diff --git a/.appveyor.yml b/.appveyor.yml
deleted file mode 100644
index 781ad4a4b1d..00000000000
--- a/.appveyor.yml
+++ /dev/null
@@ -1,99 +0,0 @@
-skip_commits:
-  files:
-    - ".github/**/*"
-    - ".gitmodules"
-    - "docs/**/*"
-    - "wheels/**/*"
-
-version: '{build}'
-clone_folder: c:\pillow
-init:
-- ECHO %PYTHON%
-#- ps: iex ((new-object net.webclient).DownloadString('https://raw.githubusercontent.com/appveyor/ci/master/scripts/enable-rdp.ps1'))
-# Uncomment previous line to get RDP access during the build.
-
-environment:
-  COVERAGE_CORE: sysmon
-  EXECUTABLE: python.exe
-  TEST_OPTIONS:
-  DEPLOY: YES
-  matrix:
-  - PYTHON: C:/Python313
-    ARCHITECTURE: x86
-    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2022
-  - PYTHON: C:/Python39-x64
-    ARCHITECTURE: AMD64
-    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
-
-
-install:
-- '%PYTHON%\%EXECUTABLE% --version'
-- '%PYTHON%\%EXECUTABLE% -m pip install --upgrade pip'
-- curl -fsSL -o pillow-test-images.zip https://github.com/python-pillow/test-images/archive/main.zip
-- 7z x pillow-test-images.zip -oc:\
-- xcopy /S /Y c:\test-images-main\* c:\pillow\tests\images
-- curl -fsSL -o nasm-win64.zip https://raw.githubusercontent.com/python-pillow/pillow-depends/main/nasm-2.16.03-win64.zip
-- 7z x nasm-win64.zip -oc:\
-- choco install ghostscript --version=10.4.0
-- path c:\nasm-2.16.03;C:\Program Files\gs\gs10.04.0\bin;%PATH%
-- cd c:\pillow\winbuild\
-- ps: |
-        c:\python39\python.exe c:\pillow\winbuild\build_prepare.py -v --depends=C:\pillow-depends\
-        c:\pillow\winbuild\build\build_dep_all.cmd
-        $host.SetShouldExit(0)
-- path C:\pillow\winbuild\build\bin;%PATH%
-
-build_script:
-- cd c:\pillow
-- winbuild\build\build_env.cmd
-- '%PYTHON%\%EXECUTABLE% -m pip install -v -C raqm=vendor -C fribidi=vendor .'
-- '%PYTHON%\%EXECUTABLE% selftest.py --installed'
-
-test_script:
-- cd c:\pillow
-- '%PYTHON%\%EXECUTABLE% -m pip install pytest pytest-cov pytest-timeout defusedxml ipython numpy olefile pyroma'
-- c:\"Program Files (x86)"\"Windows Kits"\10\Debuggers\x86\gflags.exe /p /enable %PYTHON%\%EXECUTABLE%
-- path %PYTHON%;%PATH%
-- .ci\test.cmd
-
-after_test:
-- curl -Os https://uploader.codecov.io/latest/windows/codecov.exe
-- .\codecov.exe --file coverage.xml --name %PYTHON% --flags AppVeyor
-
-matrix:
-  fast_finish: true
-
-cache:
-- '%LOCALAPPDATA%\pip\Cache'
-
-artifacts:
-- path: pillow\*.egg
-  name: egg
-- path: pillow\*.whl
-  name: wheel
-
-before_deploy:
-  - cd c:\pillow
-  - '%PYTHON%\%EXECUTABLE% -m pip wheel -v -C raqm=vendor -C fribidi=vendor .'
