As others have pointed out, that was only setting up the UI. Here's the repo with the rest of the source: https://github.com/rauchg/doom-captcha https://github

As others have pointed out, that was only setting up the UI. Here's the repo with the rest of the source: https://github.com/rauchg/doom-captcha https://github.com/rauchg/doom-captcha They also had to modify Doom to skip the menus, add the necessary callbacks, and a few other tweaks.