diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index d16df1e390..0000000000
--- a/.travis.yml
+++ /dev/null
@@ -1,175 +0,0 @@
-language: bash
-sudo: required
-dist: xenial
-cache:
-  directories:
-    - $HOME/cmake-3.8
-    - $HOME/.ccache
-    - $HOME/curl_cache
-addons:
-  apt:
-    packages: &global_deps
-      - ninja-build
-      - libopenal-dev
-      - libreadline6-dev
-      - libpng12-dev
-      - libjpeg62-dev
-      - liblua5.1-0-dev
-      - libjansson-dev
-      - libsdl2-dev
-      - libfreetype6-dev
-      - qt57base
-  coverity_scan:
-    project:
-      name: "scp-fs2open/fs2open.github.com"
-    notification_email: niffiwan.scp@gmail.com
-    build_command:   "ci/travis/script.sh"
-    # must match TRAVIS_BRANCH check below
-    branch_pattern: coverity_scan
-env:
-  global:
-    # The next declaration is the encrypted COVERITY_SCAN_TOKEN, created
-    #   via the "travis encrypt" command using the project repo's public key
-    #   also note that fork's don't get access to secure keys
-    #   you have to test using a branch in the main repo
-    - secure: "C3wF967ZeliwwP1vC12EMIBOaC568n26Z/cPnwzn317ve59DWH3YSfPZVgvt08GzmaXITGGsJvPB+qxfGoKvQzYE4O1B73q81RpUe5pB3IhF+ThQ91VfQZIRJR5xEGJaLINUlHTTZGX5jxlkVO9wAcauVj/s3b8sQ3dvUZauPvk="
-    # These declarations set INDIEGAMES_USER and INDIEGAMES_PASSWORD for uploading nightly builds to the indiegames server
-    - secure: "lUuRu8XIi8MKNf1ebOfyC4iVEpPyASojJIDWXRo2bNqEF4ILAljXdkVeXeN6H5yKCHD52cxCNTtyePIG/o3p3QEuGSVud9bDS3D7LaQicLETGGrsw3l07U49gF2OKHXGopg0MzBbZUU9QmhoFTAe8t6PV9NDuEayYCheqvTqjZg="
-    - secure: "E/DHLYcPK/hBUqxBYYlUqp5sjgvIqY5A0qRHyQ4bmjsB+WB/Xx71bGCSiF7hk6lTxar1ZI1i5RAXXh9AIvNVaYAIdEOlCP+q3gvwCYuc5naZEKmkxlUCf0oEL4O9Fye93A/3VkFHuBdC1TGPYYf69m4W5r4367wWO9dPRIdWpJA="
-    # These declarations set DATACORDER_USER and DATACORDER_PASSWORD
-    - secure: "dpBH/dDN3bmU/NFlh+2v9isNx9wX0ocoRy+W+kBXRH32sosUGp26REhMqgVRpBNP5oxPBU8ic5bEogxAYWCB+0xUygBbkxAwyMPgoA34s0OXdTCY/ofw14ni8qqV2Ffy7fQJbP/jkMURyiMHx3kBTxNv3YjxKJqLnOuOMlQLpT8="
-    - secure: "tLMRBD1Ufp5iKNwlqPDVbbuczgusaXNoBJyAnPATpJq2YwlkW4j3PqP9rW5vd85+52xam2EOP20w9PoBR5J6FLdiXRu4Lf7yCEhSHFAgowVqQj8QcJpPlyXr90bM4emFGrGqpdxVwxyQ5AFhKwLuEZKsI14GYLN+UMEwpNCMing="
-deploy:
-  - provider: releases
-    api_key:
-      secure: "q619+eQTe7lv8UVphK4OIzU8Jw84KBbVkuprN2sWIubRcV3IbZr2+WahJoUMt+nyhiy3YjDYtstO2ZgkxupwnZgwGUBVIiD1c4SPuyy+HTjNMOtiVsEUHT2hf+xPAemWpTlK5HcwhMmHAOh6rt6dEj57QOg0gcmGiwD/tCbEriA="
-    skip_cleanup: true
-    file_glob: true
-    file: "/tmp/builds/*"
-    on:
-      condition: '"$RELEASE_BUILD" == true'
-      tags: true
-
-  - provider: script
-    script: bash ci/travis/ftp_deploy.sh
-    on:
-      condition: '"$NIGHTLY_BUILD" == true'
-      tags: true
-
-  - provider: script
-    skip_cleanup: true
-    script: bash ci/travis/ftp_deploy.sh
-    on:
-      condition: $TEST_BUILD = true
-      all_branches: true
-
-matrix:
-  include:
-    # note that gcc Debug MUST be 1st for Coverity
-    - os: linux
-      env: CONFIGURATION="Debug" CC=gcc-5 CXX=g++-5
-      addons:
-        apt:
-          sources:
-            - ubuntu-toolchain-r-test
-            - sourceline: 'ppa:beineri/opt-qt571-xenial'
-          packages:
-            - *global_deps
-            - g++-5
-    - os: linux
-      env: CONFIGURATION="Debug" CC=gcc-9 CXX=g++-9
-      addons:
-        apt:
-          sources:
-            - ubuntu-toolchain-r-test
-            - sourceline: 'ppa:beineri/opt-qt571-xenial'
-          packages:
-            - g++-9
-            - *global_deps
-    - os: linux
-      env: CONFIGURATION="Debug" CC=clang-9 CXX=clang++-9 CMAKE_OPTIONS="-DCMAKE_EXPORT_COMPILE_COMMANDS=ON"
