diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index 77cf94884495..80fc6a0fba85 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -6621,6 +6621,15 @@
     githubId = 15373888;
     name = "Claudius Holeksa";
   };
+  ken-matsui = {
+    email = "nix@kmatsui.me";
+    github = "ken-matsui";
+    githubId = 26405363;
+    name = "Ken Matsui";
+    keys = [{
+      fingerprint = "3611 8CD3 6DE8 3334 B44A  DDE4 1033 60B3 298E E433";
+    }];
+  };
   kennyballou = {
     email = "kb@devnulllabs.io";
     github = "kennyballou";
diff --git a/pkgs/development/tools/cpm/default.nix b/pkgs/development/tools/cpm/default.nix
new file mode 100644
index 000000000000..1f8b93358177
--- /dev/null
+++ b/pkgs/development/tools/cpm/default.nix
@@ -0,0 +1,39 @@
+{ lib
+, stdenvNoCC
+, fetchFromGitHub
+}:
+
+stdenvNoCC.mkDerivation rec {
+  pname = "cpm";
+  version = "0.35.1";
+
+  src = fetchFromGitHub {
+    owner = "cpm-cmake";
+    repo = "CPM.cmake";
+    rev = "v${version}";
+    hash = "sha256-Oon/5iwkUUASsUDvde69iEwLe8/CAzwYKYsyzH5K+V0=";
+  };
+
+  dontConfigure = true;
+
+  dontBuild = true;
+
+  installPhase = ''
+    mkdir -p ${placeholder "out"}/share/cpm/
+    cp ./cmake/CPM.cmake ${placeholder "out"}/share/cpm/
+  '';
+
+  meta = with lib; {
+    homepage = "https://github.com/cpm-cmake/CPM.cmake";
+    description = "CMake's missing package manager";
+    longDescription = ''
+      CPM.cmake is a cross-platform CMake script that adds dependency
+      management capabilities to CMake. It's built as a thin wrapper around
+      CMake's FetchContent module that adds version control, caching, a
+      simple API and more.
+    '';
+    license = licenses.mit;
+    maintainers = with maintainers; [ ken-matsui ];
+    platforms = platforms.all;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index b7cd3e14dc29..faae89478c5c 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -382,6 +382,8 @@ with pkgs;
 
   cp437 = callPackage ../tools/misc/cp437 { };
 
+  cpm = callPackage ../development/tools/cpm { };
+
   cpu-x = callPackage ../applications/misc/cpu-x { };
 
   crackle = callPackage ../tools/networking/crackle { };