diff --git a/pkgs/development/tools/rust/cargo-hakari/default.nix b/pkgs/development/tools/rust/cargo-hakari/default.nix
new file mode 100644
index 000000000000..492bebaa83d6
--- /dev/null
+++ b/pkgs/development/tools/rust/cargo-hakari/default.nix
@@ -0,0 +1,25 @@
+{ lib, fetchCrate, rustPlatform }:
+
+rustPlatform.buildRustPackage rec {
+  pname = "cargo-hakari";
+  version = "0.9.14";
+
+  src = fetchCrate {
+    inherit pname version;
+    sha256 = "sha256-C4UBvxGZDpGfYokTzHQNkUkZqBNuKbE4pzOJ04sTDoY=";
+  };
+
+  cargoHash = "sha256-eQrRBmlP206MKDlXxcJ64jD6/6mv3V/sv9TsybIx+8Q=";
+
+  meta = with lib; {
+    description = "Manage workspace-hack packages to speed up builds in large workspaces.";
+    longDescription = ''
+      cargo hakari is a command-line application to manage workspace-hack crates.
+      Use it to speed up local cargo build and cargo check commands by 15-95%,
+      and cumulatively by 20-25% or more.
+    '';
+    homepage = "https://crates.io/crates/cargo-hakari";
+    license = with licenses; [ mit asl20 ];
+    maintainers = with maintainers; [ macalinao ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 207c7206c0a6..85038693ab38 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -14418,6 +14418,7 @@ with pkgs;
     inherit (darwin.apple_sdk.frameworks) AppKit;
   };
   cargo-expand = callPackage ../development/tools/rust/cargo-expand { };
+  cargo-hakari = callPackage ../development/tools/rust/cargo-hakari { };
   cargo-feature = callPackage ../development/tools/rust/cargo-feature { };
   cargo-flash = callPackage ../development/tools/rust/cargo-flash {
     inherit (darwin.apple_sdk.frameworks) AppKit;