void adjustLine(QPointF *p1, QPointF *p2);
 static bool isLinePositivelySloped(const QPointF &p1, const QPointF &p2);
 
-static QVector<D2D1_GRADIENT_STOP> qGradientStopsToD2DStops(const QGradientStops &qstops)
+static QList<D2D1_GRADIENT_STOP> qGradientStopsToD2DStops(const QGradientStops &qstops)
 {
-    QVector<D2D1_GRADIENT_STOP> stops(qstops.count());
+    QList<D2D1_GRADIENT_STOP> stops(qstops.count());
     for (int i = 0, count =  stops.size(); i < count; ++i) {
         stops[i].position = FLOAT(qstops.at(i).first);
         stops[i].color = to_d2d_color_f(qstops.at(i).second);
@@ -572,8 +572,8 @@ public:
         HRESULT hr;
 
         if (props.dashStyle == D2D1_DASH_STYLE_CUSTOM) {
-            QVector<qreal> dashes = newPen.dashPattern();
-            QVector<FLOAT> converted(dashes.size());
+            QList<qreal> dashes = newPen.dashPattern();
+            QList<FLOAT> converted(dashes.size());
             qreal penWidth = pen.qpen.widthF();
             qreal brushWidth = 0;
             for (int i = 0; i < dashes.size(); i++) {
@@ -696,7 +696,7 @@ public:
                 linearGradientBrushProperties.startPoint = to_d2d_point_2f(qlinear->start());
                 linearGradientBrushProperties.endPoint = to_d2d_point_2f(qlinear->finalStop());
 
-                const QVector<D2D1_GRADIENT_STOP> stops = qGradientStopsToD2DStops(qlinear->stops());
+                const QList<D2D1_GRADIENT_STOP> stops = qGradientStopsToD2DStops(qlinear->stops());
 
                 hr = dc()->CreateGradientStopCollection(stops.constData(),
                                                         UINT32(stops.size()),
@@ -736,7 +736,7 @@ public:
                 radialGradientBrushProperties.radiusX = FLOAT(qradial->radius());
                 radialGradientBrushProperties.radiusY = FLOAT(qradial->radius());
 
-                const QVector<D2D1_GRADIENT_STOP> stops = qGradientStopsToD2DStops(qradial->stops());
+                const QList<D2D1_GRADIENT_STOP> stops = qGradientStopsToD2DStops(qradial->stops());
 
                 hr = dc()->CreateGradientStopCollection(stops.constData(), stops.size(), &gradientStopCollection);
                 if (FAILED(hr)) {
diff --git a/src/plugins/platforms/eglfs/api/qeglfscursor_p.h b/src/plugins/platforms/eglfs/api/qeglfscursor_p.h
index 7a6044aca0..ea1212ace8 100644
--- a/src/plugins/platforms/eglfs/api/qeglfscursor_p.h
+++ b/src/plugins/platforms/eglfs/api/qeglfscursor_p.h
@@ -59,7 +59,7 @@
 #include <QtGui/QOpenGLFunctions>
 #include <QtGui/private/qinputdevicemanager_p.h>
 
-#include <QtCore/qvector.h>
+#include <QtCore/qlist.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -145,7 +145,7 @@ private:
         int cursorsPerRow;
         int width, height; // width and height of the atlas
         int cursorWidth, cursorHeight; // width and height of cursors inside the atlas
-        QVector<QPoint> hotSpots;
+        QList<QPoint> hotSpots;
         QImage image; // valid until it's uploaded
     } m_cursorAtlas;
 
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmcursor.h b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmcursor.h
index 5d2dfedba2..55420cef62 100644
--- a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmcursor.h
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmcursor.h
@@ -41,7 +41,7 @@
 #define QEGLFSKMSGBMCURSOR_H
 
 #include <qpa/qplatformcursor.h>
-#include <QtCore/QVector>
+#include <QtCore/QList>
 #include <QtGui/QImage>
 #include <QtGui/private/qinputdevicemanager_p.h>
 
@@ -112,7 +112,7 @@ private:
         int cursorsPerRow;
         int width, height; // width and height of the atlas
         int cursorWidth, cursorHeight; // width and height of cursors inside the atlas
-        QVector<QPoint> hotSpots;
+        QList<QPoint> hotSpots;
         QImage image;
     } m_cursorAtlas;
 };
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmdevice.cpp b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmdevice.cpp
index 503419cf91..d32e36b04d 100644
--- a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmdevice.cpp
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmdevice.cpp
@@ -150,7 +150,7 @@ QPlatformScreen *QEglFSKmsGbmDevice::createHeadlessScreen()
 
 void QEglFSKmsGbmDevice::registerScreenCloning(QPlatformScreen *screen,
                                                QPlatformScreen *screenThisScreenClones,
-                                               const QVector<QPlatformScreen *> &screensCloningThisScreen)
+                                               const QList<QPlatformScreen *> &screensCloningThisScreen)
 {
     if (!screenThisScreenClones && screensCloningThisScreen.isEmpty())
         return;
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmdevice.h b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmdevice.h
index f1476f8ffa..1964b30c5e 100644
--- a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmdevice.h
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmdevice.h
@@ -69,7 +69,7 @@ public:
     QPlatformScreen *createHeadlessScreen() override;
     void registerScreenCloning(QPlatformScreen *screen,
                                QPlatformScreen *screenThisScreenClones,
-                               const QVector<QPlatformScreen *> &screensCloningThisScreen) override;
+                               const QList<QPlatformScreen *> &screensCloningThisScreen) override;
     void registerScreen(QPlatformScreen *screen,
                         bool isPrimary,
                         const QPoint &virtualPos,
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.cpp b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.cpp
index 6f5c3b6953..efb0b1b060 100644
--- a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.cpp
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.cpp
@@ -198,7 +198,7 @@ void QEglFSKmsGbmScreen::resetSurface()
 }
 
 void QEglFSKmsGbmScreen::initCloning(QPlatformScreen *screenThisScreenClones,
-                                     const QVector<QPlatformScreen *> &screensCloningThisScreen)
+                                     const QList<QPlatformScreen *> &screensCloningThisScreen)
 {
     // clone destinations need to know the clone source
     const bool clonesAnother = screenThisScreenClones != nullptr;
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.h b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.h
index 69feeee703..2be1630e19 100644
--- a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.h
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.h
@@ -64,7 +64,7 @@ public:
     void resetSurface();
 
     void initCloning(QPlatformScreen *screenThisScreenClones,
-                     const QVector<QPlatformScreen *> &screensCloningThisScreen);
+                     const QList<QPlatformScreen *> &screensCloningThisScreen);
 
     void waitForFlip() override;
 
@@ -98,7 +98,7 @@ private:
         QEglFSKmsGbmScreen *screen = nullptr;
         bool cloneFlipPending = false;
     };
-    QVector<CloneDestination> m_cloneDests;
+    QList<CloneDestination> m_cloneDests;
 };
 
 QT_END_NAMESPACE
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_egldevice/qeglfskmsegldeviceintegration.cpp b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_egldevice/qeglfskmsegldeviceintegration.cpp
index 3e78196227..a480a390d1 100644
--- a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_egldevice/qeglfskmsegldeviceintegration.cpp
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_egldevice/qeglfskmsegldeviceintegration.cpp
@@ -171,7 +171,7 @@ void QEglFSKmsEglDeviceWindow::resetSurface()
 
     qCDebug(qLcEglfsKmsDebug, "Output has %d layers", count);
 
-    QVector<EGLOutputLayerEXT> layers;
+    QList<EGLOutputLayerEXT> layers;
     layers.resize(count);
     EGLint actualCount;
     if (!m_integration->m_funcs->get_output_layers(display, nullptr, layers.data(), count, &actualCount)) {
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_support/qeglfskmsscreen.cpp b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_support/qeglfskmsscreen.cpp
index 959f17eba3..59d7ec104c 100644
--- a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_support/qeglfskmsscreen.cpp
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_support/qeglfskmsscreen.cpp
@@ -218,9 +218,9 @@ qreal QEglFSKmsScreen::refreshRate() const
     return refresh > 0 ? refresh : 60;
 }
 
-QVector<QPlatformScreen::Mode> QEglFSKmsScreen::modes() const
+QList<QPlatformScreen::Mode> QEglFSKmsScreen::modes() const
 {
-    QVector<QPlatformScreen::Mode> list;
+    QList<QPlatformScreen::Mode> list;
     list.reserve(m_output.modes.size());
 
     for (const drmModeModeInfo &info : qAsConst(m_output.modes))
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_support/qeglfskmsscreen.h b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_support/qeglfskmsscreen.h
index 0f0b10a980..103476bc54 100644
--- a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_support/qeglfskmsscreen.h
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_support/qeglfskmsscreen.h
@@ -83,7 +83,7 @@ public:
     QList<QPlatformScreen *> virtualSiblings() const override { return m_siblings; }
     void setVirtualSiblings(QList<QPlatformScreen *> sl) { m_siblings = sl; }
 
-    QVector<QPlatformScreen::Mode> modes() const override;
+    QList<QPlatformScreen::Mode> modes() const override;
 
     int currentMode() const override;
     int preferredMode() const override;
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_vsp2/qeglfskmsvsp2device.cpp b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_vsp2/qeglfskmsvsp2device.cpp
index 44f855910c..62ad58c3f5 100644
--- a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_vsp2/qeglfskmsvsp2device.cpp
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_vsp2/qeglfskmsvsp2device.cpp
@@ -122,7 +122,7 @@ QPlatformScreen *QEglFSKmsVsp2Device::createHeadlessScreen()
 
 void QEglFSKmsVsp2Device::registerScreenCloning(QPlatformScreen *screen,
                                                QPlatformScreen *screenThisScreenClones,
-                                               const QVector<QPlatformScreen *> &screensCloningThisScreen)
+                                               const QList<QPlatformScreen *> &screensCloningThisScreen)
 {
     Q_UNUSED(screen);
     qWarning() << Q_FUNC_INFO << "Not implemented yet";
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_vsp2/qeglfskmsvsp2device.h b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_vsp2/qeglfskmsvsp2device.h
index c795fa4005..3926f809c4 100644
--- a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_vsp2/qeglfskmsvsp2device.h
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_vsp2/qeglfskmsvsp2device.h
@@ -65,7 +65,7 @@ public:
     QPlatformScreen *createHeadlessScreen() override;
     void registerScreenCloning(QPlatformScreen *screen,
                                QPlatformScreen *screenThisScreenClones,
-                               const QVector<QPlatformScreen *> &screensCloningThisScreen) override;
+                               const QList<QPlatformScreen *> &screensCloningThisScreen) override;
 
 private:
     Q_DISABLE_COPY(QEglFSKmsVsp2Device)
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_vsp2/qeglfskmsvsp2screen.h b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_vsp2/qeglfskmsvsp2screen.h
index 378786643d..9aa23d90a6 100644
--- a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_vsp2/qeglfskmsvsp2screen.h
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_vsp2/qeglfskmsvsp2screen.h
@@ -97,7 +97,7 @@ private:
     std::array<FrameBuffer, 2> m_frameBuffers;
     uint m_backFb = 0;
     void initDumbFrameBuffer(FrameBuffer &fb);
-    QVector<void (*)()> m_blendFinishedCallbacks;
+    QList<void (*)()> m_blendFinishedCallbacks;
 
     struct DmaBuffer { //these are for qt buffers before blending with additional layers (gbm buffer data)
         int dmabufFd = -1;
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_vsp2/qvsp2blendingdevice.h b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_vsp2/qvsp2blendingdevice.h
index ee34ae654a..ae157129df 100644
--- a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_vsp2/qvsp2blendingdevice.h
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_vsp2/qvsp2blendingdevice.h
@@ -40,8 +40,8 @@
 #ifndef QVSP2BLENDINGDEVICE_H
 #define QVSP2BLENDINGDEVICE_H
 
+#include <QtCore/QList>
 #include <QtCore/QRect>
-#include <QtCore/QVector>
 #include <QtCore/qglobal.h>
 
 #include "qlinuxmediadevice.h"
@@ -86,7 +86,7 @@ private:
         struct media_pad *bruInputFormatPad = nullptr; // bru:x
         QLinuxMediaDevice::OutputSubDevice *rpfInput = nullptr; // rpf.x input
     };
-    QVector<struct Input> m_inputs;
+    QList<struct Input> m_inputs;
     const QSize m_screenSize;
     bool m_dirty = true;
 };
diff --git a/src/plugins/platforms/linuxfb/qlinuxfbdrmscreen.cpp b/src/plugins/platforms/linuxfb/qlinuxfbdrmscreen.cpp
index dcc1ef2790..1c99ac8cb1 100644
--- a/src/plugins/platforms/linuxfb/qlinuxfbdrmscreen.cpp
+++ b/src/plugins/platforms/linuxfb/qlinuxfbdrmscreen.cpp
@@ -115,7 +115,7 @@ private:
     static void pageFlipHandler(int fd, unsigned int sequence,
                                 unsigned int tv_sec, unsigned int tv_usec, void *user_data);
 
