Butano is a modern C++ high level engine for the Game Boy Advance.

• Create and display sprites, backgrounds, text, raster effects and more with only one line of C++ code.
• Custom standard library without heap allocations nor exceptions, based on ETL.
• Import and use your own assets with ease.
• Multiple development tools like asserts, emulator logging and code profiling.
• Based on modern C++ concepts like shared ownership and RAII.
• Detailed documentation.
• Multiple examples of most aspects of the engine.
• The source code and assets of two full games (Butano Fighter and Varooom 3D) are provided with this project.

Butano is built on top of the devkitARM toolchain, so it supports Windows, macOS and Unix-like platforms.

Curious about what was added or improved recently? Check out the changelog in the documentation.

The best way to get started is to read the download, install and start using Butano guide.

Butano would have not been possible without these libraries:

• GBA hardware access and more provided by Tonclib.
• Music and sound effects provided by Maxmod.
• Fast number to string conversion provided by posprintf.
• Fast math routines provided by gba-modern and Universal GBA Library.
• Multiplayer support provided by gba-link-connection.
• SuperCard SD detection provided by DLDI.
• Pool containers provided by ETL.
• Unique type ID generation without RTTI provided by CTTI.

Stay alive while you shoot at everything that moves! What else do you need?

The full source code and the creative commons assets of this game are in its project folder.

Get the latest Butano Fighter ROM from itch.io.

Action-packed with revolutionary 60FPS 3D technology and 3D glasses (not included) that will have you believing you're in the middle of a circuit race at speeds of 200 KMH!

The full source code and the creative commons assets of this game are in its project folder.

Get the latest Varooom 3D ROMs from itch.io.

• Feline: explore the world as a cat, meet new people, learn new languages, face difficult foes and save your family!

• Symbol★Merged: a puzzle platformer game where you can merge items (symbols) in hands, and use the superpower of the merged symbol.

• Bridge Quest: find the way to the desert, but beware, because enemies and an evil tree boss will try to stop you!

• Advance! Adventures Of The Math & Logic Club: small demo/prototype of a visual novel about joining an ordinary math club.

• Knight Owls: build up a powerful spellbook and take on many enemies, gather owls and upgrades while managing your health and money and defeat the final boss to win!

• GBA-NICCC: Game Boy Advance port of the Atari ST demo STNICCC 2000.

If you spotted a bug, need a feature or have an awesome idea, the best you can do is to head over to the issues page and to the gbadev Discord server.

Butano is licensed under the zlib license, see the LICENSE file for details.

Third party libraries are licensed under other licenses, please check licenses folder for details.

Assets used in games, examples and other projects are licensed under other licenses, please check the credits folders for details.