The latest version of the programs can be found on GitHub Actions.
More or less suitable for use versions are planned to be published on GitHub's release page.
See https://github.com/OSA413/Sonic4_Tools/blob/main/docs/File%20description.md for more tools.
Please note that most of the CLI tools support the --help flag to show help.
The successor of AMBPatcher, the tool to work with the AMB containers.
A tool to convert TeXture Bank files to JSON and back.
A tool to convert Ring Set to JSON and back.
Basically allows to edit rings layout.
A tool to convert Decoration Set files to JSON and back.
A tool to convert Event Set files to JSON and back.
A tool to convert MD files to JSON and back.
A tool to convert MP files to JSON and back.
Old Mod Conversion Tool (outdated)
This program is a tool that converts old mods to make them work properly with the mod loader.
It also can convert sound and music mods.
You need the game to properly convert mods.
AMA Editor (outdated)
A tool for modifying AMA files. It can change relations, possition, size and UV coordinates of 2D sprites (such as buttons and other HUD).
Currently can properly edit only ~10% of all files in both episodes.