diff --git a/pkgs/development/interpreters/rlci/default.nix b/pkgs/development/interpreters/rlci/default.nix
new file mode 100644
index 000000000000..ce8e0a9ee8f2
--- /dev/null
+++ b/pkgs/development/interpreters/rlci/default.nix
@@ -0,0 +1,26 @@
+{ lib
+, rustPlatform
+, fetchFromGitHub
+}:
+
+rustPlatform.buildRustPackage rec {
+  pname = "rlci";
+  version = "1.1.2";
+
+  src = fetchFromGitHub {
+    owner = "orsinium-labs";
+    repo = "rlci";
+    rev = version;
+    hash = "sha256-+Hd1Ymm2LKnHUKoUlfN6D6pwebxgwJQHgqwMHXXtP6Y=";
+  };
+
+  cargoHash = "sha256-7Q6WSEiVLzRsyHNECbPhWN9prrN0A/nSJDtZWi09zzg=";
+
+  meta = with lib; {
+    description = "A lambda calculus interpreter";
+    homepage = "https://github.com/orsinium-labs/rlci";
+    changelog = "https://github.com/orsinium-labs/rlci/releases/tag/${src.rev}";
+    license = licenses.mit;
+    maintainers = with maintainers; [ figsoda ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 00ca479ea4a9..8c18770465eb 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -11981,6 +11981,8 @@ with pkgs;
 
   richgo = callPackage ../development/tools/richgo {  };
 
+  rlci = callPackage ../development/interpreters/rlci { };
+
   rs = callPackage ../tools/text/rs { };
 
   rst2html5 = callPackage ../tools/text/rst2html5 { };