diff --git a/pkgs/by-name/lu/luigi/package.nix b/pkgs/by-name/lu/luigi/package.nix
index ff1ba281badb..1ba48b5bb157 100644
--- a/pkgs/by-name/lu/luigi/package.nix
+++ b/pkgs/by-name/lu/luigi/package.nix
@@ -1,51 +1,5 @@
 {
-  lib,
   python3Packages,
-  fetchPypi,
 }:
 
-python3Packages.python.pkgs.buildPythonApplication (finalAttrs: {
-  pname = "luigi";
-  version = "3.8.1";
-  pyproject = true;
-
-  src = fetchPypi {
-    pname = "luigi";
-    inherit (finalAttrs) version;
-    hash = "sha256-L6XrXTR05JXeCb2WT1ApNsCPix624PPKPIppEWw40MM=";
-  };
-
-  build-system = with python3Packages; [
-    hatchling
-    hatch-fancy-pypi-readme
-  ];
-
-  pythonRelaxDeps = [ "tenacity" ];
-
-  dependencies = with python3Packages; [
-    python-dateutil
-    tornado
-    python-daemon
-    tenacity
-    typing-extensions
-  ];
-
-  pythonImportsCheck = [ "luigi" ];
-
-  # Requires tox, hadoop, and google cloud
-  doCheck = false;
-
-  # This enables accessing modules stored in cwd
-  makeWrapperArgs = [ "--prefix PYTHONPATH . :" ];
-
-  meta = {
-    description = "Python package that helps you build complex pipelines of batch jobs";
-    longDescription = ''
-      Luigi handles dependency resolution, workflow management, visualization,
-      handling failures, command line integration, and much more.
-    '';
-    homepage = "https://github.com/spotify/luigi";
-    changelog = "https://github.com/spotify/luigi/releases/tag/${finalAttrs.version}";
-    license = [ lib.licenses.asl20 ];
-  };
-})
+python3Packages.toPythonApplication python3Packages.luigi
diff --git a/pkgs/development/python-modules/kafka-python/default.nix b/pkgs/development/python-modules/kafka-python/default.nix
index 05a90a9f6624..3b71f3a8a428 100644
--- a/pkgs/development/python-modules/kafka-python/default.nix
+++ b/pkgs/development/python-modules/kafka-python/default.nix
@@ -23,17 +23,15 @@
 
 buildPythonPackage (finalAttrs: {
   pname = "kafka-python";
-  version = "2.3.2";
+  version = "3.0.0";
   pyproject = true;
   __structuredAttrs = true;
 
-  disabled = pythonAtLeast "3.14";
-
   src = fetchFromGitHub {
     owner = "dpkp";
     repo = "kafka-python";
     tag = finalAttrs.version;
-    hash = "sha256-FC5ntcRy2iF2sqYVxWg11EcGA5ncpuUuQHOkBG0paog=";
+    hash = "sha256-eQGQWLXCtj9A5Gb7inyKPdVD+1Pxh8yPFdNEBkkk58c=";
   };
 
