- Palettes: Combine .pal files with .*bpp files for accurate tileset rendering
- .tileset files: Read and export lists of images with start+offset+length values
- Support .4bpp.lz files with GBA LZ compression
- Native-looking build on Mac OS X (involves publishing an app bundle release, and using the system menu bar)
- Scale the UI for high-DPI displays
- Generate tilemap images from the command line
- Allow undo/redo for resize operations