Girder Climb is an original game made with Game Printer.
"Load your own ROM" accepts a Donkey Kong ROM file that you own. The page checks and reads it in your browser. It is never uploaded.
This page is not affiliated with or endorsed by Nintendo. Donkey Kong is a trademark of Nintendo, named here only to say which file is accepted.
No analytics, no cookies, no tracking. Your settings, and the pieces read from a ROM you load, stay in this browser's storage on your device. "Forget my ROM data" removes the latter.