diff --git a/pkgs/development/python-modules/poetry-semver/default.nix b/pkgs/development/python-modules/poetry-semver/default.nix
new file mode 100644
index 000000000000..2318a2cf60be
--- /dev/null
+++ b/pkgs/development/python-modules/poetry-semver/default.nix
@@ -0,0 +1,24 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "poetry-semver";
+  version = "0.1.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-2Am2Eqons5vy0PydMbT0gJsOlyZGxfGc+kbHJbdjiBA=";
+  };
+
+  checkInputs = [ pytestCheckHook ];
+
+  meta = with lib; {
+    description = "A semantic versioning library for Python.";
+    homepage = "https://github.com/python-poetry/semver";
+    license = licenses.mit;
+    maintainers = with maintainers; [ cpcloud ];
+  };
+}
diff --git a/pkgs/development/python-modules/poetry2conda/default.nix b/pkgs/development/python-modules/poetry2conda/default.nix
new file mode 100644
index 000000000000..7f5268a23dc4
--- /dev/null
+++ b/pkgs/development/python-modules/poetry2conda/default.nix
@@ -0,0 +1,44 @@
+{ lib
+, buildPythonApplication
+, fetchFromGitHub
+, pytest-mock
+, pytestCheckHook
+, toml
+, poetry
+, poetry-semver
+, pyyaml
+}:
+
+buildPythonApplication rec {
+  pname = "poetry2conda";
+  version = "0.3.0";
+
+  format = "pyproject";
+
+  src = fetchFromGitHub {
+    owner = "dojeda";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-UqNoEGgStvqtxhYwExk7wO4SvATaM2kGaFbB5ViJa7U=";
+  };
+
+  nativeBuildInputs = [ poetry ];
+
+  propagatedBuildInputs = [
+    poetry-semver
+    toml
+  ];
+
+  checkInputs = [
+    pytest-mock
+    pytestCheckHook
+    pyyaml
+  ];
+
+  meta = with lib; {
+    description = "A script to convert a Python project declared on a pyproject.toml to a conda environment";
+    homepage = "https://github.com/dojeda/poetry2conda";
+    license = licenses.mit;
+    maintainers = with maintainers; [ cpcloud ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 84ec2537932a..298fe3cee44f 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -12943,6 +12943,8 @@ with pkgs;
     inherit pkgs lib;
   };
 
+  poetry2conda = python3Packages.callPackage ../development/python-modules/poetry2conda { };
+
   pipenv = callPackage ../development/tools/pipenv {};
 
   pipewire = callPackage ../development/libraries/pipewire {};
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index dcd3f7d2312a..70c1760da3cf 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -5566,6 +5566,10 @@ in {
 
   poetry-core = callPackage ../development/python-modules/poetry-core { };
 
+  poetry-semver = callPackage ../development/python-modules/poetry-semver { };
+
+  poetry2conda = callPackage ../development/python-modules/poetry2conda { };
+
   poezio = callPackage ../applications/networking/instant-messengers/poezio { };
 
   polib = callPackage ../development/python-modules/polib { };