diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index 8dd51baed53..0a044f16041 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -9750,4 +9750,10 @@
       fingerprint = "8597 4506 EC69 5392 0443  0805 9D98 CDAC FF04 FD78";
     }];
   };
+  hloeffler = {
+    name = "Hauke Löffler";
+    email = "nix@hauke-loeffler.de";
+    github = "hloeffler";
+    githubId = 6627191;
+  };
 }
diff --git a/pkgs/tools/text/rgxg/default.nix b/pkgs/tools/text/rgxg/default.nix
new file mode 100644
index 00000000000..bd291be7015
--- /dev/null
+++ b/pkgs/tools/text/rgxg/default.nix
@@ -0,0 +1,18 @@
+{ stdenv, fetchzip }:
+
+stdenv.mkDerivation rec {
+  pname = "rgxg";
+  version = "0.1.2";
+
+  src = fetchzip {
+    url = "https://github.com/rgxg/rgxg/releases/download/v${version}/${pname}-${version}.tar.gz";
+    sha256 = "050jxc3qhfrm9fdbzd67hlsqlp4qk1fa20q1g2v919sh7s6v77si";
+  };
+
+  meta = with stdenv.lib; {
+    description = "A C library and a command-line tool to generate (extended) regular expressions";
+    license = licenses.zlib;
+    maintainers = with maintainers; [ hloeffler ];
+    homepage = "https://rgxg.github.io/";
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 16965594e92..22817b63f1f 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -9590,6 +9590,8 @@ in
 
   rgbds = callPackage ../development/compilers/rgbds { };
 
+  rgxg = callPackage ../tools/text/rgxg { };
+
   rocclr = callPackage ../development/libraries/rocclr {
     inherit (llvmPackages_rocm) clang;
   };