There was numerous middleware made for the Wii, however we don't have most of it. Many of these have been found to exist thanks to press releases.
- 3DVia Virtools (PR)
- Autodesk HumanIK (Character animation)
- Bink (Video player)
- CRIWARE
- EMotion FX (Character animation) (PR)
- Gamebryo Engine (PR)
- Havok (PR)
- LiveMove (Wii Remote motion control library by AiLive)
- Mobiclip (Video player)
- Mono (.NET framework implementation) (Link)
- Motion Portrait
- Neova CoreEngine (PR)
- NintendoWare (First-party tools to create sound, 3D models, layouts, effect, etc.)
- Nvidia PhysX (PR)
- Omegame (PR)
- Scaleform GFx
- Torque (PR)
- Unity
- Wwise