diff --git a/pkgs/by-name/pr/pretix/package.nix b/pkgs/by-name/pr/pretix/package.nix
index 7c81b57c8346..38c172057e2a 100644
--- a/pkgs/by-name/pr/pretix/package.nix
+++ b/pkgs/by-name/pr/pretix/package.nix
@@ -3,6 +3,7 @@
   buildNpmPackage,
   fetchFromGitHub,
   fetchPypi,
+  libredirect,
   nodejs,
   python312,
   gettext,
@@ -42,13 +43,13 @@ let
   };
 
   pname = "pretix";
-  version = "2025.10.1";
+  version = "2026.1.0";
 
   src = fetchFromGitHub {
     owner = "pretix";
     repo = "pretix";
     tag = "v${version}";
-    hash = "sha256-O9HAslZ8xbmLgJi3y91M6mc1oIvJZ8nRJyFRuNorRHs=";
+    hash = "sha256-XS4Kqgvg3Bu5S3gFJ4fvvezCtQEA26jUa+8pSx2saNw=";
   };
 
   npmDeps = buildNpmPackage {
@@ -247,6 +248,7 @@ python.pkgs.buildPythonApplication rec {
   nativeCheckInputs =
     with python.pkgs;
     [
+      libredirect.hook
       pytestCheckHook
       pytest-xdist
       pytest-mock
@@ -271,6 +273,13 @@ python.pkgs.buildPythonApplication rec {
   preCheck = ''
     export PYTHONPATH=$(pwd)/src:$PYTHONPATH
     export DJANGO_SETTINGS_MODULE=tests.settings
+
+    echo "nameserver 127.0.0.1" > resolv.conf
+    export NIX_REDIRECTS=/etc/resolv.conf=$(realpath resolv.conf)
+  '';
+
+  postCheck = ''
+    unset NIX_REDIRECTS
   '';
 
   passthru = {
diff --git a/pkgs/by-name/pr/pretix/plugins/mollie/package.nix b/pkgs/by-name/pr/pretix/plugins/mollie/package.nix
index 037a94a8fde5..8e19abf81e22 100644
--- a/pkgs/by-name/pr/pretix/plugins/mollie/package.nix
+++ b/pkgs/by-name/pr/pretix/plugins/mollie/package.nix
@@ -8,14 +8,14 @@
 
 buildPythonPackage rec {
   pname = "pretix-mollie";
-  version = "2.5.0";
+  version = "2.5.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "pretix";
     repo = "pretix-mollie";
     tag = "v${version}";
-    hash = "sha256-lQ1y6w7zP0sy67jf5+K6584DP10LAZqo1hLsHF3H2UA=";
+    hash = "sha256-SpSXHPPxwI36iz5b8naD60vTomc52U84LjeeV8OnJXo=";
   };
 
   build-system = [
diff --git a/pkgs/by-name/pr/pretix/plugins/payone/package.nix b/pkgs/by-name/pr/pretix/plugins/payone/package.nix
new file mode 100644
index 000000000000..02f4c23a4fd6
--- /dev/null
+++ b/pkgs/by-name/pr/pretix/plugins/payone/package.nix
@@ -0,0 +1,41 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  pretix-plugin-build,
+  setuptools,
+  pytestCheckHook,
+}:
+
+buildPythonPackage (finalAttrs: {
+  pname = "pretix-payone";
+  version = "1.4.1";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "pretix";
+    repo = "pretix-payone";
+    rev = "v${finalAttrs.version}";
+    hash = "sha256-8DXORej+OJ65l/KGcanavHU4rabK9qTSnRPbdCidkgQ=";
+  };
+
+  build-system = [
+    pretix-plugin-build
+    setuptools
+  ];
+
+  nativeCheckInputs = [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "pretix_payone"
+  ];
+
+  meta = {
+    description = "Pretix payment plugin for PAYONE";
+    homepage = "https://github.com/pretix/pretix-payone";
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ hexa ];
+  };
+})
diff --git a/pkgs/by-name/pr/pretix/plugins/worldlinedirect/package.nix b/pkgs/by-name/pr/pretix/plugins/worldlinedirect/package.nix
new file mode 100644
index 000000000000..d2de73989ff0
--- /dev/null
+++ b/pkgs/by-name/pr/pretix/plugins/worldlinedirect/package.nix
@@ -0,0 +1,42 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  pretix-plugin-build,
+  setuptools,
+  onlinepayments-sdk-python3,
+}:
+
+buildPythonPackage rec {
+  pname = "pretix-worldlinedirect";
+  version = "1.1.0";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "pretix";
+    repo = "pretix-worldlinedirect";
+    rev = "v${version}";
+    hash = "sha256-ofDGbRYTA2GTnVexn0dE6Iftq6+MkigOXWVR4kPUJzY=";
+  };
+
+  build-system = [
+    pretix-plugin-build
+    setuptools
+  ];
+
+  dependencies = [
+    onlinepayments-sdk-python3
+  ];
+
+  pythonImportsCheck = [
+    "pretix_payonegopay"
+    "pretix_worldlinedirect"
+  ];
+
+  meta = {
+    description = "A pretix plugin to accept payments through Worldline Direct";
+    homepage = "https://github.com/pretix/pretix-worldlinedirect";
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ hexa ];
+  };
+}
diff --git a/pkgs/by-name/pr/pretix/plugins/zugferd/package.nix b/pkgs/by-name/pr/pretix/plugins/zugferd/package.nix
index 1ac076d03b3a..3380a91b0690 100644
--- a/pkgs/by-name/pr/pretix/plugins/zugferd/package.nix
+++ b/pkgs/by-name/pr/pretix/plugins/zugferd/package.nix
@@ -11,14 +11,14 @@
 
