diff --git a/pkgs/by-name/ka/kassert/package.nix b/pkgs/by-name/ka/kassert/package.nix
new file mode 100644
index 000000000000..dd796b047373
--- /dev/null
+++ b/pkgs/by-name/ka/kassert/package.nix
@@ -0,0 +1,42 @@
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  cmake,
+  gtest,
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "kassert";
+  version = "0.2.2";
+
+  src = fetchFromGitHub {
+    owner = "kamping-site";
+    repo = "kassert";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-5UndFUhKtHPFPLfYP0EI/r+eoAptcQBheznALfxh27s=";
+  };
+
+  nativeBuildInputs = [ cmake ];
+
+  cmakeFlags = [
+    # doc generation require git clone doxygen-awesome-css
+    (lib.cmakeBool "KASSERT_BUILD_DOCS" false)
+    (lib.cmakeBool "KASSERT_BUILD_TESTS" finalAttrs.finalPackage.doCheck)
+    (lib.cmakeBool "KASSERT_USE_BUNDLED_GTEST" false)
+  ];
+
+  doCheck = true;
+
+  nativeCheckInputs = [ gtest ];
+
+  meta = {
+    description = "Karlsruhe assertion library for C++";
+    homepage = "https://kamping-site.github.io/kassert/";
+    downloadPage = "https://github.com/kamping-site/kassert";
+    changelog = "https://github.com/kamping-site/kasser/releases/tag/v${finalAttrs.version}";
+    license = with lib.licenses; [ mit ];
+    platforms = lib.platforms.unix;
+    maintainers = with lib.maintainers; [ qbisi ];
+  };
+})