-    QVector<Output> m_outputs;
+    QList<Output> m_outputs;
 };
 
 QLinuxFbDevice::QLinuxFbDevice(QKmsScreenConfig *screenConfig)
diff --git a/src/plugins/platforms/vnc/qvnc_p.h b/src/plugins/platforms/vnc/qvnc_p.h
index f7f2f74ddb..9c71cd8f94 100644
--- a/src/plugins/platforms/vnc/qvnc_p.h
+++ b/src/plugins/platforms/vnc/qvnc_p.h
@@ -380,7 +380,7 @@ public:
 
     QImage cursor;
     QPoint hotspot;
-    QVector<QVncClient *> clients;
+    QList<QVncClient *> clients;
 };
 #endif // QT_CONFIG(cursor)
 
@@ -408,7 +408,7 @@ private slots:
 
 private:
     QTcpServer *serverSocket;
-    QVector<QVncClient*> clients;
+    QList<QVncClient*> clients;
     QVncScreen *qvnc_screen;
     quint16 m_port;
 };
diff --git a/src/plugins/platforms/wasm/qwasmcompositor.cpp b/src/plugins/platforms/wasm/qwasmcompositor.cpp
index 2eb04a501b..4ea69a3e78 100644
--- a/src/plugins/platforms/wasm/qwasmcompositor.cpp
+++ b/src/plugins/platforms/wasm/qwasmcompositor.cpp
@@ -621,7 +621,7 @@ void QWasmCompositor::drawShadePanel(QWasmTitleBarOptions options, QPainter *pai
             light = palette.midlight().color();
     }
     QPen oldPen = painter->pen();
-    QVector<QLineF> lines;
+    QList<QLineF> lines;
     lines.reserve(2*lineWidth);
 
     painter->setPen(light);
diff --git a/src/plugins/platforms/wasm/qwasmeventdispatcher.h b/src/plugins/platforms/wasm/qwasmeventdispatcher.h
index 3f51722c2a..8420f2cf1a 100644
--- a/src/plugins/platforms/wasm/qwasmeventdispatcher.h
+++ b/src/plugins/platforms/wasm/qwasmeventdispatcher.h
@@ -58,7 +58,7 @@ private:
     bool m_hasMainLoop = false;
     bool m_hasZeroTimer = false;
     uint64_t m_currentTargetTime = std::numeric_limits<uint64_t>::max();
-    QVector<std::function<void(void)>> m_requestUpdateCallbacks;
+    QList<std::function<void(void)>> m_requestUpdateCallbacks;
 };
 
 QT_END_NAMESPACE
diff --git a/src/plugins/platforms/wasm/qwasmintegration.h b/src/plugins/platforms/wasm/qwasmintegration.h
index cb8639086a..f527053489 100644
--- a/src/plugins/platforms/wasm/qwasmintegration.h
+++ b/src/plugins/platforms/wasm/qwasmintegration.h
@@ -95,7 +95,7 @@ private:
     mutable QWasmFontDatabase *m_fontDb;
     mutable QWasmServices *m_desktopServices;
     mutable QHash<QWindow *, QWasmBackingStore *> m_backingStores;
-    QVector<QPair<emscripten::val, QWasmScreen *>> m_screens;
+    QList<QPair<emscripten::val, QWasmScreen *>> m_screens;
     mutable QWasmClipboard *m_clipboard;
     qreal m_fontDpi = -1;
     mutable QScopedPointer<QPlatformInputContext> m_inputContext;
diff --git a/src/plugins/platforms/windows/qwindowsmenu.cpp b/src/plugins/platforms/windows/qwindowsmenu.cpp
index 5f21bdfa33..31d9d3e09b 100644
--- a/src/plugins/platforms/windows/qwindowsmenu.cpp
+++ b/src/plugins/platforms/windows/qwindowsmenu.cpp
@@ -69,10 +69,10 @@ QT_BEGIN_NAMESPACE
 
 static uint nextId = 1;
 
-// Find a QPlatformMenu[Item]* in a vector of QWindowsMenu[Item], where
-// QVector::indexOf() cannot be used since it wants a QWindowsMenu[Item]*
+// Find a QPlatformMenu[Item]* in a list of QWindowsMenu[Item], where
+// QList::indexOf() cannot be used since it wants a QWindowsMenu[Item]*
 template <class Derived, class Needle>
-static int indexOf(const QVector<Derived *> &v, const Needle *needle)
+static int indexOf(const QList<Derived *> &v, const Needle *needle)
 {
     for (int i = 0, size = v.size(); i < size; ++i) {
         if (v.at(i) == needle)
@@ -81,9 +81,9 @@ static int indexOf(const QVector<Derived *> &v, const Needle *needle)
     return -1;
 }
 
-// Helper for inserting a QPlatformMenu[Item]* into a vector of QWindowsMenu[Item].
+// Helper for inserting a QPlatformMenu[Item]* into a list of QWindowsMenu[Item].
 template <class Derived, class Base>
-static int insertBefore(QVector<Derived *> *v, Base *newItemIn, const Base *before = nullptr)
+static int insertBefore(QList<Derived *> *v, Base *newItemIn, const Base *before = nullptr)
 {
     int index = before ? indexOf(*v, before) : -1;
     if (index != -1) {
@@ -175,7 +175,7 @@ static QWindowsMenu *findMenuByHandle(const Menu *menu, HMENU hMenu)
 }
 
 template <class MenuType>
-static int findNextVisibleEntry(const QVector<MenuType *> &entries, int pos)
+static int findNextVisibleEntry(const QList<MenuType *> &entries, int pos)
 {
     for (int i = pos, size = entries.size(); i < size; ++i) {
         if (entries.at(i)->isVisible())
@@ -862,7 +862,7 @@ void QWindowsMenuBar::redraw() const
 #ifndef QT_NO_DEBUG_STREAM
 
 template <class M>  /* Menu[Item] */
-static void formatTextSequence(QDebug &d, const QVector<M *> &v)
+static void formatTextSequence(QDebug &d, const QList<M *> &v)
 {
     if (const int size = v.size()) {
         d << '[' << size << "](";
diff --git a/src/plugins/platforms/windows/qwindowsmenu.h b/src/plugins/platforms/windows/qwindowsmenu.h
index aa36846ec0..b94efbe713 100644
--- a/src/plugins/platforms/windows/qwindowsmenu.h
+++ b/src/plugins/platforms/windows/qwindowsmenu.h
@@ -44,7 +44,7 @@
 
 #include <qpa/qplatformmenu.h>
 
-#include <QtCore/qvector.h>
+#include <QtCore/qlist.h>
 #include <QtCore/qpair.h>
 
 QT_BEGIN_NAMESPACE
@@ -120,7 +120,7 @@ class QWindowsMenu : public QPlatformMenu
 {
     Q_OBJECT
 public:
-    using MenuItems = QVector<QWindowsMenuItem *>;
+    using MenuItems = QList<QWindowsMenuItem *>;
 
     QWindowsMenu();
     ~QWindowsMenu();
@@ -196,7 +196,7 @@ class QWindowsMenuBar : public QPlatformMenuBar
 {
     Q_OBJECT
 public:
-    using Menus = QVector<QWindowsMenu *>;
+    using Menus = QList<QWindowsMenu *>;
 
     QWindowsMenuBar();
     ~QWindowsMenuBar() override;
diff --git a/src/plugins/platforms/windows/qwindowsmime.cpp b/src/plugins/platforms/windows/qwindowsmime.cpp
index 3867311243..e4a7777c4e 100644
--- a/src/plugins/platforms/windows/qwindowsmime.cpp
+++ b/src/plugins/platforms/windows/qwindowsmime.cpp
@@ -539,9 +539,9 @@ int QWindowsMime::registerMimeType(const QString &mime)
 */
 
 /*!
-\fn QVector<FORMATETC> QWindowsMime::formatsForMime(const QString &mimeType, const QMimeData *mimeData) const
+\fn QList<FORMATETC> QWindowsMime::formatsForMime(const QString &mimeType, const QMimeData *mimeData) const
 
-  Returns a QVector of FORMATETC structures representing the different windows clipboard
+  Returns a QList of FORMATETC structures representing the different windows clipboard
   formats that can be provided for the \a mimeType from the \a mimeData.
 
   All subclasses must reimplement this pure virtual function.
@@ -576,7 +576,7 @@ public:
     QString mimeForFormat(const FORMATETC &formatetc) const override;
     bool canConvertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData) const override;
     bool convertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData, STGMEDIUM *pmedium) const override;
-    QVector<FORMATETC> formatsForMime(const QString &mimeType, const QMimeData *mimeData) const override;
+    QList<FORMATETC> formatsForMime(const QString &mimeType, const QMimeData *mimeData) const override;
 };
 
 bool QWindowsMimeText::canConvertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData) const
@@ -678,9 +678,9 @@ QString QWindowsMimeText::mimeForFormat(const FORMATETC &formatetc) const
 }
 
 
-QVector<FORMATETC> QWindowsMimeText::formatsForMime(const QString &mimeType, const QMimeData *mimeData) const
+QList<FORMATETC> QWindowsMimeText::formatsForMime(const QString &mimeType, const QMimeData *mimeData) const
 {
-    QVector<FORMATETC> formatics;
+    QList<FORMATETC> formatics;
     if (mimeType.startsWith(u"text/plain") && mimeData->hasText()) {
         formatics += setCf(CF_UNICODETEXT);
         formatics += setCf(CF_TEXT);
@@ -733,7 +733,7 @@ public:
     QString mimeForFormat(const FORMATETC &formatetc) const override;
     bool canConvertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData) const override;
     bool convertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData, STGMEDIUM *pmedium) const override;
-    QVector<FORMATETC> formatsForMime(const QString &mimeType, const QMimeData *mimeData) const override;
+    QList<FORMATETC> formatsForMime(const QString &mimeType, const QMimeData *mimeData) const override;
 private:
     int CF_INETURL_W; // wide char version
     int CF_INETURL;
@@ -829,9 +829,9 @@ QString QWindowsMimeURI::mimeForFormat(const FORMATETC &formatetc) const
     return format;
 }
 
-QVector<FORMATETC> QWindowsMimeURI::formatsForMime(const QString &mimeType, const QMimeData *mimeData) const
+QList<FORMATETC> QWindowsMimeURI::formatsForMime(const QString &mimeType, const QMimeData *mimeData) const
 {
-    QVector<FORMATETC> formatics;
+    QList<FORMATETC> formatics;
     if (mimeType == u"text/uri-list") {
         if (canConvertFromMime(setCf(CF_HDROP), mimeData))
             formatics += setCf(CF_HDROP);
@@ -898,7 +898,7 @@ public:
     // for converting from Qt
     bool canConvertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData) const override;
     bool convertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData, STGMEDIUM * pmedium) const override;
-    QVector<FORMATETC> formatsForMime(const QString &mimeType, const QMimeData *mimeData) const override;
+    QList<FORMATETC> formatsForMime(const QString &mimeType, const QMimeData *mimeData) const override;
 
     // for converting to Qt
     bool canConvertToMime(const QString &mimeType, IDataObject *pDataObj) const override;
@@ -914,9 +914,9 @@ QWindowsMimeHtml::QWindowsMimeHtml()
     CF_HTML = QWindowsMime::registerMimeType(QStringLiteral("HTML Format"));
 }
 
-QVector<FORMATETC> QWindowsMimeHtml::formatsForMime(const QString &mimeType, const QMimeData *mimeData) const
+QList<FORMATETC> QWindowsMimeHtml::formatsForMime(const QString &mimeType, const QMimeData *mimeData) const
 {
-    QVector<FORMATETC> formatetcs;
+    QList<FORMATETC> formatetcs;
     if (mimeType == u"text/html" && (!mimeData->html().isEmpty()))
         formatetcs += setCf(CF_HTML);
     return formatetcs;
@@ -1035,7 +1035,7 @@ public:
     // for converting from Qt
     bool canConvertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData) const override;
     bool convertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData, STGMEDIUM * pmedium) const override;
-    QVector<FORMATETC> formatsForMime(const QString &mimeType, const QMimeData *mimeData) const override;
+    QList<FORMATETC> formatsForMime(const QString &mimeType, const QMimeData *mimeData) const override;
 
     // for converting to Qt
     bool canConvertToMime(const QString &mimeType, IDataObject *pDataObj) const override;
@@ -1051,9 +1051,9 @@ QWindowsMimeImage::QWindowsMimeImage()
     CF_PNG = RegisterClipboardFormat(L"PNG");
 }
 
