diff --git a/pkgs/development/ocaml-modules/grenier/default.nix b/pkgs/development/ocaml-modules/grenier/default.nix
new file mode 100644
index 000000000000..88f50619d7c6
--- /dev/null
+++ b/pkgs/development/ocaml-modules/grenier/default.nix
@@ -0,0 +1,22 @@
+{
+  lib,
+  fetchurl,
+  buildDunePackage,
+}:
+
+buildDunePackage (finalAttrs: {
+  pname = "grenier";
+  version = "0.16";
+  src = fetchurl {
+    url = "https://github.com/let-def/grenier/releases/download/v${finalAttrs.version}/grenier-${finalAttrs.version}.tbz";
+    hash = "sha256-j9Iqv59FicIGAIZU+p7rsc9KWHN+uzQTjGcJUg82t18=";
+  };
+
+  doCheck = true;
+
+  meta = {
+    description = "A collection of various algorithms in OCaml";
+    license = lib.licenses.isc;
+    homepage = "https://github.com/let-def/grenier";
+  };
+})
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index 03cd672321f2..875be280bdef 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -796,6 +796,8 @@ let
 
         graphql_ppx = callPackage ../development/ocaml-modules/graphql_ppx { };
 
+        grenier = callPackage ../development/ocaml-modules/grenier { };
+
         gsl = callPackage ../development/ocaml-modules/gsl {
           inherit (pkgs) gsl;
         };