-  - ps: Get-ChildItem .\*.whl | % { Push-AppveyorArtifact $_.FullName -FileName $_.Name }
-
-deploy:
-  provider: S3
-  region: us-west-2
-  access_key_id: AKIAIRAXC62ZNTVQJMOQ
-  secret_access_key:
-    secure: Hwb6klTqtBeMgxAjRoDltiiqpuH8xbwD4UooDzBSiCWXjuFj1lyl4kHgHwTCCGqi
-  bucket: pillow-nightly
-  folder: win/$(APPVEYOR_BUILD_NUMBER)/
-  artifact: /.*egg|wheel/
-  on:
-    APPVEYOR_REPO_NAME: python-pillow/Pillow
-    branch: main
-    deploy: YES
-
-
-# Uncomment the following lines to get RDP access after the build/test and block for
-# up to the timeout limit (~1hr)
-#
-#on_finish:
-#- ps: $blockRdp = $true; iex ((new-object net.webclient).DownloadString('https://raw.githubusercontent.com/appveyor/ci/master/scripts/enable-rdp.ps1'))
diff --git a/.github/workflows/cifuzz.yml b/.github/workflows/cifuzz.yml
deleted file mode 100644
index 0456bbaba3c..00000000000
--- a/.github/workflows/cifuzz.yml
+++ /dev/null
@@ -1,62 +0,0 @@
-name: CIFuzz
-
-on:
-  push:
-    branches:
-      - "**"
-    paths:
-      - ".github/workflows/cifuzz.yml"
-      - ".github/workflows/wheels-dependencies.sh"
-      - "**.c"
-      - "**.h"
-  pull_request:
-    paths:
-      - ".github/workflows/cifuzz.yml"
-      - ".github/workflows/wheels-dependencies.sh"
-      - "**.c"
-      - "**.h"
-  workflow_dispatch:
-
-permissions:
-  contents: read
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
-jobs:
-  Fuzzing:
-    runs-on: ubuntu-latest
-    steps:
-    - name: Build Fuzzers
-      id: build
-      uses: google/oss-fuzz/infra/cifuzz/actions/build_fuzzers@master
-      with:
-        oss-fuzz-project-name: 'pillow'
-        language: python
-        dry-run: false
-    - name: Run Fuzzers
-      id: run
-      uses: google/oss-fuzz/infra/cifuzz/actions/run_fuzzers@master
-      with:
-        oss-fuzz-project-name: 'pillow'
-        fuzz-seconds: 600
-        language: python
-        dry-run: false
-    - name: Upload New Crash
-      uses: actions/upload-artifact@v4
-      if: failure() && steps.build.outcome == 'success'
-      with:
-        name: artifacts
-        path: ./out/artifacts
-    - name: Upload Legacy Crash
-      uses: actions/upload-artifact@v4
-      if: steps.run.outcome == 'success'
-      with:
-        name: crash
-        path: ./out/crash*
-    - name: Fail on legacy crash
-      if: success()
-      run: |
-        [ ! -e out/crash-* ]
-        echo No legacy crash detected
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
deleted file mode 100644
index 92e860cb547..00000000000
--- a/.github/workflows/docs.yml
+++ /dev/null
@@ -1,69 +0,0 @@
-name: Docs
-
-on:
-  push:
-    branches:
-      - "**"
-    paths:
-      - ".github/workflows/docs.yml"
-      - "docs/**"
-      - "src/PIL/**"
-  pull_request:
-    paths:
-      - ".github/workflows/docs.yml"
-      - "docs/**"
-      - "src/PIL/**"
-  workflow_dispatch:
-
-permissions:
-  contents: read
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
-env:
-  FORCE_COLOR: 1
-
-jobs:
-  build:
-
-    runs-on: ubuntu-latest
-    name: Docs
-
-    steps:
-    - uses: actions/checkout@v4
-
-    - name: Set up Python
-      uses: actions/setup-python@v5
-      with:
-        python-version: "3.x"
-        cache: pip
-        cache-dependency-path: |
-          ".ci/*.sh"
-          "pyproject.toml"
-
-    - name: Build system information
-      run: python3 .github/workflows/system-info.py
-
-    - name: Cache libimagequant
-      uses: actions/cache@v4
-      id: cache-libimagequant
-      with:
-        path: ~/cache-libimagequant
-        key: ${{ runner.os }}-libimagequant-${{ hashFiles('depends/install_imagequant.sh') }}
-
-    - name: Install Linux dependencies
-      run: |
-        .ci/install.sh
-      env:
-        GHA_PYTHON_VERSION: "3.x"
-        GHA_LIBIMAGEQUANT_CACHE_HIT: ${{ steps.cache-libimagequant.outputs.cache-hit }}
-
-    - name: Build
-      run: |
-        .ci/build.sh
-
-    - name: Docs
-      run: |
-        make doccheck
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
deleted file mode 100644
index cc4760288e5..00000000000
--- a/.github/workflows/lint.yml
+++ /dev/null
@@ -1,54 +0,0 @@
-name: Lint
-
-on: [push, pull_request, workflow_dispatch]
-
-env:
-  FORCE_COLOR: 1
-
-permissions:
-  contents: read
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
-jobs:
