diff --git a/appveyor.yml b/appveyor.yml
deleted file mode 100644
index 042f1452..00000000
--- a/appveyor.yml
+++ /dev/null
@@ -1,28 +0,0 @@
-
-clone_folder: c:\projects\OpenSubdiv
-
-branches:
-    only:
-        - release
-        - dev
-        - dev_appv
-
-platform:
-    #- x86
-    - x64
-
-configuration:
-    - 14 2015
-    #- 12 2013
-
-build_script:
-    - cd c:\projects\OpenSubdiv
-    - mkdir build
-    - cd build
-    - cmake --version
-    - cmake -G "Visual Studio %Configuration%" -DNO_TBB=1 -DNO_OMP=1 -DNO_CUDA=1 -DNO_PTEX=1 -DNO_DOC=1 -DNO_CLEW=1 -DNO_OPENGL=1 -DNO_OPENCL=1 ..
-    - cmake --build . --config Release
-
-test_script:
-    - cd c:\projects\OpenSubdiv\build
-    - ctest -C Release . --output-on-failure
diff --git a/build_scripts/travis_before_script_linux.sh b/build_scripts/travis_before_script_linux.sh
deleted file mode 100755
index 2793bde4..00000000
--- a/build_scripts/travis_before_script_linux.sh
+++ /dev/null
@@ -1,87 +0,0 @@
-#
-#   Copyright 2017 Pixar
-#
-#   Licensed under the Apache License, Version 2.0 (the "Apache License")
-#   with the following modification; you may not use this file except in
-#   compliance with the Apache License and the following modification to it:
-#   Section 6. Trademarks. is deleted and replaced with:
-#
-#   6. Trademarks. This License does not grant permission to use the trade
-#      names, trademarks, service marks, or product names of the Licensor
-#      and its affiliates, except as required to comply with Section 4(c) of
-#      the License and to reproduce the content of the NOTICE file.
-#
-#   You may obtain a copy of the Apache License at
-#
-#       http://www.apache.org/licenses/LICENSE-2.0
-#
-#   Unless required by applicable law or agreed to in writing, software
-#   distributed under the Apache License with the above modification is
-#   distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-#   KIND, either express or implied. See the Apache License for the specific
-#   language governing permissions and limitations under the Apache License.
-#
-
-
-# opensubdiv needs 2.8.8 or later.
-cmake --version
-
-###############################################################################
-
-sudo apt-get update -qq
-
-# Install X11 dev libraries
-sudo apt-get install libxrandr-dev
-sudo apt-get install libxcursor-dev
-sudo apt-get install libxinerama-dev
-sudo apt-get install libxi-dev
-
-# install glut and xxf86vm (for GL libs)
-sudo apt-get install freeglut3
-sudo apt-get install freeglut3-dev
-sudo apt-get install libxxf86vm1
-sudo apt-get install libxxf86vm-dev
-
-# install GLEW
-sudo apt-get install libglew1.10
-sudo apt-get install libglew-dev
-
-
-###############################################################################
-# Upgrade to get a version of Mesa that supports OGL 4
-sudo add-apt-repository ppa:ubuntu-x-swat/updates -y
-sudo apt-get update -qq
-sudo apt-get dist-upgrade
-
-
-###############################################################################
-# Build and install glfw
-mkdir glfw && pushd glfw
-git clone https://github.com/glfw/glfw
-mkdir build && cd build
-cmake ../glfw
-make
-sudo make install
-popd
-
-
-
-###############################################################################
-# Start an X Virtual Framebuffer so that we can do some basic imaging tests.
-export DISPLAY=:99.0
-sh -e /etc/init.d/xvfb start
-
-###############################################################################
-# Install TBB 4.3 update 1
-wget https://www.threadingbuildingblocks.org/sites/default/files/software_releases/linux/tbb43_20141023oss_lin.tgz -O /tmp/tbb.tgz
-tar -xvzf /tmp/tbb.tgz -C $HOME
-
-###############################################################################
-# Install PTex
-wget https://github.com/wdas/ptex/archive/v2.0.30.tar.gz -O /tmp/ptex.tgz
-tar -xvzf /tmp/ptex.tgz -C $HOME
-pushd $HOME/ptex-2.0.30/src
-make
-mkdir $HOME/ptex
-mv $HOME/ptex-2.0.30/install/* $HOME/ptex
-popd
diff --git a/build_scripts/travis_script_linux.sh b/build_scripts/travis_script_linux.sh
deleted file mode 100755
index c0b7289d..00000000
--- a/build_scripts/travis_script_linux.sh
+++ /dev/null
@@ -1,40 +0,0 @@
-#!/bin/bash
-#
-#   Copyright 2017 Pixar
-#
-#   Licensed under the Apache License, Version 2.0 (the "Apache License")
-#   with the following modification; you may not use this file except in
-#   compliance with the Apache License and the following modification to it:
-#   Section 6. Trademarks. is deleted and replaced with:
-#
-#   6. Trademarks. This License does not grant permission to use the trade
-#      names, trademarks, service marks, or product names of the Licensor
-#      and its affiliates, except as required to comply with Section 4(c) of
-#      the License and to reproduce the content of the NOTICE file.
-#
-#   You may obtain a copy of the Apache License at
-#
-#       http://www.apache.org/licenses/LICENSE-2.0
-#
-#   Unless required by applicable law or agreed to in writing, software
-#   distributed under the Apache License with the above modification is
-#   distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-#   KIND, either express or implied. See the Apache License for the specific
-#   language governing permissions and limitations under the Apache License.
-#
-
-mkdir build && cd build
-
-# On gcc, we can turn on OMP
-# On Linux, we'll also test TBB and Ptex
-cmake \
-    -DNO_CUDA=1 \
-    -DNO_OPENCL=1 \
-    -DNO_GLTESTS=1 \
-    -DPTEX_LOCATION=$HOME/ptex \
-    -DTBB_LOCATION=$HOME/tbb43_20141023oss \
-    .. || exit $?
-
-make || exit $?
-
-ctest --output-on-failure || exit $?
diff --git a/build_scripts/travis_script_osx.sh b/build_scripts/travis_script_osx.sh
deleted file mode 100755
index 729782fd..00000000
--- a/build_scripts/travis_script_osx.sh
+++ /dev/null
@@ -1,30 +0,0 @@
-#!/bin/sh
-#
-#   Copyright 2017 Pixar
-#
-#   Licensed under the Apache License, Version 2.0 (the "Apache License")
-#   with the following modification; you may not use this file except in
-#   compliance with the Apache License and the following modification to it:
-#   Section 6. Trademarks. is deleted and replaced with:
-#
-#   6. Trademarks. This License does not grant permission to use the trade
-#      names, trademarks, service marks, or product names of the Licensor
-#      and its affiliates, except as required to comply with Section 4(c) of
-#      the License and to reproduce the content of the NOTICE file.
-#
-#   You may obtain a copy of the Apache License at
-#
-#       http://www.apache.org/licenses/LICENSE-2.0
-#
-#   Unless required by applicable law or agreed to in writing, software
-#   distributed under the Apache License with the above modification is
-#   distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-#   KIND, either express or implied. See the Apache License for the specific
-#   language governing permissions and limitations under the Apache License.
-#
-
-
-mkdir build && cd build
-cmake -DNO_TBB=1 -DNO_OMP=1 -DNO_CUDA=1 -DNO_OPENCL=1 -DNO_PTEX=1 -DNO_GLTESTS=1 .. || exit $?
-make || exit $?
-make test || exit $?