-      addons:
-        apt:
-          sources:
-            - ubuntu-toolchain-r-test
-            - sourceline: 'ppa:beineri/opt-qt571-xenial'
-          packages:
-            - *global_deps
-            - g++-9
-      script:
-        - ./ci/travis/script.sh
-        - ./ci/travis/clang_tidy.sh
-    - os: osx
-      env: CONFIGURATION="Debug"
-
-    - os: windows
-      env: CONFIGURATION="Debug" CMAKE_TOOLSET=v141 CMAKE_GENERATOR="Visual Studio 15 2017"
-    - os: windows
-      env: CONFIGURATION="Debug" CMAKE_TOOLSET="" CMAKE_GENERATOR="Ninja"
-
-    - os: linux
-      env: CONFIGURATION="Release" CC=gcc-5 CXX=g++-5
-      addons:
-        apt:
-          sources:
-            - ubuntu-toolchain-r-test
-            - sourceline: 'ppa:beineri/opt-qt571-xenial'
-          packages:
-            - *global_deps
-            - g++-5
-    - os: linux
-      env: CONFIGURATION="Release" CC=gcc-9 CXX=g++-9
-      addons:
-        apt:
-          sources:
-            - ubuntu-toolchain-r-test
-            - sourceline: 'ppa:beineri/opt-qt571-xenial'
-          packages:
-            - g++-9
-            - *global_deps
-    - os: linux
-      env: CONFIGURATION="Release" CC=clang-9 CXX=clang++-9 CMAKE_OPTIONS="-DCMAKE_EXPORT_COMPILE_COMMANDS=ON"
-      addons:
-        apt:
-          sources:
-            - ubuntu-toolchain-r-test
-            - sourceline: 'ppa:beineri/opt-qt571-xenial'
-          packages:
-            - *global_deps
-            - g++-9
-      script:
-        - ./ci/travis/script.sh
-        - ./ci/travis/clang_tidy.sh
-    - os: osx
-      env: CONFIGURATION="Release"
-
-    - os: windows
-      env: CONFIGURATION="Release" CMAKE_TOOLSET=v141 CMAKE_GENERATOR="Visual Studio 15 2017"
-    - os: windows
-      env: CONFIGURATION="Release" CMAKE_TOOLSET="" CMAKE_GENERATOR="Ninja"
-  # There is a GCC compiler bug with MinGW that causes compilation failures on Windows at the moment
-  allow_failures:
-    - os: windows
-      env: CONFIGURATION="Debug" CMAKE_TOOLSET="" CMAKE_GENERATOR="Ninja"
-    - os: windows
-      env: CONFIGURATION="Release" CMAKE_TOOLSET="" CMAKE_GENERATOR="Ninja"
-  fast_finish: true
-
-before_install:
-  # ugly hack; if running a coverity scan abort all except the 1st build
-  # see note re gcc compiler above needing to be 1st
-  # also note that branch_pattern & the TRAVIS_BRANCH check must match
-  # unfortunately COVERITY_SCAN_BRANCH isn't defined until later in the
-  # build process
-  - if ([[ "${TRAVIS_JOB_NUMBER##*.}" != "1" ]] && [[ "${TRAVIS_BRANCH}" == "coverity_scan" ]]); then false ; fi
-  - source "./ci/travis/check_release.sh"
-  - "./ci/travis/before_install.sh"
-install:
-  - if [ "$TRAVIS_OS_NAME" = "windows" ]; then export PATH="/c/Program Files/CMake/bin":$PATH; fi
-  - "./ci/travis/install.sh"
-  - export PATH=$HOME/cmake-3.6/bin:$PATH
-before_script:
-  - if [ "$TRAVIS_OS_NAME" = "linux" ]; then QT_ENV_SCRIPT=$(find /opt -name 'qt*-env.sh'); source $QT_ENV_SCRIPT; fi
-  - "./ci/travis/before_script.sh"
-script:
-  - if [ "$BUILD_DEPLOYMENT" = true ] ; then ./ci/travis/release.sh ; else ./ci/travis/script.sh ; fi
diff --git a/Readme.md b/Readme.md
index 525c19397f..5126987f2b 100644
--- a/Readme.md
+++ b/Readme.md
@@ -1,7 +1,5 @@
 FreeSpace2 *S*ource *C*ode *P*roject
 ==
-[![Travis-CI Build Status](https://travis-ci.org/scp-fs2open/fs2open.github.com.svg?branch=master)](https://travis-ci.org/scp-fs2open/fs2open.github.com)
-[![AppVeyor Build Status](https://ci.appveyor.com/api/projects/status/github/scp-fs2open/fs2open.github.com?branch=master&svg=true)](https://ci.appveyor.com/project/SirKnightly/fs2open-github-com/branch/master)