-  build:
-
-    runs-on: ubuntu-latest
-
-    name: Lint
-
-    steps:
-    - uses: actions/checkout@v4
-
-    - name: pre-commit cache
-      uses: actions/cache@v4
-      with:
-        path: ~/.cache/pre-commit
-        key: lint-pre-commit-${{ hashFiles('**/.pre-commit-config.yaml') }}
-        restore-keys: |
-          lint-pre-commit-
-
-    - name: Set up Python
-      uses: actions/setup-python@v5
-      with:
-        python-version: "3.x"
-        cache: pip
-        cache-dependency-path: "setup.py"
-
-    - name: Build system information
-      run: python3 .github/workflows/system-info.py
-
-    - name: Install dependencies
-      run: |
-        python3 -m pip install -U pip
-        python3 -m pip install -U tox
-
-    - name: Lint
-      run: tox -e lint
-      env:
-        PRE_COMMIT_COLOR: always
-
-    - name: Mypy
-      run: tox -e mypy
diff --git a/.github/workflows/release-drafter.yml b/.github/workflows/release-drafter.yml
deleted file mode 100644
index a8ddef22c86..00000000000
--- a/.github/workflows/release-drafter.yml
+++ /dev/null
@@ -1,28 +0,0 @@
-name: Release drafter
-
-on:
-  push:
-    # branches to consider in the event; optional, defaults to all
-    branches:
-      - main
-  workflow_dispatch:
-
-permissions:
-  contents: read
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
-jobs:
-  update_release_draft:
-    permissions:
-      contents: write  # for release-drafter/release-drafter to create a github release
-      pull-requests: write  # for release-drafter/release-drafter to add label to PR
-    if: github.repository == 'python-pillow/Pillow'
-    runs-on: ubuntu-latest
-    steps:
-      # Drafts your next release notes as pull requests are merged into "main"
-      - uses: release-drafter/release-drafter@v6
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/stale.yml b/.github/workflows/stale.yml
deleted file mode 100644
index 545c2e3644a..00000000000
--- a/.github/workflows/stale.yml
+++ /dev/null
@@ -1,31 +0,0 @@
-name: Close stale issues
-
-on:
-  schedule:
-  - cron: "10 0 * * *"
-  workflow_dispatch:
-
-permissions:
-  issues: write
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
-jobs:
-  stale:
-    if: github.repository_owner == 'python-pillow'
-
-    runs-on: ubuntu-latest
-
-    steps:
-    - name: "Check issues"
-      uses: actions/stale@v9
-      with:
-        repo-token: ${{ secrets.GITHUB_TOKEN }}
-        only-labels: "Awaiting OP Action"
-        close-issue-message: "Closing this issue as no feedback has been received."
-        days-before-stale: 7
-        days-before-issue-close: 0
-        days-before-pr-close: -1
-        labels-to-remove-when-unstale: "Awaiting OP Action"
diff --git a/.github/workflows/test-cygwin.yml b/.github/workflows/test-cygwin.yml
deleted file mode 100644
index 0aa79e4235a..00000000000
--- a/.github/workflows/test-cygwin.yml
+++ /dev/null
@@ -1,151 +0,0 @@
-name: Test Cygwin
-
-on:
-  push:
-    branches:
-      - "**"
-    paths-ignore:
-      - ".github/workflows/docs.yml"
-      - ".github/workflows/wheels*"
-      - ".gitmodules"
-      - "docs/**"
-      - "wheels/**"
-  pull_request:
-    paths-ignore:
-      - ".github/workflows/docs.yml"
-      - ".github/workflows/wheels*"
-      - ".gitmodules"
-      - "docs/**"
-      - "wheels/**"
-  workflow_dispatch:
-
-permissions:
-  contents: read
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
-env:
-  COVERAGE_CORE: sysmon
-
-jobs:
-  build:
-    runs-on: windows-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        python-minor-version: [9]
-
-    timeout-minutes: 40
-
-    name: Python 3.${{ matrix.python-minor-version }}
-
-    steps:
-      - name: Fix line endings
-        run: |
-          git config --global core.autocrlf input
-
-      - name: Checkout Pillow
-        uses: actions/checkout@v4
-
-      - name: Install Cygwin
-        uses: cygwin/cygwin-install-action@v4
-        with:
-          packages: >
-            gcc-g++
-            ghostscript
-            git
-            ImageMagick
-            jpeg
-            libfreetype-devel
-            libimagequant-devel
-            libjpeg-devel
-            liblapack-devel
-            liblcms2-devel
-            libopenjp2-devel
-            libraqm-devel
-            libtiff-devel
-            libwebp-devel
