diff --git a/.github/workflows/autoconf-check-different-distro.yml b/.github/workflows/autoconf-check-different-distro.yml
deleted file mode 100644
index 76597171e4..0000000000
--- a/.github/workflows/autoconf-check-different-distro.yml
+++ /dev/null
@@ -1,23 +0,0 @@
-name: Check autoconf (Other distros)
-on:
-  merge_group:
-  pull_request:
-    branches:
-      - main
-      - '[0-9]+.[0-9]+'
-
-jobs:
-  redhat-family:
-    strategy:
-      matrix:
-        version: [latest]
-        os: [fedora]
-    runs-on: ubuntu-latest
-    container:
-      image: ${{ matrix.os }}:${{ matrix.version }}
-    steps:
-      - name: Install git so we get the .github directory
-        run: dnf install -y git
-      - uses: actions/checkout@v4
-      - name: Setup image and run bats tests
-        run: .github/jobs/configure-checks/setup_configure_image.sh
diff --git a/.github/workflows/autoconf-check.yml b/.github/workflows/autoconf-check.yml
deleted file mode 100644
index dee59a67c6..0000000000
--- a/.github/workflows/autoconf-check.yml
+++ /dev/null
@@ -1,35 +0,0 @@
-name: Check autoconf
-on:
-  merge_group:
-  pull_request:
-    branches:
-      - main
-      - '[0-9]+.[0-9]+'
-
-jobs:
-  debian-family:
-    strategy:
-      matrix:
-        version: [jammy, focal, rolling]
-        os: [ubuntu]
-        releaseBranch:
-          - ${{ contains(github.ref, 'gh-readonly-queue') }}
-        exclude:
-          - releaseBranch: false
-        include:
-          - os: debian
-            version: stable
-          - os: debian
-            version: testing
-    runs-on: ubuntu-latest
-    env:
-      DEBIAN_FRONTEND: noninteractive
-      TZ: Etc/UTC
-    container:
-      image: ${{ matrix.os }}:${{ matrix.version }}
-    steps:
-      - name: Install git so we get the .github directory
-        run: apt-get update; apt-get install -y git
-      - uses: actions/checkout@v4
-      - name: Setup image and run bats tests
-        run: .github/jobs/configure-checks/setup_configure_image.sh
diff --git a/.github/workflows/chroot-checks.yml b/.github/workflows/chroot-checks.yml
deleted file mode 100644
index f3ebd6609c..0000000000
--- a/.github/workflows/chroot-checks.yml
+++ /dev/null
@@ -1,30 +0,0 @@
-name: Chroot checks
-on:
-  push:
-  pull_request:
-    branches:
-      - main
-      - '[0-9]+.[0-9]+'
-
-jobs:
-  check-chroot-arch:
-    runs-on: ubuntu-24.04
-    container:
-      image: domjudge/gitlabci:24.04
-      options: --privileged --cgroupns=host --init
-    strategy:
-      matrix:
-        arch: [amd64, default]
-    steps:
-      - name: Checkout current code
-        uses: actions/checkout@v4
-      - name: Install DOMjudge
-        run: |
-          .github/jobs/chroot_checks.sh ${{ matrix.arch }}
-      - name: Upload all logs/artifacts
-        if: ${{ !cancelled() }}
-        uses: actions/upload-artifact@v4
-        with:
-          name: ${{ matrix.arch }}-logs
-          path: |
-            /tmp/artifacts
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
deleted file mode 100644
index 77a7a5852c..0000000000
--- a/.github/workflows/codeql-analysis.yml
+++ /dev/null
@@ -1,78 +0,0 @@
-name: "CodeQL"
-
-on:
-  merge_group:
-  pull_request:
-    branches:
-      - main
-      - '[0-9]+.[0-9]+'
-
-jobs:
-  analyze:
-    container:
-      image: domjudge/gitlabci:24.04
-      options: --user domjudge
-    name: Analyze
-    runs-on: ubuntu-latest
-    env:
-      COMPILED: "cpp"
-      USER: "domjudge"
