diff --git a/pkgs/development/python-modules/snappy-15-knots/default.nix b/pkgs/development/python-modules/snappy-15-knots/default.nix
new file mode 100644
index 000000000000..ec26a0bc8534
--- /dev/null
+++ b/pkgs/development/python-modules/snappy-15-knots/default.nix
@@ -0,0 +1,34 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  setuptools,
+  snappy-manifolds,
+}:
+
+buildPythonPackage rec {
+  pname = "snappy-15-knots";
+  version = "1.2.1";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "3-manifolds";
+    repo = "snappy_15_knots";
+    tag = "${version}_as_released";
+    hash = "sha256-fhJhHZFf4XuW/0V6LOuV4qoFWke3oFP0KArDpXLWh9g=";
+  };
+
+  build-system = [ setuptools ];
+
+  dependencies = [ snappy-manifolds ];
+
+  pythonImportsCheck = [ "snappy_15_knots" ];
+
+  meta = with lib; {
+    description = "Database of snappy manifolds";
+    homepage = "https://snappy.computop.org";
+    changelog = "https://github.com/3-manifolds/snappy_15_knots/releases/tag/${src.tag}";
+    license = licenses.gpl2Plus;
+    maintainers = with maintainers; [ noiioiu ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 39a380866478..82377018f2ca 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -16309,6 +16309,8 @@ self: super: with self; {
 
   snapcast = callPackage ../development/python-modules/snapcast { };
 
+  snappy-15-knots = callPackage ../development/python-modules/snappy-15-knots { };
+
   snappy-manifolds = callPackage ../development/python-modules/snappy-manifolds { };
 
   snapshottest = callPackage ../development/python-modules/snapshottest { };