-            libxcb-devel
-            libxcb-xinerama0
-            make
-            netpbm
-            perl
-            python3${{ matrix.python-minor-version }}-cython
-            python3${{ matrix.python-minor-version }}-devel
-            python3${{ matrix.python-minor-version }}-ipython
-            python3${{ matrix.python-minor-version }}-numpy
-            python3${{ matrix.python-minor-version }}-sip
-            python3${{ matrix.python-minor-version }}-tkinter
-            wget
-            xorg-server-extra
-            zlib-devel
-
-      - name: Add Lapack to PATH
-        uses: egor-tensin/cleanup-path@v4
-        with:
-          dirs: 'C:\cygwin\bin;C:\cygwin\lib\lapack'
-
-      - name: Select Python version
-        run: |
-          ln -sf c:/cygwin/bin/python3.${{ matrix.python-minor-version }} c:/cygwin/bin/python3
-
-      - name: pip cache
-        uses: actions/cache@v4
-        with:
-          path: 'C:\cygwin\home\runneradmin\.cache\pip'
-          key: ${{ runner.os }}-cygwin-pip3.${{ matrix.python-minor-version }}-${{ hashFiles('.ci/install.sh') }}
-          restore-keys: |
-            ${{ runner.os }}-cygwin-pip3.${{ matrix.python-minor-version }}-
-
-      - name: Build system information
-        run: |
-          dash.exe -c "python3 .github/workflows/system-info.py"
-
-      - name: Install dependencies
-        run: |
-          bash.exe .ci/install.sh
-
-      - name: Build
-        shell: bash.exe -eo pipefail -o igncr "{0}"
-        run: |
-          .ci/build.sh
-
-      - name: Test
-        run: |
-          bash.exe xvfb-run -s '-screen 0 1024x768x24' .ci/test.sh
-
-      - name: Prepare to upload errors
-        if: failure()
-        run: |
-          dash.exe -c "mkdir -p Tests/errors"
-
-      - name: Upload errors
-        uses: actions/upload-artifact@v4
-        if: failure()
-        with:
-          name: errors
-          path: Tests/errors
-
-      - name: After success
-        run: |
-          bash.exe .ci/after_success.sh
-
-      - name: Upload coverage
-        uses: codecov/codecov-action@v4
-        with:
-          file: ./coverage.xml
-          flags: GHA_Cygwin
-          name: Cygwin Python 3.${{ matrix.python-minor-version }}
-          token: ${{ secrets.CODECOV_ORG_TOKEN }}
-
-  success:
-    permissions:
-      contents: none
-    needs: build
-    runs-on: ubuntu-latest
-    name: Cygwin Test Successful
-    steps:
-      - name: Success
-        run: echo Cygwin Test Successful
diff --git a/.github/workflows/test-docker.yml b/.github/workflows/test-docker.yml
deleted file mode 100644
index 21e1275e7c9..00000000000
--- a/.github/workflows/test-docker.yml
+++ /dev/null
@@ -1,116 +0,0 @@
-name: Test Docker
-
-on:
-  push:
-    branches:
-      - "**"
-    paths-ignore:
-      - ".github/workflows/docs.yml"
-      - ".github/workflows/wheels*"
-      - ".gitmodules"
-      - "docs/**"
-      - "wheels/**"
-  pull_request:
-    paths-ignore:
-      - ".github/workflows/docs.yml"
-      - ".github/workflows/wheels*"
-      - ".gitmodules"
-      - "docs/**"
-      - "wheels/**"
-  workflow_dispatch:
-
-permissions:
-  contents: read
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
-jobs:
-  build:
-
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        docker: [
-          # Run slower jobs first to give them a headstart and reduce waiting time
-          ubuntu-22.04-jammy-arm64v8,
-          ubuntu-24.04-noble-ppc64le,
-          ubuntu-24.04-noble-s390x,
-          # Then run the remainder
-          alpine,
-          amazon-2-amd64,
-          amazon-2023-amd64,
-          arch,
-          centos-stream-9-amd64,
-          debian-12-bookworm-x86,
-          debian-12-bookworm-amd64,
-          fedora-39-amd64,
-          fedora-40-amd64,
-          gentoo,
-          ubuntu-22.04-jammy-amd64,
-          ubuntu-24.04-noble-amd64,
-        ]
-        dockerTag: [main]
-        include:
-          - docker: "ubuntu-22.04-jammy-arm64v8"
-            qemu-arch: "aarch64"
-          - docker: "ubuntu-24.04-noble-ppc64le"
-            qemu-arch: "ppc64le"
-          - docker: "ubuntu-24.04-noble-s390x"
-            qemu-arch: "s390x"
-
-    name: ${{ matrix.docker }}
-
-    steps:
-    - uses: actions/checkout@v4
-
-    - name: Build system information
-      run: python3 .github/workflows/system-info.py
