1 files changed, 22 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/olm/default.nix b/nixpkgs/pkgs/development/libraries/olm/default.nix
new file mode 100644
index 000000000000..4fbc34bcce63
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/olm/default.nix
@@ -0,0 +1,22 @@
+{ lib, stdenv, fetchurl, cmake }:
+
+stdenv.mkDerivation rec {
+  pname = "olm";
+  version = "3.2.1";
+
+  src = fetchurl {
+    url = "https://matrix.org/git/olm/-/archive/${version}/${pname}-${version}.tar.gz";
+    sha256 = "0iacbi9iibhzifh1bk6bi5xin557lvqmbf4ccsb8drj50dbxjiyr";
+  };
+
+  nativeBuildInputs = [ cmake ];
+
+  doCheck = true;
+
+  meta = {
+    description = "Implements double cryptographic ratchet and Megolm ratchet";
+    license = lib.licenses.asl20;
+    homepage = "https://gitlab.matrix.org/matrix-org/olm";
+    platforms = with lib.platforms; darwin ++ linux;
+  };
+}