RetroSki

RetroSki is a fun, open-source 2D skiing game that brings back the thrill of the slopes. Race on randomly generated alpine tracks, either locally or online with friends. The game features customizable race settings, track styles, and leaderboard functionality. Maintained by mathieuher on GitHub, where it has earned 36 stars from the community.

It's actively developed around 2d-game, alpine, excaliburjs, and is a solid reference for anyone building with these tools.