Request your homebrew to be added to Homebrew Hub:
File an Issue on this repository providing links, screenshots, roms, to the game you want to add.
If you're comfortable with Git and JSON schemas, you can also submit a Pull Request directly:
- Game Boy - Game Boy Color: https://github.com/gbdev/database
- Game Boy Advance: https://github.com/gbadev-org
- NES: https://github.com/nesdev-org/homebrew-db