Technik has released Revolution Engine v0.4alpha2 :
Revolution Engine is the very First homebrew 3D Game Engine for Wii. It is directly based on GX without any GL wrapper or anything similar. Natively designed for the Wii, this engine is probably capable of generating the best homebrew graphics ever seen on this game console.
Version 0.4
Revolution Engine 0.4 is the first mature version of the engine, and so the first version published here at wiibrew. It's being released through various steps for better feedback, and for creating a better result for the final release. This is why revolution engine 0.4 is released in alpha versions before being complete.
Current Features
Revolution Engine 0.4 alpha 2 Supports:
3D System
Triangle meshes, Quad meshes and mixed meshes Rendering
Advanced transparency
Custom file formats for 3D meshes
Vertex lighting, software based
Multiple cameras
Node Based
Material System
Textured Objects
U V coordinates
Diffuse Color
Diffuse maps
Specular Color
Transparency
glossiness
Specularity
Tilin
Mixed through TEV
2D system, GX based
Node Based
True type texts
Multiple Viewports
Solid panels
Image-based panels
IR pointers for up to 4 players
Buttons
Windows
Miscellaneous
Content Manager (Under construction)