diff --git a/pkgs/development/python-modules/rgbxy/default.nix b/pkgs/development/python-modules/rgbxy/default.nix
new file mode 100644
index 000000000000..df9b072c3ae7
--- /dev/null
+++ b/pkgs/development/python-modules/rgbxy/default.nix
@@ -0,0 +1,37 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  setuptools,
+}:
+
+buildPythonPackage (finalAttrs: {
+  pname = "rgbxy";
+  # version 0.5 suffix is based upon pypi version not tagged on GitHub, see:
+  # - https://pypi.org/project/rgbxy/
+  # - https://github.com/benknight/hue-python-rgb-converter/tags
+  version = "0.5-unstable-2025-12-16";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "benknight";
+    repo = "hue-python-rgb-converter";
+    rev = "22a09c3c7d395b6e7b91b5f82944ccf1a7e9e47a";
+    hash = "sha256-J14vg/kDF1TuLt6kTNHN/5qxqDHbxkdGkqEAn3V57nU=";
+  };
+
+  build-system = [
+    setuptools
+  ];
+
+  pythonImportsCheck = [
+    "rgbxy"
+  ];
+
+  meta = {
+    description = "RGB conversion tool written in Python for Philips Hue";
+    homepage = "https://github.com/benknight/hue-python-rgb-converter";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ doronbehar ];
+  };
+})
diff --git a/pkgs/development/python-modules/rich-tables/default.nix b/pkgs/development/python-modules/rich-tables/default.nix
index 2c7d29b51316..7fd8038aa9d8 100644
--- a/pkgs/development/python-modules/rich-tables/default.nix
+++ b/pkgs/development/python-modules/rich-tables/default.nix
@@ -1,29 +1,39 @@
 {
   lib,
   buildPythonPackage,
-  fetchPypi,
+  fetchFromGitHub,
+
+  # build-system
   poetry-core,
+
+  # dependencies
   coloraide,
+  decorator,
   humanize,
   multimethod,
   platformdirs,
   rich,
   sqlparse,
   typing-extensions,
-  rgbxy ? null,
+
+  # tests
+  pytestCheckHook,
+  pytest-cov-stub,
+  freezegun,
+
+  # passthru
+  rgbxy,
 }:
-let
-  version = "0.8.0";
-in
-buildPythonPackage {
+buildPythonPackage (finalAttrs: {
   pname = "rich-tables";
-  inherit version;
+  version = "0.9.0";
   pyproject = true;
 
-  src = fetchPypi {
-    pname = "rich_tables";
-    inherit version;
-    hash = "sha256-MN8QH6kLyogbcQ0VE9U034cwSFnaFDB2/Rnvy1DYyl4=";
+  src = fetchFromGitHub {
+    owner = "snejus";
+    repo = "rich-tables";
+    tag = finalAttrs.version;
+    hash = "sha256-6sXWrFP8TDBcFaGCymsZfHL8bfsRbj63VZCeY1H6h/Y=";
   };
 
   build-system = [
@@ -32,6 +42,7 @@ buildPythonPackage {
 
   dependencies = [
     coloraide
+    decorator
     humanize
     multimethod
     platformdirs
@@ -40,6 +51,13 @@ buildPythonPackage {
     typing-extensions
   ];
 
+  nativeBuildInputs = [
+    pytestCheckHook
+    pytest-cov-stub
+    freezegun
+  ]
+  ++ finalAttrs.finalPackage.passthru.optional-dependencies.hue;
+
   optional-dependencies = {
     hue = [
       rgbxy
@@ -63,4 +81,4 @@ buildPythonPackage {
     ];
     mainProgram = "table";
   };
-}
+})
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 9c61ca27f5e5..8e0046d0b7a7 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -16925,6 +16925,8 @@ self: super: with self; {
 
   rflink = callPackage ../development/python-modules/rflink { };
 
+  rgbxy = callPackage ../development/python-modules/rgbxy { };
+
   rgpio = toPythonModule (
     pkgs.lgpio.override {
       inherit buildPythonPackage;