-
-    - name: Set up QEMU
-      if: "matrix.qemu-arch"
-      run: |
-        docker run --rm --privileged aptman/qus -s -- -p ${{ matrix.qemu-arch }}
-
-    - name: Docker pull
-      run: |
-        docker pull pythonpillow/${{ matrix.docker }}:${{ matrix.dockerTag }}
-
-    - name: Docker build
-      run: |
-        # The Pillow user in the docker container is UID 1001
-        sudo chown -R 1001 $GITHUB_WORKSPACE
-        docker run --name pillow_container  -v $GITHUB_WORKSPACE:/Pillow pythonpillow/${{ matrix.docker }}:${{ matrix.dockerTag }}
-        sudo chown -R runner $GITHUB_WORKSPACE
-
-    - name: After success
-      run: |
-        PATH="$PATH:~/.local/bin"
-        docker start pillow_container
-        pil_path=`docker exec pillow_container /vpy3/bin/python -c 'import os, PIL;print(os.path.realpath(os.path.dirname(PIL.__file__)))'`
-        docker stop pillow_container
-        sudo mkdir -p $pil_path
-        sudo cp src/PIL/*.py $pil_path
-        .ci/after_success.sh
-      env:
-        MATRIX_DOCKER: ${{ matrix.docker }}
-
-    - name: Upload coverage
-      uses: codecov/codecov-action@v4
-      with:
-        flags: GHA_Docker
-        name: ${{ matrix.docker }}
-        gcov: true
-        token: ${{ secrets.CODECOV_ORG_TOKEN }}
-
-  success:
-    permissions:
-      contents: none
-    needs: build
-    runs-on: ubuntu-latest
-    name: Docker Test Successful
-    steps:
-      - name: Success
-        run: echo Docker Test Successful
diff --git a/.github/workflows/test-mingw.yml b/.github/workflows/test-mingw.yml
deleted file mode 100644
index c7a73439ca9..00000000000
--- a/.github/workflows/test-mingw.yml
+++ /dev/null
@@ -1,91 +0,0 @@
-name: Test MinGW
-
-on:
-  push:
-    branches:
-      - "**"
-    paths-ignore:
-      - ".github/workflows/docs.yml"
-      - ".github/workflows/wheels*"
-      - ".gitmodules"
-      - "docs/**"
-      - "wheels/**"
-  pull_request:
-    paths-ignore:
-      - ".github/workflows/docs.yml"
-      - ".github/workflows/wheels*"
-      - ".gitmodules"
-      - "docs/**"
-      - "wheels/**"
-  workflow_dispatch:
-
-permissions:
-  contents: read
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
-env:
-  COVERAGE_CORE: sysmon
-
-jobs:
-  build:
-    runs-on: windows-latest
-
-    defaults:
-      run:
-        shell: bash.exe --login -eo pipefail "{0}"
-    env:
-      MSYSTEM: MINGW64
-      CHERE_INVOKING: 1
-
-    timeout-minutes: 30
-    name: "MinGW"
-
-    steps:
-      - name: Checkout Pillow
-        uses: actions/checkout@v4
-
-      - name: Set up shell
-        run: echo "C:\msys64\usr\bin\" >> $env:GITHUB_PATH
-        shell: pwsh
-
-      - name: Install dependencies
-        run: |
-          pacman -S --noconfirm \
-              mingw-w64-x86_64-freetype \
-              mingw-w64-x86_64-gcc \
-              mingw-w64-x86_64-ghostscript \
-              mingw-w64-x86_64-lcms2 \
-              mingw-w64-x86_64-libimagequant \
-              mingw-w64-x86_64-libjpeg-turbo \
-              mingw-w64-x86_64-libraqm \
-              mingw-w64-x86_64-libtiff \
-              mingw-w64-x86_64-libwebp \
-              mingw-w64-x86_64-openjpeg2 \
-              mingw-w64-x86_64-python3-numpy \
-              mingw-w64-x86_64-python3-olefile \
-              mingw-w64-x86_64-python3-setuptools \
-              mingw-w64-x86_64-python-pyqt6
-
-          python3 -m ensurepip
-          python3 -m pip install pyroma pytest pytest-cov pytest-timeout
-
-          pushd depends && ./install_extra_test_images.sh && popd
-
-      - name: Build Pillow
-        run: SETUPTOOLS_USE_DISTUTILS="stdlib" CFLAGS="-coverage" python3 -m pip install .
-
-      - name: Test Pillow
-        run: |
-          python3 selftest.py --installed
-          .ci/test.sh
-
-      - name: Upload coverage
-        uses: codecov/codecov-action@v4
-        with:
-          file: ./coverage.xml
-          flags: GHA_Windows
-          name: "MSYS2 MinGW"
-          token: ${{ secrets.CODECOV_ORG_TOKEN }}
diff --git a/.github/workflows/test-valgrind.yml b/.github/workflows/test-valgrind.yml
deleted file mode 100644
index 63aec586b79..00000000000
--- a/.github/workflows/test-valgrind.yml
+++ /dev/null
@@ -1,56 +0,0 @@
-name: Test Valgrind
-
-# like the Docker tests, but running valgrind only on *.c/*.h changes.
