GuiAPI is a powerful API for creating easy to create and use settings and menus in Minecraft, and uses TWL (http://twl.l33tlabs.org/).
Please note that as of 0.15.5-1.5.2 and on, GuiAPI is a coremod, and thus requires Minecraft Forge API.
How to instal GUI API Mod?
- Download the GUI API
- Drag all the contents from the extracted file into the minecraft.jar
- Delete META INF
- That should do I hope.
Download GUI API for Minecraft 1.5.2
Download GUI API for Minecraft 1.5.1
Download GUI API for Minecraft 1.4.7
Download GUI API for Minecraft 1.4.6