diff --git a/pkgs/development/tools/toml2json/default.nix b/pkgs/development/tools/toml2json/default.nix
new file mode 100644
index 00000000000..0287b75b362
--- /dev/null
+++ b/pkgs/development/tools/toml2json/default.nix
@@ -0,0 +1,20 @@
+{ lib, rustPlatform, fetchCrate }:
+
+rustPlatform.buildRustPackage rec {
+  pname = "toml2json";
+  version = "1.3.0";
+
+  src = fetchCrate {
+    inherit pname version;
+    sha256 = "sha256-TxTxKHf5g+mBXDq147T5tuwCqyfyoz6Mj55g1tlgRDY=";
+  };
+
+  cargoHash = "sha256-EYp30TMIpzSCkPIqqdc7sGpfaWs9OLi9ey7DoPE4jzI=";
+
+  meta = with lib; {
+    description = "A very small CLI for converting TOML to JSON";
+    homepage = "https://github.com/woodruffw/toml2json";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ rvarago ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index bafc7477c62..dc128b10112 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -10556,6 +10556,8 @@ with pkgs;
 
   tokio-console = callPackage ../development/tools/tokio-console { };
 
+  toml2json = callPackage ../development/tools/toml2json { };
+
   toml2nix = (callPackage ../tools/toml2nix { }).toml2nix { };
 
   topgrade = callPackage ../tools/misc/topgrade {