diff --git a/pkgs/by-name/pr/prox/package.nix b/pkgs/by-name/pr/prox/package.nix
new file mode 100644
index 000000000000..7c49551423f7
--- /dev/null
+++ b/pkgs/by-name/pr/prox/package.nix
@@ -0,0 +1,31 @@
+{ buildGoModule
+, fetchFromGitHub
+, lib
+}:
+
+buildGoModule rec {
+  pname = "prox";
+  # While upstream did release a v1.0.0, v0.5.2 is actually newer: https://github.com/fgrosse/prox/releases/tag/v0.5.2
+  version = "0.5.2";
+
+  src = fetchFromGitHub {
+    owner = "fgrosse";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-mqx8ICne0NnyW0N1Jeu+PJXWDBr12OASLxlePI6v6Bc=";
+  };
+
+  vendorHash = "sha256-4gZfEbyAzAzxtOR6FhP7eUSdln+fANn87+duCq1aq5A=";
+
+  postPatch = ''
+    substituteInPlace cmd/prox/version.go \
+      --replace '0.0.0-unknown' '${version}'
+  '';
+
+  meta = with lib; {
+    homepage = "https://github.com/fgrosse/prox";
+    description = "A process runner for Procfile-based applications ";
+    license = licenses.bsd2;
+    maintainers = with maintainers; [ lucperkins ];
+  };
+}