Reggie 3.0

Reggie! is an easy-to-use and full-featured level editor for New Super Mario Bros.
Main Features:
- Terrain editing
- Sprite editing, with over 1,200 properties available
- Entrance editing
- Image display for over 200 sprites
- Background options, with image previews
- Zone options
- Zoom, Grid and Autosave
- Settable level information
- Resizable and interactive level overview
- Location editing
- Path editing
- Cross-platform (Windows, Linux, Mac OS X)
- Open-source (GNU General Public License v2)
- Riivolution loader for custom levels with original discs