diff --git a/pkgs/tools/misc/tmux-mem-cpu-load/default.nix b/pkgs/tools/misc/tmux-mem-cpu-load/default.nix
new file mode 100644
index 000000000000..2f9f436a1499
--- /dev/null
+++ b/pkgs/tools/misc/tmux-mem-cpu-load/default.nix
@@ -0,0 +1,23 @@
+{ stdenv, lib, fetchFromGitHub, cmake }:
+
+stdenv.mkDerivation rec {
+  pname = "tmux-mem-cpu-load";
+  version = "3.4.0";
+
+  src = fetchFromGitHub {
+    owner = "thewtex";
+    repo = "tmux-mem-cpu-load";
+    rev = "v${version}";
+    sha256 = "1ybj513l4953jhayrzb47dlh4yv9bkvs0q1lfvky17v9fdkxgn2j";
+  };
+
+  nativeBuildInputs = [ cmake ];
+
+  meta = with lib; {
+    description = "CPU, RAM, and load monitor for use with tmux";
+    homepage = https://github.com/thewtex/tmux-mem-cpu-load;
+    license = licenses.asl20;
+    maintainers = with maintainers; [ thomasjm ];
+    platforms = platforms.all;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 48dddbfb3319..1434d3bfad5f 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -8339,6 +8339,8 @@ in
 
   tmuxinator = callPackage ../tools/misc/tmuxinator { };
 
+  tmux-mem-cpu-load = callPackage ../tools/misc/tmux-mem-cpu-load { };
+
   tmux-xpanes = callPackage ../tools/misc/tmux-xpanes { };
 
   tmuxPlugins = recurseIntoAttrs (callPackage ../misc/tmux-plugins { });