 [![Coverity](https://img.shields.io/coverity/scan/870.svg)](https://scan.coverity.com/projects/870)
 
 Building
diff --git a/appveyor.yml b/appveyor.yml
deleted file mode 100644
index e324412a2b..0000000000
--- a/appveyor.yml
+++ /dev/null
@@ -1,62 +0,0 @@
-version: 1.0.0.{build}
-image: Visual Studio 2015
-configuration:
-  - Debug
-  - Release
-clone_depth: 10
-environment:
-  matrix:
-    - BuildID: 0
-      CMAKE_GENERATOR: Visual Studio 14 2015
-      PlatformToolset: v140
-      QT_DIR: C:\Qt\5.9\msvc2015
-    - BuildID: 1
-      CMAKE_GENERATOR: Visual Studio 14 2015 Win64
-      PlatformToolset: v140
-      QT_DIR: C:\Qt\5.9\msvc2015_64
-before_build:
-  - git submodule update --init --recursive
-build_script:
-  - ps: . $Env:APPVEYOR_BUILD_FOLDER/ci/appveyor/build.ps1
-test_script:
-  - ps: . $Env:APPVEYOR_BUILD_FOLDER/ci/appveyor/test.ps1
-
-deploy:
-    - provider: GitHub
-      auth_token:
-          secure: h55Scpy+3vmo1Yb7WlSIGA4d9DRnsbzUYc2LYsQdByQHZHbqrqjBpicH0D2FFLEO
-      on:
-          ReleaseBuild: true        # deploy on release push only
-
-    - provider: FTP
-      protocol: sftp
-      host: scp.indiegames.us
-      username:
-        secure: SFivQZfatqWHXK1ijYK3GQ==
-      password:
-        secure: q6Zk/412o1ri+NEya1dl1Q==
-      folder: public_html/builds/nightly/$(VersionName)
-      on:
-          NightlyBuild: true        # deploy on nightly push only
-
-    - provider: FTP
-      protocol: sftp
-      host: porphyrion.feralhosting.com
-      username:
-        secure: 36+bVD8eJgI0BVbi7TZ4zQ==
-      password:
-        secure: CrzmDVca8AGG08iWPA1gOD4Ge06+wJ3rcBagBGclwYQ=
-      folder: www/datacorder.porphyrion.feralhosting.com/public_html/builds/nightly/$(VersionName)
-      on:
-          NightlyBuild: true        # deploy on nightly push only
-
-    - provider: FTP
-      protocol: sftp
-      host: porphyrion.feralhosting.com
-      username:
-        secure: 36+bVD8eJgI0BVbi7TZ4zQ==
-      password:
-        secure: CrzmDVca8AGG08iWPA1gOD4Ge06+wJ3rcBagBGclwYQ=
-      folder: www/datacorder.porphyrion.feralhosting.com/public_html/builds/test/$(VersionName)
-      on:
-          TestBuild: true        # deploy on test build push only
diff --git a/ci/appveyor/build.ps1 b/ci/appveyor/build.ps1
deleted file mode 100644
index e0b88b9df6..0000000000
--- a/ci/appveyor/build.ps1
+++ /dev/null
@@ -1,164 +0,0 @@
-
-class BuildConfig {
-	[string]$Generator
-	[string]$PackageType
-	[string]$Toolset
-	[string]$SimdType
-	[string]$QtDir
-	[Bool]$SourcePackage
-}
-
-$NightlyConfigurations = @(
-#	[BuildConfig]@{
-#		Generator="Visual Studio 14 2015 Win64";
-#		PackageType="Win64";
-#		Toolset="v140";
-#		SimdType="SSE2";
-#		QtDir="C:\Qt\5.9\msvc2015_64";
-#		SourcePackage=$false;
-#	},
-#	[BuildConfig]@{
-#		Generator="Visual Studio 14 2015";
-#		PackageType="Win32";
-#		Toolset="v140";
-#		SimdType="SSE2";
-#		QtDir="C:\Qt\5.9\msvc2015";
-#		SourcePackage=$false;
-#	}
-)
-$ReleaseConfigurations = @(
-#	[BuildConfig]@{
-#		Generator="Visual Studio 14 2015";
-#		PackageType="Win32";
-#		Toolset="v140";
-#		SimdType="SSE2";
-#		QtDir="C:\Qt\5.9\msvc2015";
-#		SourcePackage=$true;
-#	}
-#	[BuildConfig]@{
-#		Generator="Visual Studio 14 2015";
-#		PackageType="Win32-AVX";
-#		Toolset="v140";
-#		SimdType="AVX";
-#		QtDir="C:\Qt\5.9\msvc2015";
-#		SourcePackage=$false;
-#	}
-#	[BuildConfig]@{
-#		Generator="Visual Studio 14 2015 Win64";
-#		PackageType="Win64";
-#		Toolset="v140";
-#		SimdType="SSE2";
-#		QtDir="C:\Qt\5.9\msvc2015_64";
-#		SourcePackage=$false;
-#	}
-#	[BuildConfig]@{
-#		Generator="Visual Studio 14 2015 Win64";
-#		PackageType="Win64-AVX";
-#		Toolset="v140";
-#		SimdType="AVX";
-#		QtDir="C:\Qt\5.9\msvc2015_64";