-QVector<FORMATETC> QWindowsMimeImage::formatsForMime(const QString &mimeType, const QMimeData *mimeData) const
+QList<FORMATETC> QWindowsMimeImage::formatsForMime(const QString &mimeType, const QMimeData *mimeData) const
 {
-    QVector<FORMATETC> formatetcs;
+    QList<FORMATETC> formatetcs;
     if (mimeData->hasImage() && mimeType == u"application/x-qt-image") {
         //add DIBV5 if image has alpha channel. Do not add CF_PNG here as it will confuse MS Office (QTBUG47656).
         auto image = qvariant_cast<QImage>(mimeData->imageData());
@@ -1190,7 +1190,7 @@ public:
     // for converting from Qt
     bool canConvertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData) const override;
     bool convertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData, STGMEDIUM * pmedium) const override;
-    QVector<FORMATETC> formatsForMime(const QString &mimeType, const QMimeData *mimeData) const override;
+    QList<FORMATETC> formatsForMime(const QString &mimeType, const QMimeData *mimeData) const override;
 
     // for converting to Qt
     bool canConvertToMime(const QString &mimeType, IDataObject *pDataObj) const override;
@@ -1264,9 +1264,9 @@ bool QBuiltInMimes::convertFromMime(const FORMATETC &formatetc, const QMimeData
     return false;
 }
 
-QVector<FORMATETC> QBuiltInMimes::formatsForMime(const QString &mimeType, const QMimeData *mimeData) const
+QList<FORMATETC> QBuiltInMimes::formatsForMime(const QString &mimeType, const QMimeData *mimeData) const
 {
-    QVector<FORMATETC> formatetcs;
+    QList<FORMATETC> formatetcs;
     const auto mit = std::find(outFormats.cbegin(), outFormats.cend(), mimeType);
     if (mit != outFormats.cend() && mimeData->formats().contains(mimeType))
         formatetcs += setCf(mit.key());
@@ -1311,7 +1311,7 @@ public:
     // for converting from Qt
     bool canConvertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData) const override;
     bool convertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData, STGMEDIUM * pmedium) const override;
-    QVector<FORMATETC> formatsForMime(const QString &mimeType, const QMimeData *mimeData) const override;
+    QList<FORMATETC> formatsForMime(const QString &mimeType, const QMimeData *mimeData) const override;
 
     // for converting to Qt
     bool canConvertToMime(const QString &mimeType, IDataObject *pDataObj) const override;
@@ -1381,9 +1381,9 @@ bool QLastResortMimes::convertFromMime(const FORMATETC &formatetc, const QMimeDa
 #endif // QT_CONFIG(draganddrop)
 }
 
-QVector<FORMATETC> QLastResortMimes::formatsForMime(const QString &mimeType, const QMimeData * /*mimeData*/) const
+QList<FORMATETC> QLastResortMimes::formatsForMime(const QString &mimeType, const QMimeData * /*mimeData*/) const
 {
-    QVector<FORMATETC> formatetcs;
+    QList<FORMATETC> formatetcs;
     auto mit = std::find(formats.begin(), formats.end(), mimeType);
     // register any other available formats
     if (mit == formats.end() && !excludeList.contains(mimeType, Qt::CaseInsensitive))
@@ -1556,10 +1556,10 @@ QWindowsMime * QWindowsMimeConverter::converterFromMime(const FORMATETC &formate
     return nullptr;
 }
 
-QVector<FORMATETC> QWindowsMimeConverter::allFormatsForMime(const QMimeData *mimeData) const
+QList<FORMATETC> QWindowsMimeConverter::allFormatsForMime(const QMimeData *mimeData) const
 {
     ensureInitialized();
-    QVector<FORMATETC> formatics;
+    QList<FORMATETC> formatics;
 #if !QT_CONFIG(draganddrop)
     Q_UNUSED(mimeData);
 #else
diff --git a/src/plugins/platforms/windows/qwindowsmime.h b/src/plugins/platforms/windows/qwindowsmime.h
index f8708f1259..af2a35457f 100644
--- a/src/plugins/platforms/windows/qwindowsmime.h
+++ b/src/plugins/platforms/windows/qwindowsmime.h
@@ -42,7 +42,7 @@
 
 #include <QtCore/qt_windows.h>
 
-#include <QtCore/qvector.h>
+#include <QtCore/qlist.h>
 #include <QtCore/qvariant.h>
 
 QT_BEGIN_NAMESPACE
@@ -60,7 +60,7 @@ public:
     // for converting from Qt
     virtual bool canConvertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData) const = 0;
     virtual bool convertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData, STGMEDIUM * pmedium) const = 0;
-    virtual QVector<FORMATETC> formatsForMime(const QString &mimeType, const QMimeData *mimeData) const = 0;
+    virtual QList<FORMATETC> formatsForMime(const QString &mimeType, const QMimeData *mimeData) const = 0;
 
     // for converting to Qt
     virtual bool canConvertToMime(const QString &mimeType, IDataObject *pDataObj) const = 0;
@@ -80,7 +80,7 @@ public:
     QWindowsMime *converterToMime(const QString &mimeType, IDataObject *pDataObj) const;
     QStringList allMimesForFormats(IDataObject *pDataObj) const;
     QWindowsMime *converterFromMime(const FORMATETC &formatetc, const QMimeData *mimeData) const;
-    QVector<FORMATETC> allFormatsForMime(const QMimeData *mimeData) const;
+    QList<FORMATETC> allFormatsForMime(const QMimeData *mimeData) const;
 
     // Convenience.
     QVariant convertToMime(const QStringList &mimeTypes, IDataObject *pDataObj, QVariant::Type preferredType,
@@ -94,7 +94,7 @@ public:
 private:
     void ensureInitialized() const;
 
-    mutable QVector<QWindowsMime *> m_mimes;
+    mutable QList<QWindowsMime *> m_mimes;
     mutable int m_internalMimeCount = 0;
 };
 
diff --git a/src/plugins/platforms/windows/qwindowsole.cpp b/src/plugins/platforms/windows/qwindowsole.cpp
index 0a7fef6c30..4427133882 100644
--- a/src/plugins/platforms/windows/qwindowsole.cpp
+++ b/src/plugins/platforms/windows/qwindowsole.cpp
@@ -178,7 +178,7 @@ QWindowsOleDataObject::EnumFormatEtc(DWORD dwDirection, LPENUMFORMATETC FAR* ppe
 
     SCODE sc = S_OK;
 
-    QVector<FORMATETC> fmtetcs;
+    QList<FORMATETC> fmtetcs;
     if (dwDirection == DATADIR_GET) {
         QWindowsMimeConverter &mc = QWindowsContext::instance()->mimeConverter();
         fmtetcs = mc.allFormatsForMime(data);
@@ -229,7 +229,7 @@ QWindowsOleDataObject::EnumDAdvise(LPENUMSTATDATA FAR*)
     \internal
 */
 
-QWindowsOleEnumFmtEtc::QWindowsOleEnumFmtEtc(const QVector<FORMATETC> &fmtetcs)
+QWindowsOleEnumFmtEtc::QWindowsOleEnumFmtEtc(const QList<FORMATETC> &fmtetcs)
 {
     if (QWindowsContext::verbose > 1)
         qCDebug(lcQpaMime) << __FUNCTION__ << fmtetcs;
@@ -246,7 +246,7 @@ QWindowsOleEnumFmtEtc::QWindowsOleEnumFmtEtc(const QVector<FORMATETC> &fmtetcs)
     }
 }
 
-QWindowsOleEnumFmtEtc::QWindowsOleEnumFmtEtc(const QVector<LPFORMATETC> &lpfmtetcs)
+QWindowsOleEnumFmtEtc::QWindowsOleEnumFmtEtc(const QList<LPFORMATETC> &lpfmtetcs)
 {
     if (QWindowsContext::verbose > 1)
         qCDebug(lcQpaMime) << __FUNCTION__;
diff --git a/src/plugins/platforms/windows/qwindowsole.h b/src/plugins/platforms/windows/qwindowsole.h
index 6940657e88..759779c6c3 100644
--- a/src/plugins/platforms/windows/qwindowsole.h
+++ b/src/plugins/platforms/windows/qwindowsole.h
@@ -43,9 +43,9 @@
 #include "qwindowscombase.h"
 #include <QtCore/qt_windows.h>
 
+#include <QtCore/qlist.h>
 #include <QtCore/qmap.h>
 #include <QtCore/qpointer.h>
-#include <QtCore/qvector.h>
 
 #include <objidl.h>
 
@@ -86,8 +86,8 @@ private:
 class QWindowsOleEnumFmtEtc : public QWindowsComBase<IEnumFORMATETC>
 {
 public:
-    explicit QWindowsOleEnumFmtEtc(const QVector<FORMATETC> &fmtetcs);
-    explicit QWindowsOleEnumFmtEtc(const QVector<LPFORMATETC> &lpfmtetcs);
+    explicit QWindowsOleEnumFmtEtc(const QList<FORMATETC> &fmtetcs);
+    explicit QWindowsOleEnumFmtEtc(const QList<LPFORMATETC> &lpfmtetcs);
     ~QWindowsOleEnumFmtEtc() override;
 
     bool isNull() const;
@@ -102,7 +102,7 @@ private:
     bool copyFormatEtc(LPFORMATETC dest, const FORMATETC *src) const;
 
     ULONG m_nIndex = 0;
-    QVector<LPFORMATETC> m_lpfmtetcs;
+    QList<LPFORMATETC> m_lpfmtetcs;
     bool m_isNull = false;
 };
 
diff --git a/src/plugins/platforms/windows/qwindowsopengltester.cpp b/src/plugins/platforms/windows/qwindowsopengltester.cpp
index 2d8e51eb3b..bf86727838 100644
--- a/src/plugins/platforms/windows/qwindowsopengltester.cpp
+++ b/src/plugins/platforms/windows/qwindowsopengltester.cpp
@@ -69,7 +69,7 @@ static GpuDescription adapterIdentifierToGpuDescription(const D3DADAPTER_IDENTIF
     result.deviceId = adapterIdentifier.DeviceId;
     result.revision = adapterIdentifier.Revision;
     result.subSysId = adapterIdentifier.SubSysId;
-    QVector<int> version(4, 0);
+    QList<int> version(4, 0);
     version[0] = HIWORD(adapterIdentifier.DriverVersion.HighPart); // Product
     version[1] = LOWORD(adapterIdentifier.DriverVersion.HighPart); // Version
     version[2] = HIWORD(adapterIdentifier.DriverVersion.LowPart); // Sub version
@@ -169,9 +169,9 @@ GpuDescription GpuDescription::detect()
     return result;
 }
 
-QVector<GpuDescription> GpuDescription::detectAll()
+QList<GpuDescription> GpuDescription::detectAll()
 {
-    QVector<GpuDescription> result;
+    QList<GpuDescription> result;
     QDirect3D9Handle direct3D9;
     if (const UINT adapterCount = direct3D9.adapterCount()) {
         for (UINT adp = 0; adp < adapterCount; ++adp) {
diff --git a/src/plugins/platforms/windows/qwindowsopengltester.h b/src/plugins/platforms/windows/qwindowsopengltester.h
index b9db2afd4b..9091949699 100644
--- a/src/plugins/platforms/windows/qwindowsopengltester.h
+++ b/src/plugins/platforms/windows/qwindowsopengltester.h
@@ -42,7 +42,7 @@
 
 #include <QtCore/qbytearray.h>
 #include <QtCore/qflags.h>
-#include <QtCore/qvector.h>
+#include <QtCore/qlist.h>
 #include <QtCore/qversionnumber.h>
 
 QT_BEGIN_NAMESPACE
@@ -53,7 +53,7 @@ class QVariant;
 struct GpuDescription
 {
     static GpuDescription detect();
-    static QVector<GpuDescription> detectAll();
+    static QList<GpuDescription> detectAll();
     QString toString() const;
     QVariant toVariant() const;
 
diff --git a/src/plugins/platforms/windows/qwindowsscreen.cpp b/src/plugins/platforms/windows/qwindowsscreen.cpp
index 0ccadfa343..34e9e8fe31 100644
--- a/src/plugins/platforms/windows/qwindowsscreen.cpp
+++ b/src/plugins/platforms/windows/qwindowsscreen.cpp
@@ -74,7 +74,7 @@ static inline QDpi monitorDPI(HMONITOR hMonitor)
     return {0, 0};
 }
 
