DeleD game engine

DeleD is a 3D modeler designed to help you create content for your game project, whether you're a professional or indy game developer. Other areas in which you can put DeleD to good use are, for example, educational services, webdesign, prototyping and image creation.

DeleD focusses on five areas to provide in your daily modeling needs. These are:

• Geometry Editing: DeleD has lots of tools to modify 3D objects, including Smoothing and Boolean Operators
• Animation: DeleD provides a basic animation system allowing you to create animated objects in no-time
• UV Mapping: DeleD has a build-in UV editor, enabling you to skin your objects in detail
• Lightmapping: DeleD lights up your world with advanced lightmapping functions
• Raytracing: DeleD can create stunning pictures with its build-in raytracer

License Free

Anything you create with DeleD is license free. This means that you can use whatever you make with DeleD for your own purposes, whether commercially or not. No license fees, no legal strings.

Whatever you create with DeleD, is yours to use.

http://www.delgine.com/index.php?filename=product_deled

Printcraft

Make things with Minecraft
Printcraft is the world's first 3D printing multi-player Minecraft server
Download your Minecraft models to print on your 3D printer or order models online and have them printed and delivered

http://www.printcraft.org/

CrazyBump

Amazing!
Texture + normal +... maps - auto gend!!

CrazyBump:
http://www.crazybump.com/

Tutorial:
http://www.blenderguru.com/videos/the-secrets-of-realistic-texturing/

Free alternative:
http://blenderartists.org/forum/showthread.php?317041-Insane-Bump-2-0-overhauled-Crazy-bump-alternative

ProBuilder model editor for Unity3D

http://www.probuilder3d.com/probuilder-overview/

ProBuilder is an add-on for Unity 3D that allows in-editor level construction, similar to UDK, Hammer, and Radiant. It works with both Unity Free and Pro, and is great for all platforms, including Mobile (iOS, Android).
(full documentation can be found [here])

jmc2obj

http://jmc2obj.net/

Jmc2obj is a tool that converts a Minecraft™ world into an .Obj model that can be used by most 3D rendering suites. Written in Java to ensure that everyone who ...

Face Works by nVidia

https://www.youtube.com/watch?feature=player_embedded&v=5d1ZOYU4gpo

Face animation - realtime

47 Blender tutorials

http://cg.tutsplus.com/articles/web-roundups/tutorial-roundup-53-amazing-blender-tutorials/