-#		SourcePackage=$false;
-#	}
-)
-
-$BuildConfigurations = $null
-
-# Default values
-$ReleaseBuild = $false
-$NightlyBuild = $false
-$TestBuild = $false
-
-# Set to true to test either the release or the nightly part of this script
-$ReleaseTest = $false
-$NightlyTest = $false
-$TestBuildTest = $false
-
-if ($ReleaseTest -Or ([System.Convert]::ToBoolean($env:APPVEYOR_REPO_TAG) -And ("$env:APPVEYOR_REPO_TAG_NAME" -match "^release_(.*)"))) {
-    # Tag matches
-    $ReleaseBuild = $true
-    $PackageName = "fs2_open_$($matches[1])"
-	$BuildConfigurations = $ReleaseConfigurations
-}
-
-if ($NightlyTest -Or ([System.Convert]::ToBoolean($env:APPVEYOR_REPO_TAG) -And ("$env:APPVEYOR_REPO_TAG_NAME" -match "^nightly_(.*)"))) {
-    # Tag matches
-    $NightlyBuild = $true
-    $PackageName = "nightly_$($matches[1])"
-	Set-AppveyorBuildVariable 'VersionName' "$($matches[1])"
-	$BuildConfigurations = $NightlyConfigurations
-}
-
-if ($TestBuildTest -Or ([System.Convert]::ToInt32($env:APPVEYOR_PULL_REQUEST_NUMBER) -le 0 -And ("$env:APPVEYOR_REPO_BRANCH" -match "^test\/(.*)"))) {
-    # Tag matches
-    $TestBuild = $true
-    $PackageName = "test_$($matches[1])"
-	Set-AppveyorBuildVariable 'VersionName' "$($matches[1])"
-	$BuildConfigurations = $NightlyConfigurations
-
-    # Override the revision string so that the builds are named correctly
-	[System.IO.File]::WriteAllLines("$env:APPVEYOR_BUILD_FOLDER/version_override.cmake", "set(FSO_VERSION_REVISION_STR $env:VersionName)")
-}
-
-# Multiply by 2 so that we can add 0 or 1 for debug or release Configs
-$buildID = [convert]::ToInt32($env:BuildID) * 2
-if ($Env:Configuration -eq "Release") {
-    $buildID = $buildID + 1
-}
-
-$DeployBuild = $false
-if ($ReleaseBuild -Or $NightlyBuild -Or $TestBuild) {
-    $DeployBuild = $true
-}
-
-Set-AppveyorBuildVariable 'ReleaseBuild' "$ReleaseBuild"
-Set-AppveyorBuildVariable 'NightlyBuild' "$NightlyBuild"
-Set-AppveyorBuildVariable 'TestBuild' "$TestBuild"
-
-New-Item build -type directory
-Set-Location -Path build
-
-if ($DeployBuild) {
-	# Release build
-	if ($buildID -ge $BuildConfigurations.Length) {
-		# Not needed
-        exit 0
-	}
-
-	$buildConfig = $BuildConfigurations[$buildID]
-
-	if ($buildConfig.SourcePackage -eq $True) {
-		7z a -xr'!.git' "$($PackageName)-source-Win.zip" "$env:APPVEYOR_BUILD_FOLDER"
-		Push-AppveyorArtifact "$($PackageName)-source-Win.zip"
-	}
-	
-	cmake -DCMAKE_INSTALL_PREFIX="$env:APPVEYOR_BUILD_FOLDER/../install" -DFSO_USE_SPEECH="ON" `
-		-DFSO_USE_VOICEREC="ON" -DMSVC_SIMD_INSTRUCTIONS="$($buildConfig.SimdType)" `
-		-DQT5_INSTALL_ROOT="$($buildConfig.QtDir)" -DFSO_BUILD_QTFRED=OFF `
-		-DFSO_INSTALL_DEBUG_FILES="ON" `
-		-G "$($buildConfig.Generator)" -T "$($buildConfig.Toolset)" ..
-
-	$Configs = @("Release", "FastDebug")
-	foreach ($config in $Configs) {
-		cmake --build . --config "$config" --target INSTALL -- /verbosity:minimal
-		if (! ($?)) {
-			Add-AppveyorMessage "A release build failed!"
-			exit 1
-    	}
-	}
-
-    7z a -xr'!*.pdb' "$($PackageName)-builds-$($buildConfig.PackageType).zip" "$env:APPVEYOR_BUILD_FOLDER/../install/*"
-    Push-AppveyorArtifact "$($PackageName)-builds-$($buildConfig.PackageType).zip"
-
-	7z a "$($PackageName)-debug-$($buildConfig.PackageType).7z" "$env:APPVEYOR_BUILD_FOLDER/../install/*.pdb"
-	Push-AppveyorArtifact "$($PackageName)-debug-$($buildConfig.PackageType).7z"
-} else {
-	cmake -DFSO_USE_SPEECH="ON" -DFSO_FATAL_WARNINGS="ON" -DFSO_USE_VOICEREC="ON" -DFSO_BUILD_TESTS="ON" -DMSVC_SIMD_INSTRUCTIONS=SSE2 `
-	-DFSO_BUILD_QTFRED=OFF -DQT5_INSTALL_ROOT="$env:QT_DIR" -DFSO_BUILD_FRED2="ON" `
-	-G "$Env:CMAKE_GENERATOR" -T "$Env:PlatformToolset" ..
