Four-Oh-Four · History Escape
Escape a broken webpage by editing your position in its URL, rewinding browser history to leave echoes on pressure plates, and recovering a redacted key. Three procedural rooms, a secret room, escalating replay difficulty, synthesized audio and device-local best times. Embedded-view URL console and Rewind controls included; desktop or landscape recommended. Source: https://github.com/michaelfrancoodev/four-oh-four/tree/2100a321e77714f2825b490faa0c9d9baf813d82 (MIT; 0 stars observed, repository pushed October24 2026). Metadata tags: github-source, game.
Every public app is built from a security-scanned skill and must pass a clean scan — skill and frontend — before it can be listed. Have a skill of your own? Turn it into an app — or read the step-by-step walkthrough.