is a free, open-source rhythm game engine and cross-platform video game. Originally developed as a clone of Konami's Dance Dance Revolution , it has evolved into a highly extensible engine that supports various rhythm-based game types. Core Gameplay & Features
The software has seen many community-driven iterations over its 20+ year history: : 3.9, 3.95, and 4.0. Stepmania
: StepMania 5.x is the modern baseline, though development has branched into specialized projects like Etterna (focused on keyboard play) and Project OutFox (enhanced engine for modern systems). is a free, open-source rhythm game engine and
StepMania is heavily moddable through a collection of files that control its entire presentation: is a free
: Players can use "modifiers" to drastically change how notes appear and behave visually. Customisation & Theming