-
-    cmake --build . --config "$Env:CONFIGURATION" -- /verbosity:minimal
-
-    if (! ($?)) {
-        exit 1
-    }
-}
diff --git a/ci/appveyor/test.ps1 b/ci/appveyor/test.ps1
deleted file mode 100644
index 8b06b0978e..0000000000
--- a/ci/appveyor/test.ps1
+++ /dev/null
@@ -1,13 +0,0 @@
-
-if ([System.Convert]::ToBoolean($env:ReleaseBuild) -Or [System.Convert]::ToBoolean($env:NightlyBuild) -Or [System.Convert]::ToBoolean($env:TestBuild)) {
-    # Skip tests for deployment
-    exit 0
-} else {    
-    write "Running unit tests..."
-    # Run unit tests
-    &"$pwd\bin\$Env:CONFIGURATION\unittests.exe" --gtest_shuffle 2>&1
-
-    if (! ($?)) {
-        exit 1
-    }
-}
diff --git a/ci/travis/before_deploy.sh b/ci/travis/before_deploy.sh
deleted file mode 100755
index 969b4bcc03..0000000000
--- a/ci/travis/before_deploy.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/usr/bin/env sh
-
-set -ex
-
-if [ "$NIGHTLY_BUILD" = true ]; then
-    echo "Generating bintray config..."
-    sed -e "s/\$VERSION_NAME/$VERSION_NAME/" ci/bintray.template.json > ci/bintray.json
-fi
\ No newline at end of file
diff --git a/ci/travis/before_install.sh b/ci/travis/before_install.sh
deleted file mode 100755
index 61abd246cc..0000000000
--- a/ci/travis/before_install.sh
+++ /dev/null
@@ -1,20 +0,0 @@
-#!/usr/bin/env sh
-
-set -ex
-
-if [ "$TRAVIS_OS_NAME" = "linux" ]; then
-    export DEBIAN_FRONTEND=noninteractive
-
-    sudo add-apt-repository -y "ppa:msulikowski/valgrind" # For fixing a bug with valgrind 3.11 which does not recognize the rdrand instruction
-
-    wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key|sudo apt-key add -
-    sudo add-apt-repository -y 'deb http://apt.llvm.org/xenial/ llvm-toolchain-xenial-9 main'
-
-    sudo apt-get -yq update
-elif [ "$TRAVIS_OS_NAME" = "osx" ]; then
-    # Nothing to do here
-    :
-elif [ "$TRAVIS_OS_NAME" = "windows" ]; then
-    # Nothing to do here
-    :
-fi
diff --git a/ci/travis/before_script.sh b/ci/travis/before_script.sh
deleted file mode 100755
index a508b67fcc..0000000000
--- a/ci/travis/before_script.sh
+++ /dev/null
@@ -1,50 +0,0 @@
-#!/usr/bin/env bash
-
-set -ex
-
-if [ "$TRAVIS_OS_NAME" = "linux" ]; then
-    mkdir -p /tmp/builds
-    if [ "$RELEASE_BUILD" = true ]; then
-        # Package the source code in release builds
-        PARENT_DIR="$(basename "$PWD")"
-        (cd .. && tar -czvf /tmp/builds/$PACKAGE_NAME-source-Unix.tar.gz --exclude-vcs "$PARENT_DIR")
-    fi
-fi
-
-mkdir -p build
-cd build
-
-if [ "$TRAVIS_OS_NAME" = "linux" ]; then
-    CXXFLAGS="-m64 -mtune=generic -mfpmath=sse -msse -msse2 -pipe -Wno-unknown-pragmas"
-    CFLAGS="-m64 -mtune=generic -mfpmath=sse -msse -msse2 -pipe -Wno-unknown-pragmas"
-
-    export CXXFLAGS
-    export CFLAGS
-    CMAKE="cmake -G Ninja -DFSO_FATAL_WARNINGS=ON $CMAKE_OPTIONS"
-    if [ "$BUILD_DEPLOYMENT" = true ]; then
-        for config in $BUILD_CONFIGS
-        do
-            mkdir -p $config
-            cd $config
-            eval $CMAKE -DFSO_INSTALL_DEBUG_FILES=ON -DCMAKE_BUILD_TYPE=$config -DCMAKE_INSTALL_PREFIX="/tmp/release/$config" \
-                -DFSO_BUILD_APPIMAGE=ON -DFSO_BUILD_INCLUDED_LIBS=ON -DFFMPEG_USE_PRECOMPILED=ON -DFSO_BUILD_QTFRED=OFF ../..
-            cd ..
-        done
-    else
-        eval $CMAKE -DCMAKE_BUILD_TYPE=$CONFIGURATION -DFSO_BUILD_TESTS=ON -DFSO_BUILD_INCLUDED_LIBS=ON -DFSO_BUILD_QTFRED=OFF ..
-    fi
-elif [ "$TRAVIS_OS_NAME" = "osx" ]; then
-    if [ "$BUILD_DEPLOYMENT" = true ]; then
-        cmake -G "Xcode" -DFSO_FATAL_WARNINGS=ON -DFSO_INSTALL_DEBUG_FILES=ON -DCMAKE_INSTALL_PREFIX="/tmp/release" ..
-    else
-        cmake -G "Xcode" $CMAKE_OPTIONS ..
-    fi
-elif [ "$TRAVIS_OS_NAME" = "windows" ]; then
-    if [ "$CMAKE_GENERATOR" = "Ninja" ]; then
-        cmake -DFSO_USE_SPEECH="OFF" -DFSO_FATAL_WARNINGS="ON" -DFSO_USE_VOICEREC="OFF" -DFSO_BUILD_TESTS="ON" \
-            -DFSO_BUILD_FRED2="OFF" -G "$CMAKE_GENERATOR" ..