-using WindowsScreenDataList = QVector<QWindowsScreenData>;
+using WindowsScreenDataList = QList<QWindowsScreenData>;
 
 static bool monitorData(HMONITOR hMonitor, QWindowsScreenData *data)
 {
diff --git a/src/plugins/platforms/windows/qwindowsscreen.h b/src/plugins/platforms/windows/qwindowsscreen.h
index 9b1e61743e..1989934ad4 100644
--- a/src/plugins/platforms/windows/qwindowsscreen.h
+++ b/src/plugins/platforms/windows/qwindowsscreen.h
@@ -43,7 +43,6 @@
 #include "qtwindowsglobal.h"
 
 #include <QtCore/qlist.h>
-#include <QtCore/qvector.h>
 #include <QtCore/qpair.h>
 #include <QtCore/qscopedpointer.h>
 #include <qpa/qplatformscreen.h>
@@ -127,7 +126,7 @@ private:
 class QWindowsScreenManager
 {
 public:
-    using WindowsScreenList = QVector<QWindowsScreen *>;
+    using WindowsScreenList = QList<QWindowsScreen *>;
 
     QWindowsScreenManager();
 
diff --git a/src/plugins/platforms/windows/qwindowssystemtrayicon.cpp b/src/plugins/platforms/windows/qwindowssystemtrayicon.cpp
index def011e4bd..7c473e66b6 100644
--- a/src/plugins/platforms/windows/qwindowssystemtrayicon.cpp
+++ b/src/plugins/platforms/windows/qwindowssystemtrayicon.cpp
@@ -60,8 +60,8 @@
 #include <QtGui/qguiapplication.h>
 #include <QtGui/qpixmap.h>
 #include <QtCore/qdebug.h>
+#include <QtCore/qlist.h>
 #include <QtCore/qrect.h>
-#include <QtCore/qvector.h>
 #include <QtCore/qsettings.h>
 #include <qpa/qwindowsysteminterface.h>
 
@@ -119,7 +119,7 @@ struct QWindowsHwndSystemTrayIconEntry
     QWindowsSystemTrayIcon *trayIcon;
 };
 
-using HwndTrayIconEntries = QVector<QWindowsHwndSystemTrayIconEntry>;
+using HwndTrayIconEntries = QList<QWindowsHwndSystemTrayIconEntry>;
 
 Q_GLOBAL_STATIC(HwndTrayIconEntries, hwndTrayIconEntries)
 
diff --git a/src/plugins/platforms/windows/qwindowstabletsupport.cpp b/src/plugins/platforms/windows/qwindowstabletsupport.cpp
index f2c82f3247..7b8ba35065 100644
--- a/src/plugins/platforms/windows/qwindowstabletsupport.cpp
+++ b/src/plugins/platforms/windows/qwindowstabletsupport.cpp
@@ -318,7 +318,7 @@ void QWindowsTabletSupport::notifyActivate()
    qCDebug(lcQpaTablet) << __FUNCTION__ << result;
 }
 
-static inline int indexOfDevice(const QVector<QWindowsTabletDeviceData> &devices, qint64 uniqueId)
+static inline int indexOfDevice(const QList<QWindowsTabletDeviceData> &devices, qint64 uniqueId)
 {
     for (int i = 0; i < devices.size(); ++i)
         if (devices.at(i).uniqueId == uniqueId)
diff --git a/src/plugins/platforms/windows/qwindowstabletsupport.h b/src/plugins/platforms/windows/qwindowstabletsupport.h
index b50b1875dc..a47d7fb2f5 100644
--- a/src/plugins/platforms/windows/qwindowstabletsupport.h
+++ b/src/plugins/platforms/windows/qwindowstabletsupport.h
@@ -44,9 +44,9 @@
 #include <QtGui/qtguiglobal.h>
 #include <QtGui/qpointingdevice.h>
 
-#include <QtCore/qvector.h>
-#include <QtCore/qpoint.h>
 #include <QtCore/qhash.h>
+#include <QtCore/qlist.h>
+#include <QtCore/qpoint.h>
 
 #include <wintab.h>
 
@@ -152,7 +152,7 @@ private:
     const HCTX m_context;
     int m_absoluteRange = 20;
     bool m_tiltSupport = false;
-    QVector<QWindowsTabletDeviceData> m_devices;
+    QList<QWindowsTabletDeviceData> m_devices;
     int m_currentDevice = -1;
     Mode m_mode = PenMode;
     State m_state = PenUp;
diff --git a/src/plugins/platforms/windows/uiautomation/qwindowsuiaselectionprovider.cpp b/src/plugins/platforms/windows/uiautomation/qwindowsuiaselectionprovider.cpp
index fb41012cf4..3305e9c5c4 100644
--- a/src/plugins/platforms/windows/uiautomation/qwindowsuiaselectionprovider.cpp
+++ b/src/plugins/platforms/windows/uiautomation/qwindowsuiaselectionprovider.cpp
@@ -49,7 +49,6 @@
 #include <QtCore/qloggingcategory.h>
 #include <QtCore/qstring.h>
 #include <QtCore/qlist.h>
-#include <QtCore/qvector.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -79,7 +78,7 @@ HRESULT STDMETHODCALLTYPE QWindowsUiaSelectionProvider::GetSelection(SAFEARRAY *
         return UIA_E_ELEMENTNOTAVAILABLE;
 
     // First put selected items in a list, then build a safe array with the right size.
-    QVector<QAccessibleInterface *> selectedList;
+    QList<QAccessibleInterface *> selectedList;
     for (int i = 0; i < accessible->childCount(); ++i) {
         if (QAccessibleInterface *child = accessible->child(i)) {
             if (child->state().selected) {
diff --git a/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp b/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp
index feae5fa13c..6318501662 100644
--- a/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp
+++ b/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp
@@ -261,7 +261,7 @@ QGLXContext::QGLXContext(Display *display, QXcbScreen *screen, const QSurfaceFor
             // order from the requested version.
             const int requestedVersion = m_format.majorVersion() * 10 + qMin(m_format.minorVersion(), 9);
 
-            QVector<int> glVersions;
+            QList<int> glVersions;
             if (m_format.renderableType() == QSurfaceFormat::OpenGL) {
                 if (requestedVersion > 46)
                     glVersions << requestedVersion;
@@ -290,7 +290,7 @@ QGLXContext::QGLXContext(Display *display, QXcbScreen *screen, const QSurfaceFor
                 const int majorVersion = version / 10;
                 const int minorVersion = version % 10;
 
-                QVector<int> contextAttributes;
+                QList<int> contextAttributes;
                 contextAttributes << GLX_CONTEXT_MAJOR_VERSION_ARB << majorVersion
                                   << GLX_CONTEXT_MINOR_VERSION_ARB << minorVersion;
 
@@ -323,7 +323,7 @@ QGLXContext::QGLXContext(Display *display, QXcbScreen *screen, const QSurfaceFor
                 }
 
                 if (supportsRobustness && m_format.testOption(QSurfaceFormat::ResetNotification)) {
-                    QVector<int> contextAttributesWithRobustness = contextAttributes;
+                    QList<int> contextAttributesWithRobustness = contextAttributes;
                     contextAttributesWithRobustness << GLX_CONTEXT_RESET_NOTIFICATION_STRATEGY_ARB << GLX_LOSE_CONTEXT_ON_RESET_ARB;
                     if (supportsVideoMemoryPurge)
                         contextAttributesWithRobustness << GLX_GENERATE_RESET_ON_VIDEO_MEMORY_PURGE_NV << GL_TRUE;
diff --git a/src/plugins/platforms/xcb/nativepainting/qbackingstore_x11.cpp b/src/plugins/platforms/xcb/nativepainting/qbackingstore_x11.cpp
index bbc156fc53..5193461273 100644
--- a/src/plugins/platforms/xcb/nativepainting/qbackingstore_x11.cpp
+++ b/src/plugins/platforms/xcb/nativepainting/qbackingstore_x11.cpp
@@ -100,7 +100,7 @@ void QXcbNativeBackingStore::flush(QWindow *window, const QRegion &region, const
     Window wid = platformWindow->xcb_window();
     Pixmap pid = qt_x11PixmapHandle(m_pixmap);
 
-    QVector<XRectangle> clipRects = qt_region_to_xrectangles(clipped);
+    QList<XRectangle> clipRects = qt_region_to_xrectangles(clipped);
 
 #if QT_CONFIG(xrender)
     if (m_translucentBackground)
@@ -198,7 +198,7 @@ void QXcbNativeBackingStore::beginPaint(const QRegion &region)
 
 #if QT_CONFIG(xrender)
     if (m_translucentBackground) {
-        const QVector<XRectangle> xrects = qt_region_to_xrectangles(region);
+        const QList<XRectangle> xrects = qt_region_to_xrectangles(region);
         const XRenderColor color = { 0, 0, 0, 0 };
         XRenderFillRectangles(display(), PictOpSrc,
                               qt_x11PictureHandle(m_pixmap), &color,
diff --git a/src/plugins/platforms/xcb/nativepainting/qcolormap_x11.cpp b/src/plugins/platforms/xcb/nativepainting/qcolormap_x11.cpp
index fe9d1fcde9..b4a9d64eb8 100644
--- a/src/plugins/platforms/xcb/nativepainting/qcolormap_x11.cpp
+++ b/src/plugins/platforms/xcb/nativepainting/qcolormap_x11.cpp
@@ -77,8 +77,8 @@ public:
     uint g_shift;
     uint b_shift;
 
-    QVector<QColor> colors;
-    QVector<int> pixels;
+    QList<QColor> colors;
+    QList<int> pixels;
 };
 
 static uint right_align(uint v)
@@ -638,7 +638,7 @@ const QColor QXcbColormap::colorAt(uint pixel) const
     return QColor(r, g, b);
 }
 
-const QVector<QColor> QXcbColormap::colormap() const
+const QList<QColor> QXcbColormap::colormap() const
 { return d->colors; }
 
 QXcbColormap &QXcbColormap::operator=(const QXcbColormap &colormap)
diff --git a/src/plugins/platforms/xcb/nativepainting/qcolormap_x11_p.h b/src/plugins/platforms/xcb/nativepainting/qcolormap_x11_p.h
index 573a0f28ea..c4070321de 100644
--- a/src/plugins/platforms/xcb/nativepainting/qcolormap_x11_p.h
+++ b/src/plugins/platforms/xcb/nativepainting/qcolormap_x11_p.h
@@ -41,7 +41,7 @@
 #define QCOLORMAP_X11_H
 
 #include <QColor>
-#include <QVector>
+#include <QList>
 
 QT_BEGIN_NAMESPACE
 
@@ -69,7 +69,7 @@ public:
     uint pixel(const QColor &color) const;
     const QColor colorAt(uint pixel) const;
 
-    const QVector<QColor> colormap() const;
+    const QList<QColor> colormap() const;
 
 private:
     QXcbColormap();
diff --git a/src/plugins/platforms/xcb/nativepainting/qpaintengine_x11.cpp b/src/plugins/platforms/xcb/nativepainting/qpaintengine_x11.cpp
index 77d0caf649..ab0f537926 100644
--- a/src/plugins/platforms/xcb/nativepainting/qpaintengine_x11.cpp
+++ b/src/plugins/platforms/xcb/nativepainting/qpaintengine_x11.cpp
@@ -392,7 +392,7 @@ static inline void x11SetClipRegion(Display *dpy, GC gc, GC gc2,
 {
 //    int num;
 //    XRectangle *rects = (XRectangle *)qt_getClipRects(r, num);
-    QVector<XRectangle> rects = qt_region_to_xrectangles(r);
+    QList<XRectangle> rects = qt_region_to_xrectangles(r);
     int num = rects.size();
 
     if (gc)
@@ -2129,7 +2129,7 @@ void QX11PaintEngine::drawPixmap(const QRectF &r, const QPixmap &px, const QRect
         XSetBackground(d->dpy, cgc, 0);
         XSetForeground(d->dpy, cgc, 1);
         if (!d->crgn.isEmpty()) {
-            QVector<XRectangle> rects = qt_region_to_xrectangles(d->crgn);
+            QList<XRectangle> rects = qt_region_to_xrectangles(d->crgn);
             XSetClipRectangles(d->dpy, cgc, -x, -y, rects.data(), rects.size(), Unsorted);
         } else if (d->has_clipping) {
             XSetClipRectangles(d->dpy, cgc, 0, 0, 0, 0, Unsorted);
@@ -2152,7 +2152,7 @@ void QX11PaintEngine::drawPixmap(const QRectF &r, const QPixmap &px, const QRect
             GC cgc = XCreateGC(d->dpy, comb, 0, 0);
             XSetForeground(d->dpy, cgc, 0);
             XFillRectangle(d->dpy, comb, cgc, 0, 0, sw, sh);
-            QVector<XRectangle> rects = qt_region_to_xrectangles(d->crgn);
+            QList<XRectangle> rects = qt_region_to_xrectangles(d->crgn);
             XSetClipRectangles(d->dpy, cgc, -x, -y, rects.data(), rects.size(), Unsorted);
             XCopyArea(d->dpy, qt_x11PixmapHandle(pixmap), comb, cgc, sx, sy, sw, sh, 0, 0);
             XFreeGC(d->dpy, cgc);
@@ -2201,7 +2201,7 @@ void QX11PaintEngine::drawPixmap(const QRectF &r, const QPixmap &px, const QRect
 