-
-on:
-  push:
-    branches:
-      - "**"
-    paths:
-      - ".github/workflows/test-valgrind.yml"
-      - "**.c"
-      - "**.h"
-  pull_request:
-    paths:
-      - ".github/workflows/test-valgrind.yml"
-      - "**.c"
-      - "**.h"
-  workflow_dispatch:
-
-permissions:
-  contents: read
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
-jobs:
-  build:
-
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        docker: [
-          ubuntu-22.04-jammy-amd64-valgrind,
-        ]
-        dockerTag: [main]
-
-    name: ${{ matrix.docker }}
-
-    steps:
-    - uses: actions/checkout@v4
-
-    - name: Build system information
-      run: python3 .github/workflows/system-info.py
-
-    - name: Docker pull
-      run: |
-        docker pull pythonpillow/${{ matrix.docker }}:${{ matrix.dockerTag }}
-
-    - name: Build and Run Valgrind
-      run: |
-        # The Pillow user in the docker container is UID 1001
-        sudo chown -R 1001 $GITHUB_WORKSPACE
-        docker run --name pillow_container -e "PILLOW_VALGRIND_TEST=true" -v $GITHUB_WORKSPACE:/Pillow pythonpillow/${{ matrix.docker }}:${{ matrix.dockerTag }}
-        sudo chown -R runner $GITHUB_WORKSPACE
diff --git a/.github/workflows/test-windows.yml b/.github/workflows/test-windows.yml
index c8842e37b2c..d4388bdf610 100644
--- a/.github/workflows/test-windows.yml
+++ b/.github/workflows/test-windows.yml
@@ -22,10 +22,6 @@ on:
 permissions:
   contents: read
 
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
 env:
   COVERAGE_CORE: sysmon
 
@@ -191,7 +187,7 @@ jobs:
     - name: Test Pillow
       run: |
         path %GITHUB_WORKSPACE%\winbuild\build\bin;%PATH%
-        .ci\test.cmd
+        python3 demo.py
       shell: cmd
 
     - name: Prepare to upload errors
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 6576292b5e4..8af5352b321 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -22,10 +22,6 @@ on:
 permissions:
   contents: read
 
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
 env:
   COVERAGE_CORE: sysmon
   FORCE_COLOR: 1
@@ -123,16 +119,7 @@ jobs:
 
     - name: Test
       run: |
-        if [ $REVERSE ]; then
-          python3 -m pip install pytest-reverse
-        fi
-        if [ "${{ matrix.os }}" = "ubuntu-latest" ]; then
-          xvfb-run -s '-screen 0 1024x768x24' sway&
-          export WAYLAND_DISPLAY=wayland-1
-          .ci/test.sh
-        else
-          .ci/test.sh
-        fi
+        python3 demo.py
       env:
         PYTHONOPTIMIZE: ${{ matrix.PYTHONOPTIMIZE }}
         REVERSE: ${{ matrix.REVERSE }}
diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
deleted file mode 100644
index 837e5ea91fe..00000000000
--- a/.github/workflows/wheels.yml
+++ /dev/null
@@ -1,305 +0,0 @@
-name: Wheels
-
-on:
-  schedule:
-  #        ┌───────────── minute (0 - 59)
-  #        │  ┌───────────── hour (0 - 23)
-  #        │  │ ┌───────────── day of the month (1 - 31)
-  #        │  │ │ ┌───────────── month (1 - 12 or JAN-DEC)
-  #        │  │ │ │ ┌───────────── day of the week (0 - 6 or SUN-SAT)
-  #        │  │ │ │ │
-  - cron: "42 1 * * 0,3"
-  push:
-    paths:
-      - ".ci/requirements-cibw.txt"
-      - ".github/workflows/wheel*"
-      - "setup.py"
-      - "wheels/*"
-      - "winbuild/build_prepare.py"
-      - "winbuild/fribidi.cmake"
-    tags:
-      - "*"
-  pull_request:
-    paths:
-      - ".ci/requirements-cibw.txt"
-      - ".github/workflows/wheel*"
-      - "setup.py"
-      - "wheels/*"
-      - "winbuild/build_prepare.py"
-      - "winbuild/fribidi.cmake"
-  workflow_dispatch:
-
-permissions:
-  contents: read
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
-env:
-  FORCE_COLOR: 1
-
-jobs:
-  build-1-QEMU-emulated-wheels:
-    if: github.event_name != 'schedule'
-    name: aarch64 ${{ matrix.python-version }} ${{ matrix.spec }}
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        python-version:
-          - pp310
-          - cp3{9,10,11}
-          - cp3{12,13}
-        spec:
-          - manylinux2014
-          - manylinux_2_28
-          - musllinux
-        exclude:
-          - { python-version: pp310, spec: musllinux }
-
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          submodules: true
-
-      - uses: actions/setup-python@v5
-        with:
-          python-version: "3.x"
-
-      # https://github.com/docker/setup-qemu-action
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
-
-      - name: Install cibuildwheel
-        run: |
-          python3 -m pip install -r .ci/requirements-cibw.txt
-
-      - name: Build wheels
-        run: |
-          python3 -m cibuildwheel --output-dir wheelhouse
-        env:
-          # Build only the currently selected Linux architecture (so we can
-          # parallelise for speed).