-    else
-        cmake -DFSO_USE_SPEECH="ON" -DFSO_FATAL_WARNINGS="ON" -DFSO_USE_VOICEREC="OFF" -DFSO_BUILD_TESTS="ON" \
-            -DMSVC_SIMD_INSTRUCTIONS=SSE2 -DFSO_BUILD_FRED2="ON" -G "$CMAKE_GENERATOR" -T "$CMAKE_TOOLSET" ..
-    fi
-fi
diff --git a/ci/travis/check_release.sh b/ci/travis/check_release.sh
deleted file mode 100755
index e22871ed3a..0000000000
--- a/ci/travis/check_release.sh
+++ /dev/null
@@ -1,74 +0,0 @@
-#!/usr/bin/env sh
-
-RELEASE_BUILD=false
-NIGHTLY_BUILD=false
-TEST_BUILD=false
-
-BUILD_DEPLOYMENT=false
-BUILD_CONFIGS="Release FastDebug"
-VERSION_NAME=""
-PACKAGE_NAME=""
-
-RELEASE_PATTERN="^release_(.*)$"
-NIGHTLY_PATTERN="^nightly_(.*)$"
-TEST_BUILD_PATTERN="^test\/(.*)$"
-
-# These are for testing
-NIGHTLY_TEST=false
-RELEASE_TEST=false
-TEST_BUILD_TEST=false
-
-if [ "$RELEASE_TEST" = true ] || [[ "$TRAVIS_TAG" =~ $RELEASE_PATTERN ]]; then
-    echo "This is a release tag!";
-    RELEASE_BUILD=true;
-	PACKAGE_NAME="fs2_open_${BASH_REMATCH[1]}";
-fi
-if [ "$NIGHTLY_TEST" = true ] || [[ "$TRAVIS_TAG" =~ $NIGHTLY_PATTERN ]]; then
-    echo "This is a nightly tag!";
-    NIGHTLY_BUILD=true;
-    VERSION_NAME="${BASH_REMATCH[1]}";
-	PACKAGE_NAME="nightly_${BASH_REMATCH[1]}";
-fi
-if [ "$TEST_BUILD_TEST" = true ] || [[ "$TRAVIS_PULL_REQUEST" == "false" && "$TRAVIS_BRANCH" =~ $TEST_BUILD_PATTERN ]]; then
-    echo "This is a test build branch!";
-    TEST_BUILD=true;
-    if [ "$TEST_BUILD_TEST" = true ]; then
-        VERSION_NAME="test";
-        PACKAGE_NAME="test_test";
-    else
-        VERSION_NAME="${BASH_REMATCH[1]}";
-        PACKAGE_NAME="test_${BASH_REMATCH[1]}";
-    fi
-
-    # Override the revision string so that the builds are named correctly
-    echo "set(FSO_VERSION_REVISION_STR $VERSION_NAME)" > "$TRAVIS_BUILD_DIR/version_override.cmake"
-fi
-
-if ([ "$RELEASE_BUILD" = true ] || [ "$NIGHTLY_BUILD" = true ] || [ "$TEST_BUILD" = true ]); then
-    BUILD_DEPLOYMENT=true;
-fi
-
-if [ "$BUILD_DEPLOYMENT" = true ]; then
-    if ([ "$TRAVIS_OS_NAME" = "linux" ] && (! [[ "$CC" =~ ^gcc-5.*$ ]])); then
-        echo "Skipping non-release compiler";
-        exit 0;
-    fi
-
-    if ([[ "$CONFIGURATION" == "Debug" ]]); then
-        echo "Skipping non-release configuration";
-        exit 0;
-    fi
-
-    if [ "$TRAVIS_OS_NAME" = "windows" ]; then
-        echo "Skipping non-release platform"
-        exit 0
-    fi
-fi
-
-export RELEASE_BUILD
-export NIGHTLY_BUILD
-export TEST_BUILD
-export BUILD_DEPLOYMENT
-export BUILD_CONFIGS
-export VERSION_NAME
-export PACKAGE_NAME
diff --git a/ci/travis/ftp_deploy.sh b/ci/travis/ftp_deploy.sh
deleted file mode 100644
index 5ac1c5909b..0000000000
--- a/ci/travis/ftp_deploy.sh
+++ /dev/null
@@ -1,89 +0,0 @@
-#!/usr/bin/env bash
-
-set -e
-set -u
-
-if [[ ! "$(curl -V)" == *"sftp"* ]]; then
-    # Before
-    echo "Before:"
-    curl -V
-
-    if [ "$TRAVIS_OS_NAME" = "linux" ]; then
-
-        if [ -f ~/curl_cache/curl*.deb ]; then
-            cd ~/curl_cache
-            sudo dpkg -i libcurl3*.deb
-            sudo dpkg -i curl*.deb
-        else
-            # Since the Travis CI people are not capable of enabling SSH/SCP support for their libcurl we need to build that manually...