     if (restore_clip) {
         XSetClipOrigin(d->dpy, d->gc, 0, 0);
-        QVector<XRectangle> rects = qt_region_to_xrectangles(d->crgn);
+        QList<XRectangle> rects = qt_region_to_xrectangles(d->crgn);
         if (rects.isEmpty())
             XSetClipMask(d->dpy, d->gc, XNone);
         else
diff --git a/src/plugins/platforms/xcb/nativepainting/qpixmap_x11.cpp b/src/plugins/platforms/xcb/nativepainting/qpixmap_x11.cpp
index 467e93e64f..d55a49768c 100644
--- a/src/plugins/platforms/xcb/nativepainting/qpixmap_x11.cpp
+++ b/src/plugins/platforms/xcb/nativepainting/qpixmap_x11.cpp
@@ -573,7 +573,7 @@ void QX11PlatformPixmap::fromImage(const QImage &img, Qt::ImageConversionFlags f
 
         switch (cimage.format()) {
         case QImage::Format_Indexed8: {
-            QVector<QRgb> colorTable = cimage.colorTable();
+            QList<QRgb> colorTable = cimage.colorTable();
             uint *xidata = (uint *)xi->data;
             for (int y = 0; y < h; ++y) {
                 const uchar *p = cimage.scanLine(y);
@@ -676,7 +676,7 @@ void QX11PlatformPixmap::fromImage(const QImage &img, Qt::ImageConversionFlags f
         const uint  bbits = highest_bit(blue_mask) - lowest_bit(blue_mask) + 1;
 
         if (d8) {                                // setup pixel translation
-            QVector<QRgb> ctable = cimage.colorTable();
+            QList<QRgb> ctable = cimage.colorTable();
             for (int i=0; i < cimage.colorCount(); i++) {
                 int r = qRed  (ctable[i]);
                 int g = qGreen(ctable[i]);
@@ -1061,7 +1061,7 @@ void QX11PlatformPixmap::fromImage(const QImage &img, Qt::ImageConversionFlags f
         int  maxpop = 0;
         int  maxpix = 0;
         uint j = 0;
-        QVector<QRgb> ctable = cimage.colorTable();
+        QList<QRgb> ctable = cimage.colorTable();
         for (int i = 0; i < 256; i++) {                // init pixel array
             if (pop[i] > 0) {
                 px->r = qRed  (ctable[i]);
@@ -2114,7 +2114,7 @@ QImage QX11PlatformPixmap::toImage(const QXImageWrapper &xiWrapper, const QRect
         } else {
             image.setColorCount(ncols);        // create color table
         }
-        QVector<QColor> colors = QXcbColormap::instance(xinfo.screen()).colormap();
+        QList<QColor> colors = QXcbColormap::instance(xinfo.screen()).colormap();
         int j = 0;
         for (int i=0; i<colors.size(); i++) {                // translate pixels
             if (use[i])
diff --git a/src/plugins/platforms/xcb/nativepainting/qxcbnativepainting.cpp b/src/plugins/platforms/xcb/nativepainting/qxcbnativepainting.cpp
index 6a483fc7e5..3d80b2f48a 100644
--- a/src/plugins/platforms/xcb/nativepainting/qxcbnativepainting.cpp
+++ b/src/plugins/platforms/xcb/nativepainting/qxcbnativepainting.cpp
@@ -110,11 +110,11 @@ void qt_xcb_native_x11_info_init(QXcbConnection *conn)
 #endif // QT_CONFIG(xrender)
 }
 
-QVector<XRectangle> qt_region_to_xrectangles(const QRegion &r)
+QList<XRectangle> qt_region_to_xrectangles(const QRegion &r)
 {
     const int numRects = r.rectCount();
     const auto input = r.begin();
-    QVector<XRectangle> output(numRects);
+    QList<XRectangle> output(numRects);
     for (int i = 0; i < numRects; ++i) {
         const QRect &in = input[i];
         XRectangle &out = output[i];
diff --git a/src/plugins/platforms/xcb/nativepainting/qxcbnativepainting.h b/src/plugins/platforms/xcb/nativepainting/qxcbnativepainting.h
index b00ccfcdff..7682be8b4a 100644
--- a/src/plugins/platforms/xcb/nativepainting/qxcbnativepainting.h
+++ b/src/plugins/platforms/xcb/nativepainting/qxcbnativepainting.h
@@ -55,7 +55,7 @@ class QXcbConnection;
 class QPixmap;
 
 void qt_xcb_native_x11_info_init(QXcbConnection *conn);
-QVector<XRectangle> qt_region_to_xrectangles(const QRegion &r);
+QList<XRectangle> qt_region_to_xrectangles(const QRegion &r);
 
 class QXcbX11InfoData;
 class QXcbX11Info
diff --git a/src/plugins/platforms/xcb/qxcbclipboard.cpp b/src/plugins/platforms/xcb/qxcbclipboard.cpp
index e04f2c6665..6d023035f2 100644
--- a/src/plugins/platforms/xcb/qxcbclipboard.cpp
+++ b/src/plugins/platforms/xcb/qxcbclipboard.cpp
@@ -131,7 +131,7 @@ protected:
 
         (void)formats(); // trigger update of format list
 
-        QVector<xcb_atom_t> atoms;
+        QList<xcb_atom_t> atoms;
         const xcb_atom_t *targets = (const xcb_atom_t *) format_atoms.data();
         int size = format_atoms.size() / sizeof(xcb_atom_t);
         atoms.reserve(size);
@@ -445,10 +445,10 @@ xcb_window_t QXcbClipboard::owner() const
 
 xcb_atom_t QXcbClipboard::sendTargetsSelection(QMimeData *d, xcb_window_t window, xcb_atom_t property)
 {
-    QVector<xcb_atom_t> types;
+    QList<xcb_atom_t> types;
     QStringList formats = QInternalMimeData::formatsHelper(d);
     for (int i = 0; i < formats.size(); ++i) {
-        QVector<xcb_atom_t> atoms = QXcbMime::mimeAtomsForFormat(connection(), formats.at(i));
+        QList<xcb_atom_t> atoms = QXcbMime::mimeAtomsForFormat(connection(), formats.at(i));
         for (int j = 0; j < atoms.size(); ++j) {
             if (!types.contains(atoms.at(j)))
                 types.append(atoms.at(j));
diff --git a/src/plugins/platforms/xcb/qxcbconnection.h b/src/plugins/platforms/xcb/qxcbconnection.h
index e6feabf79e..a097604643 100644
--- a/src/plugins/platforms/xcb/qxcbconnection.h
+++ b/src/plugins/platforms/xcb/qxcbconnection.h
@@ -49,7 +49,6 @@
 #include "qxcbexport.h"
 #include <QHash>
 #include <QList>
-#include <QVector>
 #include <qpa/qwindowsysteminterface.h>
 #include <QtCore/QLoggingCategory>
 #include <QtCore/private/qglobal_p.h>
@@ -277,7 +276,7 @@ private:
             int number = -1;
             QXcbAtom::Atom label;
         };
-        QVector<ValuatorClassInfo> valuatorInfo;
+        QList<ValuatorClassInfo> valuatorInfo;
 
         // Stuff that is relevant only for touchpads
         QPointF firstPressedPosition;        // in screen coordinates where the first point was pressed
@@ -313,7 +312,7 @@ private:
     friend class QTypeInfo<TabletData::ValuatorClassInfo>;
     bool xi2HandleTabletEvent(const void *event, TabletData *tabletData);
     void xi2ReportTabletEvent(const void *event, TabletData *tabletData);
-    QVector<TabletData> m_tabletData;
+    QList<TabletData> m_tabletData;
     TabletData *tabletDataForDevice(int id);
 #endif // QT_CONFIG(tabletevent)
     // TODO get rid of this: store a smaller struct in QPointingDevicePrivate::extra
@@ -378,7 +377,7 @@ private:
     mutable QXcbGlIntegration *m_glIntegration = nullptr;
     mutable bool m_glIntegrationInitialized = false;
     bool m_xiGrab = false;
-    QVector<int> m_xiMasterPointerIds;
+    QList<int> m_xiMasterPointerIds;
 
     xcb_window_t m_qtSelectionOwner = 0;
 
diff --git a/src/plugins/platforms/xcb/qxcbconnection_xi2.cpp b/src/plugins/platforms/xcb/qxcbconnection_xi2.cpp
index d93cbc2822..d50c3c6e8c 100644
--- a/src/plugins/platforms/xcb/qxcbconnection_xi2.cpp
+++ b/src/plugins/platforms/xcb/qxcbconnection_xi2.cpp
@@ -572,7 +572,7 @@ void QXcbConnection::xi2SelectDeviceEventsCompatibility(xcb_window_t window)
     QSet<int> tabletDevices;
     if (!m_tabletData.isEmpty()) {
         const int nrTablets = m_tabletData.count();
-        QVector<qt_xcb_input_event_mask_t> xiEventMask(nrTablets);
+        QList<qt_xcb_input_event_mask_t> xiEventMask(nrTablets);
         for (int i = 0; i < nrTablets; ++i) {
             int deviceId = m_tabletData.at(i).deviceId;
             tabletDevices.insert(deviceId);
@@ -585,7 +585,7 @@ void QXcbConnection::xi2SelectDeviceEventsCompatibility(xcb_window_t window)
 #endif
 
     if (!m_scrollingDevices.isEmpty()) {
-        QVector<qt_xcb_input_event_mask_t> xiEventMask(m_scrollingDevices.size());
+        QList<qt_xcb_input_event_mask_t> xiEventMask(m_scrollingDevices.size());
         int i = 0;
         for (const ScrollingDevice& scrollingDevice : qAsConst(m_scrollingDevices)) {
 #if QT_CONFIG(tabletevent)
diff --git a/src/plugins/platforms/xcb/qxcbdrag.cpp b/src/plugins/platforms/xcb/qxcbdrag.cpp
index ab4acbe727..3e24027e51 100644
--- a/src/plugins/platforms/xcb/qxcbdrag.cpp
+++ b/src/plugins/platforms/xcb/qxcbdrag.cpp
@@ -182,7 +182,7 @@ void QXcbDrag::startDrag()
 
     QStringList fmts = QXcbMime::formatsHelper(drag()->mimeData());
     for (int i = 0; i < fmts.size(); ++i) {
-        QVector<xcb_atom_t> atoms = QXcbMime::mimeAtomsForFormat(connection(), fmts.at(i));
+        QList<xcb_atom_t> atoms = QXcbMime::mimeAtomsForFormat(connection(), fmts.at(i));
         for (int j = 0; j < atoms.size(); ++j) {
             if (!drag_types.contains(atoms.at(j)))
                 drag_types.append(atoms.at(j));
@@ -580,7 +580,7 @@ Qt::DropAction QXcbDrag::toDropAction(xcb_atom_t a) const
     return Qt::CopyAction;
 }
 
-Qt::DropActions QXcbDrag::toDropActions(const QVector<xcb_atom_t> &atoms) const
+Qt::DropActions QXcbDrag::toDropActions(const QList<xcb_atom_t> &atoms) const
 {
     Qt::DropActions actions;
     for (const auto actionAtom : atoms) {
@@ -625,7 +625,7 @@ void QXcbDrag::readActionList()
 void QXcbDrag::setActionList(Qt::DropAction requestedAction, Qt::DropActions supportedActions)
 {
 #ifndef QT_NO_CLIPBOARD
-    QVector<xcb_atom_t> actions;
+    QList<xcb_atom_t> actions;
     if (requestedAction != Qt::IgnoreAction)
         actions.append(toXdndAction(requestedAction));
 
@@ -1361,7 +1361,7 @@ QVariant QXcbDropData::xdndObtainData(const QByteArray &format, QMetaType::Type
         return result;
     }
 
-    QVector<xcb_atom_t> atoms = drag->xdnd_types;
+    QList<xcb_atom_t> atoms = drag->xdnd_types;
     bool hasUtf8 = false;
     xcb_atom_t a = mimeAtomForFormat(c, QLatin1String(format), requestedType, atoms, &hasUtf8);
     if (a == XCB_NONE)
diff --git a/src/plugins/platforms/xcb/qxcbdrag.h b/src/plugins/platforms/xcb/qxcbdrag.h
index 0d16afc47e..257e82f049 100644
--- a/src/plugins/platforms/xcb/qxcbdrag.h
+++ b/src/plugins/platforms/xcb/qxcbdrag.h
@@ -42,16 +42,16 @@
 
