diff --git a/pkgs/by-name/ha/hat-trie/package.nix b/pkgs/by-name/ha/hat-trie/package.nix
new file mode 100644
index 000000000000..f2ae604bd2b4
--- /dev/null
+++ b/pkgs/by-name/ha/hat-trie/package.nix
@@ -0,0 +1,39 @@
+{
+  lib,
+  stdenvNoCC,
+  fetchFromGitHub,
+  nix-update-script,
+}:
+
+stdenvNoCC.mkDerivation (finalAttrs: {
+  pname = "hat-trie";
+  version = "0.7.1";
+
+  src = fetchFromGitHub {
+    owner = "Tessil";
+    repo = "hat-trie";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-5L3qSlwYc2G60GPFrEz06eAWdUcdBQTVBLLOf1sLP0c=";
+  };
+
+  __structuredAttrs = true;
+  strictDeps = true;
+  dontBuild = true;
+
+  installPhase = ''
+    runHook preInstall
+    mkdir -p $out/include
+    cp -r include/tsl $out/include/
+    runHook postInstall
+  '';
+
+  passthru.updateScript = nix-update-script { };
+
+  meta = {
+    description = "C++ implementation of a fast and memory efficient HAT-trie";
+    homepage = "https://github.com/Tessil/hat-trie";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ xyenon ];
+    platforms = lib.platforms.all;
+  };
+})