diff --git a/pkgs/by-name/pr/pretalx/package.nix b/pkgs/by-name/pr/pretalx/package.nix
new file mode 100644
index 000000000000..a4bf9fc9b5ef
--- /dev/null
+++ b/pkgs/by-name/pr/pretalx/package.nix
@@ -0,0 +1,201 @@
+{ lib
+, buildNpmPackage
+, gettext
+, python3
+, fetchFromGitHub
+, nixosTests
+}:
+
+let
+  python = python3.override {
+    packageOverrides = final: prev: {
+      django-bootstrap4 = prev.django-bootstrap4.overridePythonAttrs (oldAttrs: rec {
+        version = "3.0.0";
+        src = oldAttrs.src.override {
+          rev = "v${version}";
+          hash = "sha256-a8BopUwZjmvxOzBVqs4fTo0SY8sEEloGUw90daYWfz8=";
+        };
+
+        propagatedBuildInputs = with final; [
+          beautifulsoup4
+          django
+        ];
+
+        # fails with some assertions
+        doCheck = false;
+      });
+    };
+  };
+
+  version = "2023.1.3";
+
+  src = fetchFromGitHub {
+    owner = "pretalx";
+    repo = "pretalx";
+    rev = "v${version}";
+    hash = "sha256-YxmkjfftNrInIcSkK21wJXiEU6hbdDa1Od8p+HiLprs=";
+  };
+
+  meta = with lib; {
+    description = "Conference planning tool: CfP, scheduling, speaker management";
+    homepage = "https://github.com/pretalx/pretalx";
+    license = licenses.asl20;
+    maintainers = teams.c3d2.members;
+    platforms = platforms.linux;
+  };
+
+  frontend = buildNpmPackage {
+    pname = "pretalx-frontend";
+    inherit version src;
+
+    sourceRoot = "${src.name}/src/pretalx/frontend/schedule-editor";
+
+    npmDepsHash = "sha256-4cnBHZ8WpHgp/bbsYYbdtrhuD6ffUAZq9ZjoLpWGfRg=";
+
+    npmBuildScript = "build";
+
+    inherit meta;
+  };
+in
+python.pkgs.buildPythonApplication rec {
+  pname = "pretalx";
+  inherit version src;
+  pyproject = true;
+
+  outputs = [
+    "out"
+    "static"
+  ];
+
+  postPatch = ''
+    substituteInPlace src/pretalx/common/management/commands/rebuild.py \
+      --replace 'subprocess.check_call(["npm", "run", "build"], cwd=frontend_dir, env=env)' ""
+
+    substituteInPlace src/setup.cfg \
+      --replace "--cov=./" ""
+  '';
+
+  nativeBuildInputs = [
+    gettext
+    python.pkgs.pythonRelaxDepsHook
+  ];
+
+  pythonRelaxDeps = [
+    "bleach"
+    "cssutils"
+    "django-filter"
+    "django-formtools"
+    "libsass"
+    "markdown"
+    "pillow"
+  ];
+
+  propagatedBuildInputs = with python.pkgs; [
+    beautifulsoup4
+    bleach
+    celery
+    css-inline
+    csscompressor
+    cssutils
+    defusedcsv
+    django
+    django-bootstrap4
+    django-compressor
+    django-context-decorator
+    django-countries
+    django-csp
+    django-filter
+    django-formset-js-improved
+    django-formtools
+    django-hierarkey
+    django-i18nfield
+    django-libsass
+    django-scopes
+    djangorestframework
+    libsass
+    markdown
+    pillow
+    publicsuffixlist
+    python-dateutil
+    qrcode
+    reportlab
+    requests
+    rules
+    urlman
+    vobject
+    whitenoise
+    zxcvbn
+  ] ++ beautifulsoup4.optional-dependencies.lxml;
+
+  passthru.optional-dependencies = {
+    mysql = with python.pkgs; [
+      mysqlclient
+    ];
+    postgres = with python.pkgs; [
+      psycopg2
+    ];
+    redis = with python.pkgs; [
+      redis
+    ];
+  };
+
+  postBuild = ''
+    rm -r ./src/pretalx/frontend/schedule-editor
+    ln -s ${frontend}/lib/node_modules/@pretalx/schedule-editor ./src/pretalx/frontend/schedule-editor
+
+    # Generate all static files, see https://docs.pretalx.org/administrator/commands.html#python-m-pretalx-rebuild
+    PYTHONPATH=$PYTHONPATH:./src python -m pretalx rebuild
+  '';
+
+  postInstall = ''
+    mkdir -p $out/bin
+    cp ./src/manage.py $out/bin/pretalx-manage
+
+    # The processed source files are in the static output, except for fonts, which are duplicated.
+    # See <https://github.com/pretalx/pretalx/issues/1585> for more details.
+    find $out/${python.sitePackages}/pretalx/static \
+      -mindepth 1 \
+      -not -path "$out/${python.sitePackages}/pretalx/static/fonts*" \
+      -delete
+
+    # Copy generated static files into dedicated output
+    mkdir -p $static
+    cp -r ./src/static.dist/** $static/
+
+    # Copy frontend files
+    ln -s ${frontend}/lib/node_modules/@pretalx/schedule-editor/dist/* $static
+  '';
+
+  preCheck = ''
+    export PRETALX_CONFIG_FILE="$src/src/tests/ci_sqlite.cfg"
+    cd src
+  '';
+
+  nativeCheckInputs = with python.pkgs; [
+    faker
+    freezegun
+    pytest-django
+    pytest-mock
+    pytest-xdist
+    pytestCheckHook
+    responses
+  ] ++ lib.flatten (builtins.attrValues passthru.optional-dependencies);
+
+  disabledTests = [
+    # tries to run npm run i18n:extract
+    "test_common_custom_makemessages_does_not_blow_up"
+    # Expected to perform X queries or less but Y were done
+    "test_schedule_export_public"
+    "test_schedule_frab_json_export"
+    "test_schedule_frab_xml_export"
+  ];
+
+  passthru = {
+    inherit python;
+    tests = {
+      inherit (nixosTests) pretalx;
+    };
+  };
+
+  inherit meta;
+}