 #include <qpa/qplatformdrag.h>
 #include <private/qsimpledrag_p.h>
-#include <qxcbobject.h>
 #include <xcb/xcb.h>
+#include <qbackingstore.h>
+#include <qdatetime.h>
+#include <qlist.h>
+#include <qpixmap.h>
 #include <qpoint.h>
+#include <qpointer.h>
 #include <qrect.h>
 #include <qsharedpointer.h>
-#include <qpointer.h>
-#include <qvector.h>
-#include <qdatetime.h>
-#include <qpixmap.h>
-#include <qbackingstore.h>
+#include <qxcbobject.h>
 
 #include <QtCore/QDebug>
 
@@ -118,7 +118,7 @@ private:
     void send_leave();
 
     Qt::DropAction toDropAction(xcb_atom_t atom) const;
-    Qt::DropActions toDropActions(const QVector<xcb_atom_t> &atoms) const;
+    Qt::DropActions toDropActions(const QList<xcb_atom_t> &atoms) const;
     xcb_atom_t toXdndAction(Qt::DropAction a) const;
 
     void readActionList();
@@ -139,7 +139,7 @@ private:
 
     // the types in this drop. 100 is no good, but at least it's big.
     enum { xdnd_max_type = 100 };
-    QVector<xcb_atom_t> xdnd_types;
+    QList<xcb_atom_t> xdnd_types;
 
     // timestamp from XdndPosition and XdndDroptime for retrieving the data
     xcb_timestamp_t target_time;
@@ -167,10 +167,10 @@ private:
     enum { XdndDropTransactionTimeout = 600000 };
     int cleanup_timer;
 
-    QVector<xcb_atom_t> drag_types;
+    QList<xcb_atom_t> drag_types;
 
-    QVector<xcb_atom_t> current_actions;
-    QVector<xcb_atom_t> drop_actions;
+    QList<xcb_atom_t> current_actions;
+    QList<xcb_atom_t> drop_actions;
 
     struct Transaction
     {
@@ -183,7 +183,7 @@ private:
         QTime time;
     };
     friend class QTypeInfo<Transaction>;
-    QVector<Transaction> transactions;
+    QList<Transaction> transactions;
 
     int transaction_expiry_timer;
     void restartDropExpiryTimer();
diff --git a/src/plugins/platforms/xcb/qxcbeventqueue.h b/src/plugins/platforms/xcb/qxcbeventqueue.h
index e7327b3fd6..4763b57ecb 100644
--- a/src/plugins/platforms/xcb/qxcbeventqueue.h
+++ b/src/plugins/platforms/xcb/qxcbeventqueue.h
@@ -42,7 +42,7 @@
 #include <QtCore/QThread>
 #include <QtCore/QHash>
 #include <QtCore/QEventLoop>
-#include <QtCore/QVector>
+#include <QtCore/QList>
 #include <QtCore/QMutex>
 #include <QtCore/QWaitCondition>
 
@@ -132,7 +132,7 @@ private:
     bool m_peekerIndexCacheDirty = false;
     QHash<qint32, QXcbEventNode *> m_peekerToNode;
 
-    QVector<xcb_generic_event_t *> m_inputEvents;
+    QList<xcb_generic_event_t *> m_inputEvents;
 
     // debug stats
     quint64 m_nodesOnHeap = 0;
diff --git a/src/plugins/platforms/xcb/qxcbkeyboard.cpp b/src/plugins/platforms/xcb/qxcbkeyboard.cpp
index e8286381a2..9ab804ca1b 100644
--- a/src/plugins/platforms/xcb/qxcbkeyboard.cpp
+++ b/src/plugins/platforms/xcb/qxcbkeyboard.cpp
@@ -223,7 +223,7 @@ struct xkb_keymap *QXcbKeyboard::keymapFromCore(const KeysymModifierMap &keysymM
 
     // Generate mapping between symbolic names and keysyms
     {
-        QVector<xcb_keysym_t> xkeymap;
+        QList<xcb_keysym_t> xkeymap;
         int keysymsPerKeycode = 0;
         {
             int keycodeCount = maxKeycode - minKeycode + 1;
diff --git a/src/plugins/platforms/xcb/qxcbmime.cpp b/src/plugins/platforms/xcb/qxcbmime.cpp
index e761b066ad..bb168b9b00 100644
--- a/src/plugins/platforms/xcb/qxcbmime.cpp
+++ b/src/plugins/platforms/xcb/qxcbmime.cpp
@@ -129,9 +129,9 @@ bool QXcbMime::mimeDataForAtom(QXcbConnection *connection, xcb_atom_t a, QMimeDa
     return ret;
 }
 
-QVector<xcb_atom_t> QXcbMime::mimeAtomsForFormat(QXcbConnection *connection, const QString &format)
+QList<xcb_atom_t> QXcbMime::mimeAtomsForFormat(QXcbConnection *connection, const QString &format)
 {
-    QVector<xcb_atom_t> atoms;
+    QList<xcb_atom_t> atoms;
     atoms.reserve(7);
     atoms.append(connection->internAtom(format.toLatin1()));
 
@@ -256,7 +256,7 @@ QVariant QXcbMime::mimeConvertToFormat(QXcbConnection *connection, xcb_atom_t a,
 }
 
 xcb_atom_t QXcbMime::mimeAtomForFormat(QXcbConnection *connection, const QString &format, QMetaType::Type requestedType,
-                                 const QVector<xcb_atom_t> &atoms, bool *hasUtf8)
+                                 const QList<xcb_atom_t> &atoms, bool *hasUtf8)
 {
     *hasUtf8 = false;
 
diff --git a/src/plugins/platforms/xcb/qxcbmime.h b/src/plugins/platforms/xcb/qxcbmime.h
index cd6161a08b..d348bae77e 100644
--- a/src/plugins/platforms/xcb/qxcbmime.h
+++ b/src/plugins/platforms/xcb/qxcbmime.h
@@ -55,14 +55,14 @@ public:
     QXcbMime();
     ~QXcbMime();
 
-    static QVector<xcb_atom_t> mimeAtomsForFormat(QXcbConnection *connection, const QString &format);
+    static QList<xcb_atom_t> mimeAtomsForFormat(QXcbConnection *connection, const QString &format);
     static QString mimeAtomToString(QXcbConnection *connection, xcb_atom_t a);
     static bool mimeDataForAtom(QXcbConnection *connection, xcb_atom_t a, QMimeData *mimeData, QByteArray *data,
                                 xcb_atom_t *atomFormat, int *dataFormat);
     static QVariant mimeConvertToFormat(QXcbConnection *connection, xcb_atom_t a, const QByteArray &data, const QString &format,
                                         QMetaType::Type requestedType, bool hasUtf8);
     static xcb_atom_t mimeAtomForFormat(QXcbConnection *connection, const QString &format, QMetaType::Type requestedType,
-                                        const QVector<xcb_atom_t> &atoms, bool *hasUtf8);
+                                        const QList<xcb_atom_t> &atoms, bool *hasUtf8);
 };
 
 QT_END_NAMESPACE
diff --git a/src/plugins/platforms/xcb/qxcbwindow.cpp b/src/plugins/platforms/xcb/qxcbwindow.cpp
index af12f20104..c29e18529c 100644
--- a/src/plugins/platforms/xcb/qxcbwindow.cpp
+++ b/src/plugins/platforms/xcb/qxcbwindow.cpp
@@ -632,7 +632,7 @@ QMargins QXcbWindow::frameMargins() const
 
         bool foundRoot = false;
 
-        const QVector<xcb_window_t> &virtualRoots =
+        const QList<xcb_window_t> &virtualRoots =
             connection()->wmSupport()->virtualRoots();
 
         while (!foundRoot) {
@@ -1086,7 +1086,7 @@ void QXcbWindow::setNetWmStateOnUnmappedWindow()
     // we first read it and then merge our hints with the existing values, allowing a user
     // to set custom hints.
 
-    QVector<xcb_atom_t> atoms;
+    QList<xcb_atom_t> atoms;
     auto reply = Q_XCB_REPLY_UNCHECKED(xcb_get_property, xcb_connection(),
                                        0, m_window, atom(QXcbAtom::_NET_WM_STATE),
                                        XCB_ATOM_ATOM, 0, 1024);
@@ -1293,7 +1293,7 @@ void QXcbWindow::setWindowIconText(const QString &title)
 
 void QXcbWindow::setWindowIcon(const QIcon &icon)
 {
-    QVector<quint32> icon_data;
+    QList<quint32> icon_data;
     if (!icon.isNull()) {
         QList<QSize> availableSizes = icon.availableSizes();
         if (availableSizes.isEmpty()) {
@@ -1542,7 +1542,7 @@ QXcbWindowFunctions::WmWindowTypes QXcbWindow::wmWindowTypes() const
 
 void QXcbWindow::setWmWindowType(QXcbWindowFunctions::WmWindowTypes types, Qt::WindowFlags flags)
 {
-    QVector<xcb_atom_t> atoms;
+    QList<xcb_atom_t> atoms;
 
     // manual selection 1 (these are never set by Qt and take precedence)
     if (types & QXcbWindowFunctions::Normal)
@@ -2526,9 +2526,9 @@ void QXcbWindow::setOpacity(qreal level)
                         (uchar *)&value);
 }
 
-QVector<xcb_rectangle_t> qRegionToXcbRectangleList(const QRegion &region)
+QList<xcb_rectangle_t> qRegionToXcbRectangleList(const QRegion &region)
 {
-    QVector<xcb_rectangle_t> rects;
+    QList<xcb_rectangle_t> rects;
     rects.reserve(region.rectCount());
     for (const QRect &r : region)
         rects.push_back(qRectToXCBRectangle(r));
diff --git a/src/plugins/platforms/xcb/qxcbwindow.h b/src/plugins/platforms/xcb/qxcbwindow.h
index a5803939fb..258ee3fe95 100644
--- a/src/plugins/platforms/xcb/qxcbwindow.h
+++ b/src/plugins/platforms/xcb/qxcbwindow.h
@@ -296,7 +296,7 @@ protected:
     void create() override {} // No-op
 };
 
-QVector<xcb_rectangle_t> qRegionToXcbRectangleList(const QRegion &region);
+QList<xcb_rectangle_t> qRegionToXcbRectangleList(const QRegion &region);
 
 QT_END_NAMESPACE
 
diff --git a/src/plugins/platforms/xcb/qxcbwmsupport.h b/src/plugins/platforms/xcb/qxcbwmsupport.h
index b5de5b7e5b..24b3fde16a 100644
--- a/src/plugins/platforms/xcb/qxcbwmsupport.h
+++ b/src/plugins/platforms/xcb/qxcbwmsupport.h
@@ -41,7 +41,7 @@
 
 #include "qxcbobject.h"
 #include "qxcbconnection.h"
-#include <qvector.h>
+#include <qlist.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -52,15 +52,15 @@ public:
 
 
     bool isSupportedByWM(xcb_atom_t atom) const;
-    const QVector<xcb_window_t> &virtualRoots() const { return net_virtual_roots; }
+    const QList<xcb_window_t> &virtualRoots() const { return net_virtual_roots; }
 
 private:
     friend class QXcbConnection;
     void updateNetWMAtoms();
     void updateVirtualRoots();
 
-    QVector<xcb_atom_t> net_wm_atoms;
-    QVector<xcb_window_t> net_virtual_roots;
+    QList<xcb_atom_t> net_wm_atoms;
+    QList<xcb_window_t> net_virtual_roots;
 };
 
 QT_END_NAMESPACE
diff --git a/src/plugins/platformthemes/gtk3/qgtk3menu.h b/src/plugins/platformthemes/gtk3/qgtk3menu.h
index cce800fbd8..8e3f951649 100644
--- a/src/plugins/platformthemes/gtk3/qgtk3menu.h
+++ b/src/plugins/platformthemes/gtk3/qgtk3menu.h
@@ -156,7 +156,7 @@ protected:
 private:
     GtkWidget *m_menu;
     QPoint m_targetPos;
-    QVector<QGtk3MenuItem *> m_items;
+    QList<QGtk3MenuItem *> m_items;
 };
 
 QT_END_NAMESPACE
diff --git a/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportalfiledialog_p.h b/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportalfiledialog_p.h
index c1f1a2c005..b21a9f7d84 100644
--- a/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportalfiledialog_p.h
+++ b/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportalfiledialog_p.h
@@ -40,7 +40,7 @@
 #define QXDGDESKTOPPORTALFILEDIALOG_P_H
 