-    permissions:
-      actions: read
-      contents: read
-      security-events: write
-
-    strategy:
-      fail-fast: false
-      matrix:
-        language: [ 'cpp', 'java', 'javascript', 'python' ]
-
-    steps:
-    - name: Checkout repository
-      uses: actions/checkout@v4
-
-    - name: Initialize CodeQL
-      uses: github/codeql-action/init@v3
-      with:
-        languages: ${{ matrix.language }}
-
-    - name: Install composer files
-      if: ${{ contains(env.COMPILED, matrix.language) }}
-      run: |
-        cd webapp
-        composer install --no-scripts
-
-    - name: Configure Makefile
-      if: ${{ contains(env.COMPILED, matrix.language) }}
-      run: |
-        DIR=$(pwd)
-        mkdir ./installdir
-        make configure
-        ./configure --enable-doc-build=no --prefix=$DIR/installdir
-
-    - name: Compile domserver
-      if: ${{ contains(env.COMPILED, matrix.language) }}
-      run: |
-        make domserver
-        make install-domserver
-
-    - name: Compile the build scripts for languages
-      run: |
-        make build-scripts
-
-    - name: Compile judgehost
-      if: ${{ contains(env.COMPILED, matrix.language) }}
-      run: |
-        make judgehost
-        sudo make install-judgehost
-
-    - name: Remove upstream code
-      run: |
-        rm -rf webapp/public/js/monaco doc/manual/_static
-
-    - name: Chown everything to the current runner user
-      if: ${{ contains(env.COMPILED, matrix.language) }}
-      run: sudo chown -R ${USER} ./installdir
-
-    - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v3
diff --git a/.github/workflows/codespell.yml b/.github/workflows/codespell.yml
deleted file mode 100644
index 4e88d00c28..0000000000
--- a/.github/workflows/codespell.yml
+++ /dev/null
@@ -1,24 +0,0 @@
-on:
-  merge_group:
-  pull_request:
-    branches:
-      - main
-      - '[0-9]+.[0-9]+'
-
-name: Spell Check
- 
-jobs:
-  codespell:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - name: Rewrite Changelog to find new mistakes
-        run: awk '1;/Version 7.2.1 - 6 May 2020/{exit}' ChangeLog > latest_Changelog
-      - name: Get dirs to skip
-        id: list_to_csv
-        run: echo "::set-output name=SKIP::$(awk '{print $1}' .github/jobs/data/codespellignorefiles.txt | paste -s -d, -)"
-      - uses: codespell-project/actions-codespell@master
-        with:
-          check_filenames: true
-          ignore_words_file: .github/jobs/data/codespellignorewords.txt
-          skip: ${{ steps.list_to_csv.outputs.SKIP }}
diff --git a/.github/workflows/codestyle.yml b/.github/workflows/codestyle.yml
deleted file mode 100644
index 0dbddf8f72..0000000000
--- a/.github/workflows/codestyle.yml
+++ /dev/null
@@ -1,89 +0,0 @@
-name: Codestandard
-on:
-  merge_group:
-  pull_request:
-    branches:
-      - main
-      - '[0-9]+.[0-9]+'
-
-jobs:
-  syntax-job:
-    runs-on: ubuntu-latest
-    container:
-      image: domjudge/gitlabci:24.04
-    steps:
-      - uses: actions/checkout@v4
-      - name: Run the syntax checks
-        run: .github/jobs/syntax.sh
-
-  detect-dump:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - name: "Search for leftover dump( statements"
-        run: .github/jobs/detect_dump.sh
-
-  php-linter:
-    runs-on: ubuntu-latest
-    container:
-      image: pipelinecomponents/php-linter:latest
-    steps:
-      - uses: actions/checkout@v4
-      - name: Detect PHP linting issues
-        run: >
-          parallel-lint --colors