-          CIBW_ARCHS: "aarch64"
-          # Likewise, select only one Python version per job to speed this up.
-          CIBW_BUILD: "${{ matrix.python-version }}-${{ matrix.spec == 'musllinux' && 'musllinux' || 'manylinux' }}*"
-          CIBW_PRERELEASE_PYTHONS: True
-          # Extra options for manylinux.
-          CIBW_MANYLINUX_AARCH64_IMAGE: ${{ matrix.spec }}
-          CIBW_MANYLINUX_PYPY_AARCH64_IMAGE: ${{ matrix.spec }}
-
-      - uses: actions/upload-artifact@v4
-        with:
-          name: dist-qemu-${{ matrix.python-version }}-${{ matrix.spec }}
-          path: ./wheelhouse/*.whl
-
-  build-2-native-wheels:
-    if: github.event_name != 'schedule' || github.repository_owner == 'python-pillow'
-    name: ${{ matrix.name }}
-    runs-on: ${{ matrix.os }}
-    strategy:
-      fail-fast: false
-      matrix:
-        include:
-          - name: "macOS 10.10 x86_64"
-            os: macos-13
-            cibw_arch: x86_64
-            build: "cp3{9,10,11}*"
-            macosx_deployment_target: "10.10"
-          - name: "macOS 10.13 x86_64"
-            os: macos-13
-            cibw_arch: x86_64
-            build: "cp3{12,13}*"
-            macosx_deployment_target: "10.13"
-          - name: "macOS 10.15 x86_64"
-            os: macos-13
-            cibw_arch: x86_64
-            build: "pp310*"
-            macosx_deployment_target: "10.15"
-          - name: "macOS arm64"
-            os: macos-latest
-            cibw_arch: arm64
-            macosx_deployment_target: "11.0"
-          - name: "manylinux2014 and musllinux x86_64"
-            os: ubuntu-latest
-            cibw_arch: x86_64
-          - name: "manylinux_2_28 x86_64"
-            os: ubuntu-latest
-            cibw_arch: x86_64
-            build: "*manylinux*"
-            manylinux: "manylinux_2_28"
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          submodules: true
-
-      - uses: actions/setup-python@v5
-        with:
-          python-version: "3.x"
-
-      - name: Install cibuildwheel
-        run: |
-          python3 -m pip install -r .ci/requirements-cibw.txt
-
-      - name: Build wheels
-        run: |
-          python3 -m cibuildwheel --output-dir wheelhouse
-        env:
-          CIBW_ARCHS: ${{ matrix.cibw_arch }}
-          CIBW_BUILD: ${{ matrix.build }}
-          CIBW_FREE_THREADED_SUPPORT: True
-          CIBW_MANYLINUX_PYPY_X86_64_IMAGE: ${{ matrix.manylinux }}
-          CIBW_MANYLINUX_X86_64_IMAGE: ${{ matrix.manylinux }}
-          CIBW_PRERELEASE_PYTHONS: True
-          MACOSX_DEPLOYMENT_TARGET: ${{ matrix.macosx_deployment_target }}
-
-      - uses: actions/upload-artifact@v4
-        with:
-          name: dist-${{ matrix.os }}${{ matrix.macosx_deployment_target && format('-{0}', matrix.macosx_deployment_target) }}-${{ matrix.cibw_arch }}${{ matrix.manylinux && format('-{0}', matrix.manylinux) }}
-          path: ./wheelhouse/*.whl
-
-  windows:
-    if: github.event_name != 'schedule' || github.repository_owner == 'python-pillow'
-    name: Windows ${{ matrix.cibw_arch }}
-    runs-on: windows-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        include:
-          - cibw_arch: x86
-          - cibw_arch: AMD64
-          - cibw_arch: ARM64
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Checkout extra test images
-        uses: actions/checkout@v4
-        with:
-          repository: python-pillow/test-images
-          path: Tests\test-images
-
-      - uses: actions/setup-python@v5
-        with:
-          python-version: "3.x"
-
-      - name: Install cibuildwheel
-        run: |
-          python.exe -m pip install -r .ci/requirements-cibw.txt
-
-      - name: Prepare for build
-        run: |
-          choco install nasm --no-progress
-          echo "C:\Program Files\NASM" >> $env:GITHUB_PATH
-
-          # Install extra test images
-          xcopy /S /Y Tests\test-images\* Tests\images
-
-          & python.exe winbuild\build_prepare.py -v --no-imagequant --architecture=${{ matrix.cibw_arch }}
-        shell: pwsh
-
-      - name: Build wheels
-        run: |
-          setlocal EnableDelayedExpansion
-          for %%f in (winbuild\build\license\*) do (
-            set x=%%~nf
-            rem Skip FriBiDi license, it is not included in the wheel.