-            # These commands are based on the tutorial from here: http://zeroset.mnim.org/2013/03/14/sftp-support-for-curl-in-ubuntu-12-10-quantal-quetzal-and-later/
-            mkdir /tmp/curl
-            cd /tmp/curl
-            sudo apt-get update
-            sudo apt-get install build-essential debhelper libssh2-1-dev libgnutls-dev libidn11-dev libkrb5-dev libldap2-dev libnss3-dev librtmp-dev libtool openssh-server quilt
-            apt-get source curl
-            sudo apt-get build-dep curl
-
-            cd curl-*
-            export DEB_BUILD_OPTIONS="nocheck"
-            sudo dpkg-buildpackage -uc -us -j"$(grep -c ^processor /proc/cpuinfo)"
-
-            cd ..
-            dpkg -l | grep curl
-            ls -al
-
-            if [ ! -d ~/curl_cache ]; then
-                mkdir ~/curl_cache
-            fi
-
-            cp libcurl3*.deb curl*.deb ~/curl_cache
-
-            sudo dpkg -i libcurl3*.deb
-            sudo dpkg -i curl*.deb
-        fi
-    elif [ "$TRAVIS_OS_NAME" = "osx" ]; then
-        brew install libssh2
-        
-        if [ -d ~/curl_cache/curl ]; then
-            cd ~/curl_cache/curl
-            sudo make install
-        else
-            mkdir /tmp/curl
-            cd /tmp/curl
-
-            curl -LO "https://curl.haxx.se/download/curl-7.64.0.tar.bz2"
-            tar -xjf curl-7.64.0.tar.bz2
-
-            cd curl-7.64.0
-            ./configure --disable-debug --disable-dependency-tracking --disable-silent-rules --with-libssh2 --with-darwinssl --without-ca-bundle --without-ca-path
-            make -j"$(sysctl hw.logicalcpu | cut -d " " -f 2)"
-
-            if [ ! -d ~/curl_cache ]; then
-                mkdir ~/curl_cache
-            fi
-
-            cp -a . ~/curl_cache/curl
-            sudo make install
-        fi
-        export PATH=/usr/local/bin:$PATH
-    fi
-
-    # After
-    echo "After:"
-    curl -V
-fi
-
-cd /tmp/builds
-
-for file in *; do
-    if [ "$TEST_BUILD" = true ]; then
-        # Upload to datacorder
-        curl -k "sftp://porphyrion.feralhosting.com/www/datacorder.porphyrion.feralhosting.com/public_html/builds/test/$VERSION_NAME/" --user "$DATACORDER_USER:$DATACORDER_PASSWORD" -T "$file" --ftp-create-dirs
-    else
-        # Upload to indiegames
-        curl -k "sftp://scp.indiegames.us/~/public_html/builds/nightly/$VERSION_NAME/" --user "$INDIEGAMES_USER:$INDIEGAMES_PASSWORD" -T "$file" --ftp-create-dirs
-
-        # Upload to datacorder
-        curl -k "sftp://porphyrion.feralhosting.com/~/www/datacorder.porphyrion.feralhosting.com/public_html/builds/nightly/$VERSION_NAME/" --user "$DATACORDER_USER:$DATACORDER_PASSWORD" -T "$file" --ftp-create-dirs
-    fi
-done
diff --git a/ci/travis/install.sh b/ci/travis/install.sh
deleted file mode 100755
index a31d464208..0000000000
--- a/ci/travis/install.sh
+++ /dev/null
@@ -1,47 +0,0 @@
-#!/usr/bin/env bash
-
-set -ex
-
-FILENAME=
-if [ "$TRAVIS_OS_NAME" = "linux" ]; then
-    export DEBIAN_FRONTEND=noninteractive
-
-    if [ ! -d "$HOME/cmake-3.8/bin" ]; then
-        # If the cache does not currently contain CMake then download and install it
-    	mkdir -p $HOME/cmake-3.8/
-
-    	wget -O /tmp/cmake.tar.gz --no-check-certificate https://cmake.org/files/v3.8/cmake-3.8.2-Linux-x86_64.tar.gz
-    	tar -xzf /tmp/cmake.tar.gz -C $HOME/cmake-3.8/ --strip-components=1
-    fi
-    export PATH=$HOME/cmake-3.8/bin:$PATH
-    
-    cd $HOME
-    
-    if [ "${BUILD_DEPLOYMENT}" = true ]; then
-        wget -O appimagetool -c "https://github.com/AppImage/AppImageKit/releases/download/continuous/appimagetool-x86_64.AppImage" # (64-bit)
-        chmod a+x ./appimagetool
-
-        wget -O linuxdeployqt -c "https://github.com/probonopd/linuxdeployqt/releases/download/continuous/linuxdeployqt-continuous-x86_64.AppImage" # (64-bit)
-        chmod a+x ./linuxdeployqt
-    fi
-
-    sudo apt-get -yq install valgrind
-
-    if [[ "$CC" = "clang-9" ]]; then
-      sudo apt-get -yq install clang-9 clang-tidy-9
-    fi
-
-    if [[ "$CC" = "clang-4.0" ]]; then
-      # Fix a header bug present in ubuntu...