-          lib/lib.*.php
-          etc
-          judge
-          webapp/src
-          webapp/tests
-          webapp/public
-          webapp/config
-
-  phpcs_compatibility:
-    runs-on: ubuntu-latest
-    container:
-      image: pipelinecomponents/php-codesniffer:latest
-    strategy:
-      matrix:
-        PHPVERSION: ["8.1", "8.2", "8.3", "8.4"]
-    steps:
-      - run: apk add git
-      - uses: actions/checkout@v4
-      - name: Various fixes to this image
-        run: .github/jobs/fix_pipelinecomponents_image.sh
-      - name: Detect compatibility with supported PHP version
-        run: >
-          phpcs -s -p --colors
-          --standard=PHPCompatibility
-          --extensions=php
-          --runtime-set testVersion ${{ matrix.PHPVERSION }}
-          lib/lib.*.php
-          etc
-          judge
-          webapp/src
-          webapp/tests
-          webapp/public
-          webapp/config
-
-  pycodestyle:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - name: Download pycodestyle python file
-        run: >
-          curl -L -o /tmp/pycodestyle.py 'https://github.com/PyCQA/pycodestyle/raw/refs/tags/2.12.1/pycodestyle.py'
-      - name: Check codestyle in python files
-        run: >
-          python3 /tmp/pycodestyle.py \
-            --exclude='./example_problems/,./doc/,./gitlab/,./webapp/vendor/' \
-            --max-line-length 120 \
-            --show-pep8 --show-source \
-            .
-
-  pyright:
-    runs-on: ubuntu-latest
-    steps:
-    - uses: jakebailey/pyright-action@v2
-      with:
-        version: 1.1.311
diff --git a/.github/workflows/database-upgrade.yml b/.github/workflows/database-upgrade.yml
deleted file mode 100644
index dd3fe7a351..0000000000
--- a/.github/workflows/database-upgrade.yml
+++ /dev/null
@@ -1,36 +0,0 @@
-name: Database Upgrade Test
-
-on:
-  merge_group:
-  pull_request:
-    branches:
-      - main
-      - '[0-9]+.[0-9]+'
-
-jobs:
-  upgrade_test:
-    runs-on: ubuntu-latest
-    container:
-      image: domjudge/gitlabci:24.04
-    services:
-      sqlserver:
-        image: mariadb
-        ports:
-          - 3306:3306
-        env:
-          MYSQL_ROOT_PASSWORD: root
-          MYSQL_USER: domjudge
-          MYSQL_PASSWORD: domjudge
-        options: --health-cmd="healthcheck.sh --connect --innodb_initialized" --health-interval=10s --health-timeout=5s --health-retries=3
-    steps:
-      - uses: actions/checkout@v4
-      - name: Import Database
-        run: mysql -hsqlserver -uroot -proot < .github/jobs/data/dj733.sql
-      - name: Upgrade DOMjudge
-        run: .github/jobs/baseinstall.sh default upgrade
-      - name: Setting initial Admin Password
-        run: echo "pass" > /opt/domjudge/domserver/etc/initial_admin_password.secret
-      - name: Check for Errors in the Upgrade
-        run: mysql -hsqlserver -uroot -proot -e "SHOW TABLES FROM domjudge;"
-      - name: Check for Errors in Domjudge Web
-        run: .github/jobs/webstandard.sh none admin
diff --git a/.github/workflows/phpcodesniffer.yml b/.github/workflows/phpcodesniffer.yml
deleted file mode 100644
index 249b86ce63..0000000000
--- a/.github/workflows/phpcodesniffer.yml
+++ /dev/null
@@ -1,29 +0,0 @@
-name: PHP CodeSniffer
-
-# Controls when the action will run. 
-on: 
-  merge_group:
-  pull_request:
-    branches:
-      - main
-      - '[0-9]+.[0-9]+'
-jobs:
-  phpcs:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          fetch-depth: 0 # important!
