TOTTEUR is a 3d engine, it supports opengl and software (not connected yet) rendering of BSPs. It also includes a particle system (wip) and supports hierarchical bones for character deformation. Terrains (ROAM) will be integrated soon. See the readme for more information.
You can contact us at firstname.lastname@example.org, more supradyne stuff at http://www.supradyne.fr.st.