- Interrupts: SERIAL and GAMEPAK are missing.
- DMA 3 Video Capture Mode
- Definitions for serial registers.
- "Infinite" maps with finite tileset.
- "Infinite" maps with "infinite" tileset.
- DLDI.
- libgba compatibility.
- Improve build system.
- DMA 3 Video Capture Mode
- BIOS services (corner cases in decompress functions).
- Public interface cleanup.
- Documentation.
- Turn some examples into unit tests, and add more unit tests.
- Mosaic effect is broken, it doesn't work like on hardware.