The Ultimate 3D Tool Vectary
…and less young! 
Special gift for my 14 500 posts! 
For animate your ZBrush Models (heavy decimated;) inside free SKetchup MAKE 
New Physic Engine MSPhysics By Anton_S 
You even can if you are a mad scientist direct code inside!!!
For import (with material) your ZBrush OBJ files free Import OBJ by TIG
…but how relaxing is to use it!
Try Opticpustics!
Function Opticpustic Minutes 1.36 – 4.20
Amazon Lumberyard is a free AAA game engine deeply integrated
with AWS and Twitch – with full source.
http://aws.amazon.com/lumberyard/
The author of Verve: Taron has made a little game for its relax during creation of Verve : vapOr 
Of course the developpment of Verve is keep going! V 0.99 v16 (on the same site above)
here Verve
Attachments
On Line Fractal explorer by Tom Beddard
[video=vimeo;126664436]https://vimeo.com/126664436[/video]
I can’t resist to dive! 
Attachments
…a Sculptis like + “Zspheres” !
http://abau.org/dilay/index.html
[video=vimeo;138114217]https://vimeo.com/138114217[/video]