Its main novelty is the ability to import and integrate user-generated content into the character creator.

[3] The technology underneath Fuse was initially developed as a character creator at Stanford University[4] from the work of Siddhartha Chaudhuri[5] in Prof. Vladlen Koltun's group.

[9][10] Fuse is a client based product that lets users choose and modify character components such as body parts in real-time.

[11] Users can also customize their characters with clothing and texture options provided by Allegorithmic.

Fuse characters can be imported through a specific series of steps into games created with the Source SDK by Valve.