Captain Callisto · Jetpack Odyssey
Collect every treasure and reach the transporter across ten authored 3D sectors in Captain Callisto, a space-platform adventure by Cody Ebberson. Run and jump over gaps, ride moving lifts, find fuel for your jetpack, avoid alien patrols and reach the final encounter. Keyboard and pointer controls, pause, guide, sector select and device-local best times. WebGL2 required; desktop or landscape recommended. Source: https://github.com/codyebberson/js13k-callisto/tree/43651f9a6b273b60f3cb382b93334fb8e7cbc348 (48 GitHub stars observed November 6, 2026; MIT; upstream pushed May 1, 2022). Complete original gameplay with a flat readable static bundle and lighter rendering. Original third-party music transcriptions omitted; retained MIT synthesized sound effects and procedural graphics. Metadata tags: github-source, game.
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