 buildPythonPackage rec {
   pname = "pretix-zugferd";
-  version = "2.6.1";
+  version = "2.6.2";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "pretix";
     repo = "pretix-zugferd";
     rev = "v${version}";
-    hash = "sha256-nLpzNx/k1pJsYgMBhMkEOKfHmB46/AOzxB59cYkrGUU=";
+    hash = "sha256-C2Z/S3lEKmdi6fch/erjPc9evnKc69tBRTInXRgi24E=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/django-countries/default.nix b/pkgs/development/python-modules/django-countries/default.nix
index 3d83eaf4dfe4..e79d314f2545 100644
--- a/pkgs/development/python-modules/django-countries/default.nix
+++ b/pkgs/development/python-modules/django-countries/default.nix
@@ -4,7 +4,7 @@
   fetchFromGitHub,
 
   # build-system
-  setuptools,
+  uv-build,
 
   # dependencies
   asgiref,
@@ -20,17 +20,17 @@
 
 buildPythonPackage rec {
   pname = "django-countries";
-  version = "7.6.1";
+  version = "8.2.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "SmileyChris";
     repo = "django-countries";
     tag = "v${version}";
-    hash = "sha256-IR9cJbDVkZrcF3Ti70mV8VeXINQDK8OpwUTWVjD4Zn0=";
+    hash = "sha256-MtRlZFrTlY7t0n08X0aYN5HRGZUGLHkcU1gaZCtj07Q=";
   };
 
-  build-system = [ setuptools ];
+  build-system = [ uv-build ];
 
   dependencies = [
     asgiref
@@ -52,7 +52,7 @@ buildPythonPackage rec {
       forms, flag icons static files, and a country field for models.
     '';
     homepage = "https://github.com/SmileyChris/django-countries";
-    changelog = "https://github.com/SmileyChris/django-countries/blob/v${version}/CHANGES.rst";
+    changelog = "https://github.com/SmileyChris/django-countries/blob/v${version}/CHANGES.md";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ hexa ];
   };
diff --git a/pkgs/development/python-modules/onlinepayments-sdk-python3/default.nix b/pkgs/development/python-modules/onlinepayments-sdk-python3/default.nix
new file mode 100644
index 000000000000..b49d51be5f1d
--- /dev/null
+++ b/pkgs/development/python-modules/onlinepayments-sdk-python3/default.nix
@@ -0,0 +1,57 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  setuptools,
+  requests,
+  requests-toolbelt,
+  mockito,
+  pytestCheckHook,
+}:
+
+buildPythonPackage (finalAttrs: {
+  pname = "onlinepayments-sdk-python3";
+  version = "4.23.0";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "wl-online-payments-direct";
+    repo = "sdk-python3";
+    rev = finalAttrs.version;
+    hash = "sha256-IX9kiM5ZtX4uzW+D+Bbt8535CqMtdTtv0mpDo5Swstg=";
+  };
+
+  build-system = [ setuptools ];
+
+  dependencies = [
+    requests
+    requests-toolbelt
+  ];
+
+  nativeCheckInputs = [
+    mockito
+    pytestCheckHook
+  ];
+
+  disabledTestPaths = [
+    # requires api key
+    "tests/integration"
+  ];
+
+  disabledTests = [
+    # missing fixtures
+    "testConnection_request"
+    "testConnection_response"
+  ];
+
+  pythonImportsCheck = [
+    "onlinepayments"
+  ];
+
+  meta = {
+    description = "SDK to communicate with the Online Payments platform using the Online Payments Server API";
+    homepage = "https://github.com/wl-online-payments-direct/sdk-python3";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ hexa ];
+  };
+})
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index e77a8185f943..f7c9df6a801f 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -11249,6 +11249,10 @@ self: super: with self; {
     callPackage ../development/python-modules/online-judge-verify-helper
       { };
 
+  onlinepayments-sdk-python3 =
+    callPackage ../development/python-modules/onlinepayments-sdk-python3
+      { };
+
   onlykey-solo-python = callPackage ../development/python-modules/onlykey-solo-python { };
 
   onnx = callPackage ../development/python-modules/onnx {