-            set fribidi=!x:~0,7!
-            if NOT !fribidi!==fribidi (
-              rem Skip imagequant license, it is not included in the wheel.
-              set libimagequant=!x:~0,13!
-              if NOT !libimagequant!==libimagequant (
-                echo. >> LICENSE
-                echo ===== %%~nf ===== >> LICENSE
-                echo. >> LICENSE
-                type %%f >> LICENSE
-              )
-            )
-          )
-          call winbuild\\build\\build_env.cmd
-          %pythonLocation%\python.exe -m cibuildwheel . --output-dir wheelhouse
-        env:
-          CIBW_ARCHS: ${{ matrix.cibw_arch }}
-          CIBW_BEFORE_ALL: "{package}\\winbuild\\build\\build_dep_all.cmd"
-          CIBW_CACHE_PATH: "C:\\cibw"
-          CIBW_FREE_THREADED_SUPPORT: True
-          CIBW_PRERELEASE_PYTHONS: True
-          CIBW_TEST_SKIP: "*-win_arm64"
-          CIBW_TEST_COMMAND: 'docker run --rm
-            -v {project}:C:\pillow
-            -v C:\cibw:C:\cibw
-            -v %CD%\..\venv-test:%CD%\..\venv-test
-            -e CI -e GITHUB_ACTIONS
-            mcr.microsoft.com/windows/servercore:ltsc2022
-            powershell C:\pillow\.github\workflows\wheels-test.ps1 %CD%\..\venv-test'
-        shell: cmd
-
-      - name: Upload wheels
-        uses: actions/upload-artifact@v4
-        with:
-          name: dist-windows-${{ matrix.cibw_arch }}
-          path: ./wheelhouse/*.whl
-
-      - name: Upload fribidi.dll
-        uses: actions/upload-artifact@v4
-        with:
-          name: fribidi-windows-${{ matrix.cibw_arch }}
-          path: winbuild\build\bin\fribidi*
-
-  sdist:
-    if: github.event_name != 'schedule'
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v4
-
-    - name: Set up Python
-      uses: actions/setup-python@v5
-      with:
-        python-version: "3.x"
-        cache: pip
-        cache-dependency-path: "Makefile"
-
-    - run: make sdist
-
-    - uses: actions/upload-artifact@v4
-      with:
-        name: dist-sdist
-        path: dist/*.tar.gz
-
-  scientific-python-nightly-wheels-publish:
-    if: github.repository_owner == 'python-pillow' && (github.event_name == 'schedule' || github.event_name == 'workflow_dispatch')
-    needs: [build-2-native-wheels, windows]
-    runs-on: ubuntu-latest
-    name: Upload wheels to scientific-python-nightly-wheels
-    steps:
-      - uses: actions/download-artifact@v4
-        with:
-          pattern: dist-*
-          path: dist
-          merge-multiple: true
-      - name: Upload wheels to scientific-python-nightly-wheels
-        uses: scientific-python/upload-nightly-action@82396a2ed4269ba06c6b2988bb4fd568ef3c3d6b # 0.6.1
-        with:
-          artifacts_path: dist
-          anaconda_nightly_upload_token: ${{ secrets.ANACONDA_ORG_UPLOAD_TOKEN }}
-
-  pypi-publish:
-    if: github.repository_owner == 'python-pillow' && github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
-    needs: [build-1-QEMU-emulated-wheels, build-2-native-wheels, windows, sdist]
-    runs-on: ubuntu-latest
-    name: Upload release to PyPI
-    environment:
-      name: release-pypi
-      url: https://pypi.org/p/Pillow
-    permissions:
-      id-token: write
-    steps:
-      - uses: actions/download-artifact@v4
-        with:
-          pattern: dist-*
-          path: dist
-          merge-multiple: true
-      - name: Publish to PyPI
-        uses: pypa/gh-action-pypi-publish@release/v1
-        with:
-          attestations: true
diff --git a/3-pages.tiff b/3-pages.tiff
new file mode 100644
index 00000000000..fe599ba4a11
Binary files /dev/null and b/3-pages.tiff differ
diff --git a/demo.py b/demo.py
new file mode 100644
index 00000000000..a604a3c1dd7
--- /dev/null
+++ b/demo.py
@@ -0,0 +1,17 @@
+import tempfile
+import threading
+from PIL import Image
+
+def test():
+    with Image.open("3-pages.tiff") as im, tempfile.NamedTemporaryFile('wb') as f:
+        im.save(f, format="TIFF", compression="tiff_lzw")
+
+threads = []
+
+for i in range(32):
+    t = threading.Thread(target=test, daemon=True)
+    t.start()
+    threads.append(t)
+
+for t in threads:
+    t.join()