Not In The Groove Version 4
NotITG is a fork of OpenITG designed to make it easier for mod file creators to implement their ideas. It aims to preserve compatibility with all existing StepMania 3.95 and In The Groove mod files, and be the definitive environment for creating and enjoying that content.

Installation instructions :

  1. Download full setup
  2. Unzip in any folder (except Program Files!)
  3. Run NotITG-V4.0.1.exe, in the Program folder