K-3D

[Clavin12]

http://www.k-3d.org/wiki/Main_Page

'Zit good?

[Nielk1]

For render modeling, looks so. For game modeling, doesn't look so.

[anomaly]

First I've heard of it.  I think I'll give it a try the next time I feel like modeling.  

[TheJamsh]

Would probably be ok if you wanted to model high polygon models, and use them to create textures. That said, the 'optimize' tool in 3DS max is pretty neat