diff --git a/pkgs/development/python-modules/markdownify/default.nix b/pkgs/development/python-modules/markdownify/default.nix
new file mode 100644
index 000000000000..7083f9514cdc
--- /dev/null
+++ b/pkgs/development/python-modules/markdownify/default.nix
@@ -0,0 +1,27 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pytestCheckHook
+, beautifulsoup4
+, six
+}:
+
+buildPythonPackage rec {
+  pname = "markdownify";
+  version = "0.11.4";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-crOkiv/M8v7rJd/Tvsq67PU76vTgi+aNzthEcniDKBM=";
+  };
+
+  propagatedBuildInputs = [ beautifulsoup4 six ];
+  checkInputs = [ pytestCheckHook ];
+
+  meta = with lib; {
+    description = "HTML to Markdown converter";
+    homepage = "https://github.com/matthewwithanm/python-markdownify";
+    license = licenses.mit;
+    maintainers = [ maintainers.McSinyx ];
+  };
+}
diff --git a/pkgs/development/python-modules/rsskey/default.nix b/pkgs/development/python-modules/rsskey/default.nix
new file mode 100644
index 000000000000..7f230fa0c87c
--- /dev/null
+++ b/pkgs/development/python-modules/rsskey/default.nix
@@ -0,0 +1,38 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, feedparser
+, httpx
+, loca
+, markdownify
+, trio
+}:
+
+buildPythonPackage rec {
+  pname = "rsskey";
+  version = "0.2.0";
+  format = "flit";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-QedLuwd0ES2LWhZ72Cjh3+ZZ7HbRyNsyLN9lNFbY5dQ=";
+  };
+
+  propagatedBuildInputs = [
+    feedparser
+    httpx
+    loca
+    markdownify
+    trio
+  ];
+
+  doCheck = false; # upstream has no test
+  pythonImportsCheck = [ "rsskey" ];
+
+  meta = with lib; {
+    description = "RSS feed mirror on Misskey";
+    homepage = "https://sr.ht/~cnx/rsskey";
+    license = licenses.agpl3Plus;
+    maintainers = with maintainers; [ McSinyx ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 94212aa73570..50f6b135663e 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -5447,6 +5447,8 @@ in {
 
   markdown-macros = callPackage ../development/python-modules/markdown-macros { };
 
+  markdownify  = callPackage ../development/python-modules/markdownify { };
+
   markdownsuperscript = callPackage ../development/python-modules/markdownsuperscript { };
 
   markerlib = callPackage ../development/python-modules/markerlib { };
@@ -9659,6 +9661,8 @@ in {
 
   rsa = callPackage ../development/python-modules/rsa { };
 
+  rsskey = callPackage ../development/python-modules/rsskey { };
+
   rst2ansi = callPackage ../development/python-modules/rst2ansi { };
 
   rstcheck = callPackage ../development/python-modules/rstcheck { };