There are AwesomeBump that is written in QT and do not require .NET Framework and has code open.
Интересно, не понятно зачем, но круто. Я бы хотел поучаствовать в проекте
Already have ndo, b2m, knald, and others.. Why another one?
Are you ready for the fifth annual Hum3D competition for the best Car render, the largest awards event for the car 3d modeling and visualization industry?
All you have to do is create a car 3d model, put it into a scene and make a nice-looking render. Please note that there are no limits for your creative ideas: you can choose any automobile if it’s an imaginary vehicle. The team invites all 3D artists to participate.
First, make sure to read the rules of the contest.
The contest is supported by the best companies of the 3D world like Autodesk, V-ray, Quixel, Corona, Keyshot, Marmoset and other that will provide awesome prizes. There’s also a chance to win additional prizes.
You can submit your works from September 18 to December 04.
Get more details here.