 #include <qpa/qplatformdialoghelper.h>
-#include <QVector>
+#include <QList>
 
 QT_BEGIN_NAMESPACE
 
@@ -61,13 +61,13 @@ public:
         ConditionType type;
         QString pattern; // E.g. '*ico' or 'image/png'
     };
-    typedef QVector<FilterCondition> FilterConditionList;
+    typedef QList<FilterCondition> FilterConditionList;
 
     struct Filter {
         QString name; // E.g. 'Images' or 'Text
         FilterConditionList filterConditions;; // E.g. [(0, '*.ico'), (1, 'image/png')] or [(0, '*.txt')]
     };
-    typedef QVector<Filter> FilterList;
+    typedef QList<Filter> FilterList;
 
     QXdgDesktopPortalFileDialog(QPlatformFileDialogHelper *nativeFileDialog = nullptr);
     ~QXdgDesktopPortalFileDialog();
diff --git a/src/plugins/printsupport/cups/qcupsprintengine.cpp b/src/plugins/printsupport/cups/qcupsprintengine.cpp
index d09b2b5a69..f0893df8b5 100644
--- a/src/plugins/printsupport/cups/qcupsprintengine.cpp
+++ b/src/plugins/printsupport/cups/qcupsprintengine.cpp
@@ -201,7 +201,7 @@ void QCupsPrintEnginePrivate::closePrintDevice()
 
         // Set up print options.
         QList<QPair<QByteArray, QByteArray> > options;
-        QVector<cups_option_t> cupsOptStruct;
+        QList<cups_option_t> cupsOptStruct;
 
         options.append(QPair<QByteArray, QByteArray>("media", m_pageLayout.pageSize().key().toLocal8Bit()));
 
diff --git a/src/plugins/printsupport/windows/qwindowsprintdevice.cpp b/src/plugins/printsupport/windows/qwindowsprintdevice.cpp
index f01e93d611..bfd7a9a946 100644
--- a/src/plugins/printsupport/windows/qwindowsprintdevice.cpp
+++ b/src/plugins/printsupport/windows/qwindowsprintdevice.cpp
@@ -49,7 +49,7 @@
 QT_BEGIN_NAMESPACE
 
 QT_WARNING_DISABLE_GCC("-Wsign-compare")
-typedef QVector<QWindowsPrinterInfo> WindowsPrinterLookup;
+typedef QList<QWindowsPrinterInfo> WindowsPrinterLookup;
 Q_GLOBAL_STATIC(WindowsPrinterLookup, windowsDeviceLookup);
 
 extern qreal qt_pointMultiplier(QPageLayout::Unit unit);
diff --git a/src/plugins/printsupport/windows/qwindowsprintdevice.h b/src/plugins/printsupport/windows/qwindowsprintdevice.h
index 166f0f65b2..8b63998181 100644
--- a/src/plugins/printsupport/windows/qwindowsprintdevice.h
+++ b/src/plugins/printsupport/windows/qwindowsprintdevice.h
@@ -75,10 +75,10 @@ public:
     QString m_makeAndModel;
     QList<QPageSize> m_pageSizes;
     QList<int> m_resolutions;
-    QVector<QPrint::InputSlot> m_inputSlots;
-    QVector<QPrint::OutputBin> m_outputBins;
-    QVector<QPrint::DuplexMode> m_duplexModes;
-    QVector<QPrint::ColorMode> m_colorModes;
+    QList<QPrint::InputSlot> m_inputSlots;
+    QList<QPrint::OutputBin> m_outputBins;
+    QList<QPrint::DuplexMode> m_duplexModes;
+    QList<QPrint::ColorMode> m_colorModes;
     QSize m_minimumPhysicalPageSize;
     QSize m_maximumPhysicalPageSize;
     bool m_isRemote = false;
diff --git a/src/plugins/sqldrivers/db2/qsql_db2.cpp b/src/plugins/sqldrivers/db2/qsql_db2.cpp
index ddf54666e7..da5ff95179 100644
--- a/src/plugins/sqldrivers/db2/qsql_db2.cpp
+++ b/src/plugins/sqldrivers/db2/qsql_db2.cpp
@@ -40,13 +40,13 @@
 #include "qsql_db2_p.h"
 #include <qcoreapplication.h>
 #include <qdatetime.h>
-#include <qsqlfield.h>
+#include <qlist.h>
 #include <qsqlerror.h>
+#include <qsqlfield.h>
 #include <qsqlindex.h>
 #include <qsqlrecord.h>
 #include <qstringlist.h>
 #include <qvarlengtharray.h>
-#include <qvector.h>
 #include <QDebug>
 #include <QtSql/private/qsqldriver_p.h>
 #include <QtSql/private/qsqlresult_p.h>
@@ -141,7 +141,7 @@ public:
 
     SQLHANDLE hStmt;
     QSqlRecord recInf;
-    QVector<QVariant*> valueCache;
+    QList<QVariant*> valueCache;
 };
 
 static QString qFromTChar(SQLTCHAR* str)
@@ -692,7 +692,7 @@ bool QDB2Result::exec()
         return false;
 
 
-    QVector<QVariant> &values = boundValues();
+    QList<QVariant> &values = boundValues();
     int i;
     for (i = 0; i < values.count(); ++i) {
         // bind parameters - only positional binding allowed
diff --git a/src/plugins/sqldrivers/ibase/qsql_ibase.cpp b/src/plugins/sqldrivers/ibase/qsql_ibase.cpp
index ba79cdad9b..eae72fff4f 100644
--- a/src/plugins/sqldrivers/ibase/qsql_ibase.cpp
+++ b/src/plugins/sqldrivers/ibase/qsql_ibase.cpp
@@ -41,20 +41,19 @@
 #include <qcoreapplication.h>
 #include <qdatetime.h>
 #include <qdeadlinetimer.h>
-#include <qvariant.h>
+#include <qdebug.h>
+#include <qlist.h>
+#include <qmutex.h>
 #include <qsqlerror.h>
 #include <qsqlfield.h>
 #include <qsqlindex.h>
 #include <qsqlquery.h>
+#include <qvariant.h>
 #include <QtSql/private/qsqlcachedresult_p.h>
 #include <QtSql/private/qsqldriver_p.h>
-#include <qlist.h>
-#include <qvector.h>
-#include <qmutex.h>
 #include <stdlib.h>
 #include <limits.h>
 #include <math.h>
-#include <qdebug.h>
 #include <QVarLengthArray>
 
 QT_BEGIN_NAMESPACE
@@ -968,7 +967,7 @@ bool QIBaseResult::exec()
     setAt(QSql::BeforeFirstRow);
 
     if (d->inda) {
-        QVector<QVariant>& values = boundValues();
+        QList<QVariant>& values = boundValues();
         int i;
         if (values.count() > d->inda->sqld) {
             qWarning("QIBaseResult::exec: Parameter mismatch, expected %d, got %d parameters",
diff --git a/src/plugins/sqldrivers/mysql/qsql_mysql.cpp b/src/plugins/sqldrivers/mysql/qsql_mysql.cpp
index 10c3e11bf2..2629233098 100644
--- a/src/plugins/sqldrivers/mysql/qsql_mysql.cpp
+++ b/src/plugins/sqldrivers/mysql/qsql_mysql.cpp
@@ -42,15 +42,15 @@
 #include <qcoreapplication.h>
 #include <qvariant.h>
 #include <qdatetime.h>
+#include <qdebug.h>
+#include <qfile.h>
+#include <qlist.h>
 #include <qsqlerror.h>
 #include <qsqlfield.h>
 #include <qsqlindex.h>
 #include <qsqlquery.h>
 #include <qsqlrecord.h>
 #include <qstringlist.h>
-#include <qvector.h>
-#include <qfile.h>
-#include <qdebug.h>
 #include <QtSql/private/qsqldriver_p.h>
 #include <QtSql/private/qsqlresult_p.h>
 
@@ -178,7 +178,7 @@ public:
         ulong bufLength = 0ul;
     };
 
-    QVector<QMyField> fields;
+    QList<QMyField> fields;
 
     MYSQL_STMT *stmt = nullptr;
     MYSQL_RES *meta = nullptr;
@@ -882,11 +882,11 @@ bool QMYSQLResult::exec()
 
     int r = 0;
     MYSQL_BIND* currBind;
-    QVector<MYSQL_TIME *> timeVector;
-    QVector<QByteArray> stringVector;
-    QVector<my_bool> nullVector;
+    QList<MYSQL_TIME *> timeVector;
+    QList<QByteArray> stringVector;
+    QList<my_bool> nullVector;
 
-    const QVector<QVariant> values = boundValues();
+    const QList<QVariant> values = boundValues();
 
     r = mysql_stmt_reset(d->stmt);
     if (r != 0) {
diff --git a/src/plugins/sqldrivers/oci/qsql_oci.cpp b/src/plugins/sqldrivers/oci/qsql_oci.cpp
index cf50942c69..48295f58e5 100644
--- a/src/plugins/sqldrivers/oci/qsql_oci.cpp
+++ b/src/plugins/sqldrivers/oci/qsql_oci.cpp
@@ -40,8 +40,9 @@
 #include "qsql_oci_p.h"
 
 #include <qcoreapplication.h>
-#include <qvariant.h>
 #include <qdatetime.h>
+#include <qdebug.h>
+#include <qlist.h>
 #include <qmetatype.h>
 #if QT_CONFIG(regularexpression)
 #include <qregularexpression.h>
@@ -54,10 +55,9 @@
 #include <QtSql/private/qsqlcachedresult_p.h>
 #include <QtSql/private/qsqldriver_p.h>
 #include <qstringlist.h>
-#include <qvarlengtharray.h>
-#include <qvector.h>
-#include <qdebug.h>
 #include <qtimezone.h>
+#include <qvariant.h>
+#include <qvarlengtharray.h>
 
 // This is needed for oracle oci when compiling with mingw-w64 headers
 #if defined(__MINGW64_VERSION_MAJOR) && defined(_WIN64)
@@ -283,9 +283,9 @@ public:
     void setStatementAttributes();
     int bindValue(OCIStmt *sql, OCIBind **hbnd, OCIError *err, int pos,
                   const QVariant &val, dvoid *indPtr, ub2 *tmpSize, TempStorage &tmpStorage);
-    int bindValues(QVector<QVariant> &values, IndicatorArray &indicators, SizeArray &tmpSizes,
+    int bindValues(QVariantList &values, IndicatorArray &indicators, SizeArray &tmpSizes,
                    TempStorage &tmpStorage);
-    void outValues(QVector<QVariant> &values, IndicatorArray &indicators,
+    void outValues(QVariantList &values, IndicatorArray &indicators,
                    TempStorage &tmpStorage);
     inline bool isOutValue(int i) const
     { Q_Q(const QOCIResult); return q->bindValueType(i) & QSql::Out; }
@@ -502,7 +502,7 @@ int QOCIResultPrivate::bindValue(OCIStmt *sql, OCIBind **hbnd, OCIError *err, in
     return r;
 }
 
-int QOCIResultPrivate::bindValues(QVector<QVariant> &values, IndicatorArray &indicators,
+int QOCIResultPrivate::bindValues(QVariantList &values, IndicatorArray &indicators,
                                   SizeArray &tmpSizes, TempStorage &tmpStorage)
 {
     int r = OCI_SUCCESS;
@@ -551,7 +551,7 @@ static void qOraOutValue(QVariant &value, TempStorage &tmpStorage, OCIEnv *env,
     }
 }
 
-void QOCIResultPrivate::outValues(QVector<QVariant> &values, IndicatorArray &indicators,
+void QOCIResultPrivate::outValues(QVariantList &values, IndicatorArray &indicators,
                                   TempStorage &tmpStorage)
 {
     for (int i = 0; i < values.count(); ++i) {
@@ -835,12 +835,12 @@ class QOCICols
 public:
     QOCICols(int size, QOCIResultPrivate* dp);
     ~QOCICols();
-    int readPiecewise(QVector<QVariant> &values, int index = 0);
-    int readLOBs(QVector<QVariant> &values, int index = 0);
+    int readPiecewise(QVariantList &values, int index = 0);
+    int readLOBs(QVariantList &values, int index = 0);
     int fieldFromDefine(OCIDefine* d);
-    void getValues(QVector<QVariant> &v, int index);
+    void getValues(QVariantList &v, int index);
     inline int size() { return fieldInf.size(); }
-    static bool execBatch(QOCIResultPrivate *d, QVector<QVariant> &boundValues, bool arrayBind);
+    static bool execBatch(QOCIResultPrivate *d, QVariantList &boundValues, bool arrayBind);
 
     QSqlRecord rec;
 
@@ -865,7 +865,7 @@ private:
         void *dataPtr;
     };
 
-    QVector<OraFieldInf> fieldInf;
+    QList<OraFieldInf> fieldInf;
     const QOCIResultPrivate *const d;
 };
 
