If you fall in love with the rhythm mechanics on GitHub.io, you have only scratched the surface of what the game has to offer. GitHub.io Web Version Full Steam / Mobile Version Level Selection Limited tutorial and early worlds 12+ Core Worlds + Neo-Cosmos DLC Custom Level Editor Yes (Full custom map creation tools) Steam Workshop Yes (Thousands of community-made maps) Advanced Mechanics Basic angles and speed changes Pseudo-3D tracks, hold notes, portals, lane switches Performance Dependent on browser caching Highly optimized native engine with low latency