   build-system = [ setuptools ];
@@ -54,11 +52,11 @@ buildPythonPackage (finalAttrs: {
     "kafka.consumer"
     "kafka.coordinator"
     "kafka.metrics"
+    "kafka.net"
     "kafka.partitioner"
     "kafka.producer"
     "kafka.protocol"
     "kafka.record"
-    "kafka.sasl"
     "kafka.serializer"
     "kafka.vendor"
   ];
diff --git a/pkgs/development/python-modules/luigi/default.nix b/pkgs/development/python-modules/luigi/default.nix
new file mode 100644
index 000000000000..eee8fc8b6f73
--- /dev/null
+++ b/pkgs/development/python-modules/luigi/default.nix
@@ -0,0 +1,58 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchPypi,
+  hatch-fancy-pypi-readme,
+  hatchling,
+  python-daemon,
+  python-dateutil,
+  tenacity,
+  tornado,
+  typing-extensions,
+}:
+
+buildPythonPackage (finalAttrs: {
+  pname = "luigi";
+  version = "3.8.1";
+  pyproject = true;
+
+  src = fetchPypi {
+    pname = "luigi";
+    inherit (finalAttrs) version;
+    hash = "sha256-L6XrXTR05JXeCb2WT1ApNsCPix624PPKPIppEWw40MM=";
+  };
+
+  build-system = [
+    hatchling
+    hatch-fancy-pypi-readme
+  ];
+
+  pythonRelaxDeps = [ "tenacity" ];
+
+  dependencies = [
+    python-dateutil
+    tornado
+    python-daemon
+    tenacity
+    typing-extensions
+  ];
+
+  pythonImportsCheck = [ "luigi" ];
+
+  # Requires tox, hadoop, and google cloud
+  doCheck = false;
+
+  # This enables accessing modules stored in cwd
+  makeWrapperArgs = [ "--prefix PYTHONPATH . :" ];
+
+  meta = {
+    description = "Python package that helps you build complex pipelines of batch jobs";
+    longDescription = ''
+      Luigi handles dependency resolution, workflow management, visualization,
+      handling failures, command line integration, and much more.
+    '';
+    homepage = "https://github.com/spotify/luigi";
+    changelog = "https://github.com/spotify/luigi/releases/tag/${finalAttrs.version}";
+    license = [ lib.licenses.asl20 ];
+  };
+})
diff --git a/pkgs/development/python-modules/pytest-kafka/default.nix b/pkgs/development/python-modules/pytest-kafka/default.nix
deleted file mode 100644
index af77b53c8186..000000000000
--- a/pkgs/development/python-modules/pytest-kafka/default.nix
+++ /dev/null
@@ -1,46 +0,0 @@
-{
-  buildPythonPackage,
-  fetchFromGitLab,
-  lib,
-
-  # build system
-  setuptools,
-
-  # dependencies
-  kafka-python,
-  port-for,
-  pytest,
-}:
-
-buildPythonPackage rec {
-  pname = "pytest-kafka";
-  version = "0.8.1";
-  pyproject = true;
-
-  src = fetchFromGitLab {
-    owner = "karolinepauls";
-    repo = "pytest-kafka";
-    tag = "v${version}";
-    hash = "sha256-OR8SpNswbPOVtAcFuZgrZJR5K6wPb1TS5leybKWr3zY=";
-  };
-
-  build-system = [ setuptools ];
-
-  dependencies = [
-    kafka-python
-    port-for
-    pytest
-  ];
-
-  pythonImportsCheck = [ "pytest_kafka" ];
-
-  # Tests depends on a kafka server running
-  doCheck = false;
-
-  meta = {
-    description = "Pytest fixture factories for Zookeeper, Kafka server and Kafka consumer";
-    homepage = "https://gitlab.com/karolinepauls/pytest-kafka";
-    license = lib.licenses.mit;
-    maintainers = [ ];
-  };
-}
diff --git a/pkgs/development/python-modules/swh-export/default.nix b/pkgs/development/python-modules/swh-export/default.nix
index 0b6890e4447f..398394752106 100644
--- a/pkgs/development/python-modules/swh-export/default.nix
+++ b/pkgs/development/python-modules/swh-export/default.nix
@@ -18,7 +18,6 @@
   swh-storage,
   pytestCheckHook,
   pytest-click,
-  pytest-kafka,
   pytest-mock,
   tzdata,
   pkgs,
@@ -67,7 +66,6 @@ buildPythonPackage (finalAttrs: {
   nativeCheckInputs = [
     pytestCheckHook
     pytest-click
-    pytest-kafka
     pytest-mock
     pkgs.zstd
     pkgs.pv
diff --git a/pkgs/top-level/python-aliases.nix b/pkgs/top-level/python-aliases.nix
index bfb8f85412b0..39c48cbcf876 100644
--- a/pkgs/top-level/python-aliases.nix
+++ b/pkgs/top-level/python-aliases.nix
@@ -487,6 +487,7 @@ mapAliases {
   pysuez = throw "'pysuez' has been renamed to/replaced by 'pysuezv2'"; # Converted to throw 2025-10-29
   pytado = throw "'pytado' has been renamed to/replaced by 'python-tado'"; # Converted to throw 2025-10-29
   pytedee-async = aiotedee; # added 2025-07-06
+  pytest-kafka = throw "'pytest-kafka' was removed because it is no longer used"; # added 2026-06-17
   pytest-pep8 = throw "'pytest-pep8' has been renamed to/replaced by 'pytestpep8'"; # Converted to throw 2025-10-29
   pytest-subtests = throw "'pytest-subtests' has been integrated into pytest 9."; # Added 2026-01-21
   pytest_6 = throw "'pytest_6' has been renamed to/replaced by 'pytest'"; # Converted to throw 2025-10-29
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 723d60529351..b46df1489f11 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -9530,6 +9530,8 @@ self: super: with self; {
 
   luhn = callPackage ../development/python-modules/luhn { };
 
+  luigi = callPackage ../development/python-modules/luigi { };
+
   luma-core = callPackage ../development/python-modules/luma-core { };
 
   luna-soc = callPackage ../development/python-modules/luna-soc { };
@@ -15677,8 +15679,6 @@ self: super: with self; {
 
   pytest-jupyter = callPackage ../development/python-modules/pytest-jupyter { };
 
-  pytest-kafka = callPackage ../development/python-modules/pytest-kafka { };
-
   pytest-lazy-fixture = callPackage ../development/python-modules/pytest-lazy-fixture { };
 
   pytest-lazy-fixtures = callPackage ../development/python-modules/pytest-lazy-fixtures { };