-      sudo ln -s /usr/include/libcxxabi/__cxxabi_config.h /usr/include/c++/v1/__cxxabi_config.h
-    fi
-elif [ "$TRAVIS_OS_NAME" = "osx" ]; then
-    gem install xcpretty
-    
-    brew update
-    brew outdated cmake || brew upgrade cmake
-elif [ "$TRAVIS_OS_NAME" = "windows" ]; then
-    choco install mingw ninja
-fi
-
-cmake --version
diff --git a/ci/travis/release.sh b/ci/travis/release.sh
deleted file mode 100755
index 94ac136911..0000000000
--- a/ci/travis/release.sh
+++ /dev/null
@@ -1,68 +0,0 @@
-#!/usr/bin/env sh
-
-set -ex
-mkdir -p /tmp/builds
-
-if [ "$TRAVIS_OS_NAME" = "linux" ]; then
-	cd build
-    for config in $BUILD_CONFIGS
-    do
-        cd "$config"
-
-        # Compile all targets
-        ninja all
-
-        # Install Freespace2 targets
-        cmake -DCMAKE_INSTALL_PREFIX=/tmp/release/$config/fso -DCOMPONENT=Unspecified -P cmake_install.cmake
-        cmake -DCMAKE_INSTALL_PREFIX=/tmp/release/$config/fso -DCOMPONENT=Freespace2 -P cmake_install.cmake
-
-        # We need to be a bit creative for determining the AppImage name since we don't want to hard-code the name
-        FILENAME="$(find /tmp/release/$config/fso/bin -name 'fs2_open_*' -type f -printf "%f\n").AppImage"
-        $HOME/appimagetool -n /tmp/release/$config/fso "/tmp/release/$config/fso/$FILENAME"
-
-: <<'END'
-        # Install qtFRED targets
-        cmake -DCMAKE_INSTALL_PREFIX=/tmp/release/$config/qtfred/usr -DCOMPONENT=Unspecified -P cmake_install.cmake
-        cmake -DCMAKE_INSTALL_PREFIX=/tmp/release/$config/qtfred/usr -DCOMPONENT=qtFRED -P cmake_install.cmake
-
-        PREV="$(pwd)"
-        cd /tmp/release/$config/qtfred
-
-        unset QTDIR; unset QT_PLUGIN_PATH; unset LD_LIBRARY_PATH
-        $HOME/linuxdeployqt usr/qtfred.desktop -bundle-non-qt-libs
-        # Move our AppRun script to the right location
-        mv usr/AppRun AppRun
-
-        echo "Embed newer libstdc++ for distros that don't come with it (ubuntu 14.04)";
-        mkdir -p usr/optional/; mkdir -p usr/optional/libstdc++/;
-        cp /usr/lib/x86_64-linux-gnu/libstdc++.so.6 ./usr/optional/libstdc++/;
-
-        $HOME/appimagetool -n . "$(find /tmp/release/$config/qtfred/usr/bin -name 'qtfred_*' -type f -printf "%f\n").AppImage"
-
-        cd "$PREV"
-END
-
-        cd ..
-    done
-
-    cp `find /tmp/release -name '*.AppImage' -print` /tmp/release
-    (cd /tmp/release && tar -cvzf /tmp/builds/$PACKAGE_NAME-builds-Linux.tar.gz *.AppImage)
-elif [ "$TRAVIS_OS_NAME" = "osx" ]; then
-    cd build
-    
-    for config in $BUILD_CONFIGS
-    do
-        cmake --build . --config "$config" --target install | tee build.log \
-            | xcpretty
-        XCODE_RET=${PIPESTATUS[0]}
-        if [ "$XCODE_RET" -ne "0" ]; then
-            tar -cvzf build.log.tar.gz build.log
-            curl --upload-file build.log.tar.gz "https://transfer.sh/build.log.tar.gz"
-            exit $XCODE_RET
-        fi
-    done
-
-    ls -al /tmp/release
-    
-    (cd /tmp/release && tar -cvzf /tmp/builds/$PACKAGE_NAME-builds-MacOSX.tar.gz *)
-fi
diff --git a/ci/travis/script.sh b/ci/travis/script.sh
deleted file mode 100755
index 7f89aa40f3..0000000000
--- a/ci/travis/script.sh
+++ /dev/null
@@ -1,30 +0,0 @@
-#!/usr/bin/env sh
-
-set -e
-
-cd build
-
-if [ "$TRAVIS_OS_NAME" = "linux" ]; then
-    ninja -k 20 all
-
-    if [ "$CONFIGURATION" = "Debug" ]; then
-        valgrind --leak-check=full --error-exitcode=1 --gen-suppressions=all \
-            --suppressions="$TRAVIS_BUILD_DIR/ci/travis/valgrind.supp" ./bin/unittests --gtest_shuffle
-    else
-        ./bin/unittests --gtest_shuffle
-    fi
-elif [ "$TRAVIS_OS_NAME" = "osx" ]; then
-    cmake --build . --config "$CONFIGURATION" | tee build.log | xcpretty
-    XCODE_RET=${PIPESTATUS[0]}
-    if [ "$XCODE_RET" -ne "0" ]; then
-        tar -cvzf build.log.tar.gz build.log
-        curl --upload-file build.log.tar.gz "https://keep.sh"
-        exit $XCODE_RET
-    fi
-elif [ "$TRAVIS_OS_NAME" = "windows" ]; then
-    if [ "$CMAKE_GENERATOR" = "Ninja" ]; then
-        cmake --build . --config "$CONFIGURATION"
-    else
-        cmake --build . --config "$CONFIGURATION" -- /verbosity:minimal
-    fi
-fi