@@ -1116,7 +1116,7 @@ OCILobLocator **QOCICols::createLobLocator(int position, OCIEnv* env)
     return &lob;
 }
 
-int QOCICols::readPiecewise(QVector<QVariant> &values, int index)
+int QOCICols::readPiecewise(QVariantList &values, int index)
 {
     OCIDefine*     dfn;
     ub4            typep;
@@ -1328,7 +1328,7 @@ struct QOCIBatchColumn
 
 struct QOCIBatchCleanupHandler
 {
-    inline QOCIBatchCleanupHandler(QVector<QOCIBatchColumn> &columns)
+    inline QOCIBatchCleanupHandler(QList<QOCIBatchColumn> &columns)
         : col(columns) {}
 
     ~QOCIBatchCleanupHandler()
@@ -1341,10 +1341,10 @@ struct QOCIBatchCleanupHandler
         }
     }
 
-    QVector<QOCIBatchColumn> &col;
+    QList<QOCIBatchColumn> &col;
 };
 
-bool QOCICols::execBatch(QOCIResultPrivate *d, QVector<QVariant> &boundValues, bool arrayBind)
+bool QOCICols::execBatch(QOCIResultPrivate *d, QVariantList &boundValues, bool arrayBind)
 {
     int columnCount = boundValues.count();
     if (boundValues.isEmpty() || columnCount == 0)
@@ -1364,7 +1364,7 @@ bool QOCICols::execBatch(QOCIResultPrivate *d, QVector<QVariant> &boundValues, b
                                                : tp);
     }
     SizeArray tmpSizes(columnCount);
-    QVector<QOCIBatchColumn> columns(columnCount);
+    QList<QOCIBatchColumn> columns(columnCount);
     QOCIBatchCleanupHandler cleaner(columns);
     TempStorage tmpStorage;
 
@@ -1612,7 +1612,7 @@ bool QOCICols::execBatch(QOCIResultPrivate *d, QVector<QVariant> &boundValues, b
         return false;
     }
 
-    // for out parameters we copy data back to value vector
+    // for out parameters we copy data back to value list
     for (i = 0; i < columnCount; ++i) {
 
         if (!d->isOutValue(i))
@@ -1739,7 +1739,7 @@ int qReadLob(T &buf, const QOCIResultPrivate *d, OCILobLocator *lob)
     return r;
 }
 
-int QOCICols::readLOBs(QVector<QVariant> &values, int index)
+int QOCICols::readLOBs(QVariantList &values, int index)
 {
     OCILobLocator *lob;
     int r = OCI_SUCCESS;
@@ -1778,7 +1778,7 @@ int QOCICols::fieldFromDefine(OCIDefine* d)
     return -1;
 }
 
-void QOCICols::getValues(QVector<QVariant> &v, int index)
+void QOCICols::getValues(QVariantList &v, int index)
 {
     for (int i = 0; i < fieldInf.size(); ++i) {
         const OraFieldInf &fld = fieldInf.at(i);
diff --git a/src/plugins/sqldrivers/odbc/qsql_odbc.cpp b/src/plugins/sqldrivers/odbc/qsql_odbc.cpp
index 4081cd1122..03c197053a 100644
--- a/src/plugins/sqldrivers/odbc/qsql_odbc.cpp
+++ b/src/plugins/sqldrivers/odbc/qsql_odbc.cpp
@@ -44,15 +44,15 @@
 #include <qt_windows.h>
 #endif
 #include <qcoreapplication.h>
-#include <qvariant.h>
 #include <qdatetime.h>
+#include <qlist.h>
+#include <qmath.h>
 #include <qsqlerror.h>
 #include <qsqlfield.h>
 #include <qsqlindex.h>
 #include <qstringlist.h>
+#include <qvariant.h>
 #include <qvarlengtharray.h>
-#include <qvector.h>
-#include <qmath.h>
 #include <QDebug>
 #include <QSqlQuery>
 #include <QtSql/private/qsqldriver_p.h>
@@ -206,7 +206,7 @@ public:
     SQLHANDLE hStmt = nullptr;
 
     QSqlRecord rInf;
-    QVector<QVariant> fieldCache;
+    QVariantList fieldCache;
     int fieldCacheIdx = 0;
     int disconnectCount = 0;
     bool hasSQLFetchScroll = true;
@@ -1399,8 +1399,8 @@ bool QODBCResult::exec()
     if (isSelect())
         SQLCloseCursor(d->hStmt);
 
-    QVector<QVariant>& values = boundValues();
-    QVector<QByteArray> tmpStorage(values.count(), QByteArray()); // holds temporary buffers
+    QVariantList &values = boundValues();
+    QByteArrayList tmpStorage(values.count(), QByteArray()); // holds temporary buffers
     QVarLengthArray<SQLLEN, 32> indicators(values.count());
     memset(indicators.data(), 0, indicators.size() * sizeof(SQLLEN));
 
diff --git a/src/plugins/sqldrivers/psql/qsql_psql.cpp b/src/plugins/sqldrivers/psql/qsql_psql.cpp
index 3424400cc1..b477f701e2 100644
--- a/src/plugins/sqldrivers/psql/qsql_psql.cpp
+++ b/src/plugins/sqldrivers/psql/qsql_psql.cpp
@@ -848,7 +848,7 @@ void QPSQLResult::virtual_hook(int id, void *data)
     QSqlResult::virtual_hook(id, data);
 }
 
-static QString qCreateParamString(const QVector<QVariant> &boundValues, const QSqlDriver *driver)
+static QString qCreateParamString(const QList<QVariant> &boundValues, const QSqlDriver *driver)
 {
     if (boundValues.isEmpty())
         return QString();
diff --git a/src/plugins/sqldrivers/sqlite/qsql_sqlite.cpp b/src/plugins/sqldrivers/sqlite/qsql_sqlite.cpp
index e900ccf5ec..f507e44d32 100644
--- a/src/plugins/sqldrivers/sqlite/qsql_sqlite.cpp
+++ b/src/plugins/sqldrivers/sqlite/qsql_sqlite.cpp
@@ -41,7 +41,8 @@
 
 #include <qcoreapplication.h>
 #include <qdatetime.h>
-#include <qvariant.h>
+#include <qdebug.h>
+#include <qlist.h>
 #include <qsqlerror.h>
 #include <qsqlfield.h>
 #include <qsqlindex.h>
@@ -49,8 +50,7 @@
 #include <QtSql/private/qsqlcachedresult_p.h>
 #include <QtSql/private/qsqldriver_p.h>
 #include <qstringlist.h>
-#include <qvector.h>
-#include <qdebug.h>
+#include <qvariant.h>
 #if QT_CONFIG(regularexpression)
 #include <qcache.h>
 #include <qregularexpression.h>
@@ -146,7 +146,7 @@ class QSQLiteDriverPrivate : public QSqlDriverPrivate
 public:
     inline QSQLiteDriverPrivate() : QSqlDriverPrivate(QSqlDriver::SQLite) {}
     sqlite3 *access = nullptr;
-    QVector<QSQLiteResult *> results;
+    QList<QSQLiteResult *> results;
     QStringList notificationid;
 };
 
@@ -166,7 +166,7 @@ public:
 
     sqlite3_stmt *stmt = nullptr;
     QSqlRecord rInf;
-    QVector<QVariant> firstRow;
+    QList<QVariant> firstRow;
     bool skippedStatus = false; // the status of the fetchNext() that's skipped
     bool skipRow = false; // skip the next fetchNext()?
 };
@@ -413,15 +413,15 @@ bool QSQLiteResult::execBatch(bool arrayBind)
 {
     Q_UNUSED(arrayBind);
     Q_D(QSqlResult);
-    QScopedValueRollback<QVector<QVariant>> valuesScope(d->values);
-    QVector<QVariant> values = d->values;
+    QScopedValueRollback<QList<QVariant>> valuesScope(d->values);
+    QList<QVariant> values = d->values;
     if (values.count() == 0)
         return false;
 
     for (int i = 0; i < values.at(0).toList().count(); ++i) {
         d->values.clear();
-        QScopedValueRollback<QHash<QString, QVector<int>>> indexesScope(d->indexes);
-        QHash<QString, QVector<int>>::const_iterator it = d->indexes.constBegin();
+        QScopedValueRollback<QHash<QString, QList<int>>> indexesScope(d->indexes);
+        auto it = d->indexes.constBegin();
         while (it != d->indexes.constEnd()) {
             bindValue(it.key(), values.at(it.value().first()).toList().at(i), QSql::In);
             ++it;
@@ -435,7 +435,7 @@ bool QSQLiteResult::execBatch(bool arrayBind)
 bool QSQLiteResult::exec()
 {
     Q_D(QSQLiteResult);
-    QVector<QVariant> values = boundValues();
+    QList<QVariant> values = boundValues();
 
     d->skippedStatus = false;
     d->skipRow = false;
@@ -460,7 +460,7 @@ bool QSQLiteResult::exec()
     // can end up in a case where for virtual tables it returns 0 even though it
     // has parameters
     if (paramCount >= 1 && paramCount < values.count()) {
-        const auto countIndexes = [](int counter, const QVector<int> &indexList) {
+        const auto countIndexes = [](int counter, const QList<int> &indexList) {
                                       return counter + indexList.length();
                                   };
 
@@ -471,10 +471,10 @@ bool QSQLiteResult::exec()
 
         paramCountIsValid = bindParamCount == values.count();
         // When using named placeholders, it will reuse the index for duplicated
-        // placeholders. So we need to ensure the QVector has only one instance of
+        // placeholders. So we need to ensure the QList has only one instance of
         // each value as SQLite will do the rest for us.
-        QVector<QVariant> prunedValues;
-        QVector<int> handledIndexes;
+        QList<QVariant> prunedValues;
+        QList<int> handledIndexes;
         for (int i = 0, currentIndex = 0; i < values.size(); ++i) {
             if (handledIndexes.contains(i))
                 continue;
diff --git a/src/plugins/styles/android/qandroidstyle.cpp b/src/plugins/styles/android/qandroidstyle.cpp
index 1d0838daec..0a4e4286e0 100644
--- a/src/plugins/styles/android/qandroidstyle.cpp
+++ b/src/plugins/styles/android/qandroidstyle.cpp
@@ -845,7 +845,7 @@ int QAndroidStyle::Android9PatchDrawable::calculateStretch(int boundsLimit,
 }
 
 void QAndroidStyle::Android9PatchDrawable::extractIntArray(const QVariantList &values,
-                                                           QVector<int> & array)
+                                                           QList<int> & array)
 {
     for (const QVariant &value : values)
         array << value.toInt();
diff --git a/src/plugins/styles/android/qandroidstyle_p.h b/src/plugins/styles/android/qandroidstyle_p.h
index 6cb30a2f79..5730bdfe2c 100644
--- a/src/plugins/styles/android/qandroidstyle_p.h
+++ b/src/plugins/styles/android/qandroidstyle_p.h
@@ -89,9 +89,9 @@ public:
 
     struct Android9PatchChunk
     {
-        QVector<int> xDivs;
-        QVector<int> yDivs;
-        QVector<int> colors;
+        QList<int> xDivs;
+        QList<int> yDivs;
+        QList<int> colors;
     };
 
     struct AndroidItemStateInfo
@@ -169,7 +169,7 @@ public:
         static int calculateStretch(int boundsLimit, int startingPoint,
                                   int srcSpace, int numStrechyPixelsRemaining,
                                   int numFixedPixelsRemaining);
-        void extractIntArray(const QVariantList &values, QVector<int> &array);
+        void extractIntArray(const QVariantList &values, QList<int> &array);
     private:
         Android9PatchChunk m_chunkData;
     };
diff --git a/src/plugins/styles/mac/qmacstyle_mac_p_p.h b/src/plugins/styles/mac/qmacstyle_mac_p_p.h
index 274936bd79..6305a0ea1f 100644
--- a/src/plugins/styles/mac/qmacstyle_mac_p_p.h
+++ b/src/plugins/styles/mac/qmacstyle_mac_p_p.h
@@ -45,12 +45,12 @@
 
 #include <QtCore/qdebug.h>
 #include <QtCore/qhash.h>
+#include <QtCore/qlist.h>
 #include <QtCore/qmap.h>
 #include <QtCore/qmath.h>
 #include <QtCore/qpair.h>
 #include <QtCore/qpointer.h>
 #include <QtCore/qtextstream.h>
-#include <QtCore/qvector.h>
 
 #include <QtGui/private/qpainter_p.h>
 
@@ -291,7 +291,7 @@ public:
 
 public:
     mutable QPointer<QObject> autoDefaultButton;
-    static  QVector<QPointer<QObject> > scrollBars;
+    static  QList<QPointer<QObject> > scrollBars;
 
     mutable QPointer<QFocusFrame> focusWidget;
     mutable NSView *backingStoreNSView;