-      - name: Install PHP_CodeSniffer
-        run: |
-          curl -OL https://squizlabs.github.io/PHP_CodeSniffer/phpcs.phar
-          php phpcs.phar --version
-
-      - uses: domjudge/action-php-codesniffer@master
-        with:
-          files: "**.php" # you may customize glob as needed
-          scope: files
-          phpcs_path: php phpcs.phar
-          standard: .github/jobs/data/phpruleset.xml
-          fail_on_errors: false
-          fail_on_warnings: false
diff --git a/.github/workflows/phpstan.yml b/.github/workflows/phpstan.yml
deleted file mode 100644
index 3d7b4fd952..0000000000
--- a/.github/workflows/phpstan.yml
+++ /dev/null
@@ -1,28 +0,0 @@
-name: Run PHPStan
-on:
-  merge_group:
-  pull_request:
-    branches:
-      - main
-      - '[0-9]+.[0-9]+'
-
-jobs:
-  phpstan:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - name: Setup composer dependencies
-        run: .github/jobs/composer_setup.sh
-      - name: Show the phpstan version
-        run: webapp/vendor/phpstan/phpstan/phpstan --version
-      - uses: php-actions/phpstan@v3.0.2
-        with:
-          configuration: webapp/phpstan.dist.neon
-          path: webapp/src webapp/tests
-          php_extensions: gd intl mysqli pcntl zip
-          autoload_file: webapp/vendor/autoload.php
-          version: composer
-      - uses: actions/upload-artifact@v4
-        if: always()
-        with:
-          path: /tmp/artifacts
diff --git a/.github/workflows/runpipe.yml b/.github/workflows/runpipe.yml
deleted file mode 100644
index b096a28141..0000000000
--- a/.github/workflows/runpipe.yml
+++ /dev/null
@@ -1,39 +0,0 @@
-name: Run runpipe and runguard tests
-on:
-  merge_group:
-  pull_request:
-    branches:
-      - main
-      - '[0-9]+.[0-9]+'
-
-jobs:
-  runpipe:
-    runs-on: ubuntu-24.04
-    timeout-minutes: 20
-    container:
-      image: domjudge/gitlabci:24.04
-      options: --privileged --cgroupns=host --init
-    steps:
-      - uses: actions/checkout@v4
-      - name: info
-        run: cat /proc/cmdline && echo && cat /proc/mounts && echo && ls -al /sys/fs/cgroup && echo && uname -a && echo && stat -fc %T /sys/fs/cgroup && echo && cat /proc/self/cgroup
-      - name: Create the configure file
-        run: make configure
-      - name: Do the default configure
-        run: ./configure --with-baseurl='http://localhost/domjudge/' --with-domjudge-user=domjudge --with-judgehost_chrootdir=${DIR}/chroot/domjudge
-      - name: Prepare judgehost files
-        run: make judgehost
-      - name: Run the actual runpipe tests
-        working-directory: judge/runpipe_test
-        run: make test
-      - name: Add user/group
-        run: sudo addgroup domjudge-run-0 && sudo usermod -g domjudge-run-0 domjudge-run-0
-      - name: Create dir
-        run: mkdir -p /opt/domjudge/judgehost/tmp/
-      - name: Run the actual runguard tests
-        working-directory: judge/runguard_test
-        env:
-          judgehost_tmpdir: /tmp
-          judgehost_judgedir: /tmp
-        run: make test
-
diff --git a/.github/workflows/shiftleft.yml b/.github/workflows/shiftleft.yml
deleted file mode 100644
index 3f89782341..0000000000
--- a/.github/workflows/shiftleft.yml
+++ /dev/null
@@ -1,26 +0,0 @@
-name: SL Scan
-
-on:
-  merge_group:
-
-jobs:
-  Scan-Build:
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v4
-
-    - name: Perform Scan
-      uses: ShiftLeftSecurity/scan-action@master
-      env:
-        WORKSPACE: ""
-        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        SCAN_AUTO_BUILD: true
-        SCAN_ANNOTATE_PR: 0
-      with:
-        output: reports
-        type: python,bash
-
-    - name: Upload report
-      uses: github/codeql-action/upload-sarif@v2
-      with:
-        sarif_file: reports