A build-system for Super Mario World projects with a focus on git-compatibility and flexibility.

For detailed setup/usage instructions and feature descriptions have a look at the wiki.

Callisto is licensed under the MIT license.

For specific parts of the project, other licenses may apply. Check the corresponding subdirectories and files.

• Automated building and packaging of Super Mario World projects
• Multiple emulator support
• Multiple build profiles
• Globally shareable code/data thanks to modules
• Conflict detection between tools, patches and other resources
• Global clean ROM support (i.e. no longer necessary to provide a clean ROM for each project)
• Compatible with arbitrary tools rather than only standardized tools
• Improved dependency tracking
• Standardized configuration files (TOML format)
• Global data split into four individual patches: overworld, title screen, credits and global ExAnimation
• Automatic resource exports from Lunar Magic
• Automatic ROM reloading in Lunar Magic after successful builds
• Customizable Graphics and ExGraphics folder location via symlinks/junctions
• Update can detect patch hijack changes that require a rebuild
• Additional safety measures to prevent loss of unsaved work inside and outside of ROM