diff --git a/pkgs/by-name/m2/m2-mesoplanet/package.nix b/pkgs/by-name/m2/m2-mesoplanet/package.nix
new file mode 100644
index 000000000000..d4f7419f91f4
--- /dev/null
+++ b/pkgs/by-name/m2/m2-mesoplanet/package.nix
@@ -0,0 +1,48 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+, m2libc
+, mescc-tools
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "m2-mesoplanet";
+  version = "1.11.0";
+
+  src = fetchFromGitHub {
+    owner = "oriansj";
+    repo = "M2-Mesoplanet";
+    rev = "Release_${finalAttrs.version}";
+    hash = "sha256-hE7xvX84q3tk0XakveYDJhrhfBnpoItQs456NCzFfws=";
+  };
+
+  # Don't use vendored M2libc
+  postPatch = ''
+    rmdir M2libc
+    ln -s ${m2libc}/include/M2libc M2libc
+  '';
+
+  # Upstream overrides the optimisation to be -O0, which is incompatible with fortify. Let's disable it.
+  hardeningDisable = [ "fortify" ];
+
+  doCheck = true;
+  checkTarget = "test";
+  nativeCheckInputs = [ mescc-tools ];
+
+  installPhase = ''
+    runHook preInstall
+
+    install -D bin/M2-Mesoplanet $out/bin/M2-Mesoplanet
+
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    description = "Macro Expander Saving Our m2-PLANET";
+    homepage = "https://github.com/oriansj/M2-Mesoplanet";
+    license = licenses.gpl3Only;
+    maintainers = teams.minimal-bootstrap.members;
+    inherit (m2libc.meta) platforms;
+    mainProgram = "M2-Mesoplanet";
+  };
+})