Wings 3D
Wings 3D is a free and open source polygon mesh subdivision modeller ideally suited for modeling and texturing low to medium density polygon meshes. It has a wide range of very effective tools optimised for these tasks hidden behind its minimalistic interface.
Autodesk Maya Personal Learning Edition
Maya Personal Learning Edition (PLE) is a special version of Autodesk Maya software, which provides free access to Maya for non-commercial use. It gives 3D graphics and animation students, industry professionals, and those interested in breaking into the world of computer graphics an opportunity to explore most aspects of the award-winning Autodesk Maya Complete software in a non-commercial capacity. The Maya Personal Learning Edition software is available for 32-bit Microsoft Windows XP Professional and Apple Mac OS X (for Macintosh Power PC or Intel-based Macintosh computers) operating systems.
Autodesk Maya Personal Learning Edition
Blender
Blender, the open source software for 3D modeling, animation, rendering, post-production, interactive creation and playback.
Blender has proven to be an extremely fast and versatile design instrument. The software has a personal touch, offering a unique approach to the world of Three Dimensions. Use it to create TV commercials, to make technical visualizations, business graphics, to do some morphing, or design user interfaces. You can easy build and manage complex environments. The renderer is versatile and extremely fast. All basic animation principles (curves & keys) are well implemented.
Endorphin Learning Edition
Endorphin is the industry’s first Dynamic Motion Synthesis software.
Endorphin allows animators to direct scenes in real-time in a way they have never been able to do before. You can change parameters or change behaviours and see the results instantly on the screen in front of you. When you’re done, export animation data in one of the many formats, ready for use in your game or VFX shot.
After installation get a free registration key NaturalMotion offical site. Register Endorphin User Community for get free registration key and they will send registration key to your mail adress.
Pixie
Pixie is a photorealistic renderer which communicates with modelers or your application through a RenderMan like interface. Pixie is not a modeler or an animator system thus it does not have any graphical user interface at all.
ProgeCAD LT 2006
ProgeCAD is an IntelliCAD based CAD software is an AutoCAD alternative. ProgeCAD LT 2006 works with DWG version from 2.5 to 2006, and it can export and import to DXF and DWF. Based on IntelliCAD 6 source code, is a complete 2D and 3D CAD system with all the main functionalities.
ProgeCAD LT 2006 [RapidShare]
ProgeCAD LT 2006 [MediaFire]
PowerDraw
PowerDraw, made by using PowerCad, is a 2D vector draw application. The application that demonstrates all abilities of PowerCad, has no demo limitations. Powerdraw is developed in Delphi IDE using only Powercad without single line of code. You can download this drawing application free of charge and use it with no limitation.