f you are using any of the following 3D graphics authoring and game development tools, you should seriously consider using Action3D Reducer to help you deliver on target and under budget.

Caligari gameSpace

A 3D graphics authoring environment designed for game developers. Create characters, worlds, weapons and more, with import and export for major games and game development formats.
http://www.caligari.com/gamespace/

With over a decade of focus on games, Discreet 3ds max is the choice of choice for over 80% of the world's top leading game developers and publishers for its games-specific features, productive toolset, and access to the world's largest creative and games engineering community.
http://www4.discreet.com/

A free 3D modeling and animation tool based on Discreet's award-winning 3ds max®. Built for gamers to create their own in-game content for gmax ready games, a gamer can produce everything from characters and vehicles to landscapes and props. Not only do you get to customize your games with gmax, you also learn 3D design within a professional-level tool. gmax - build the worlds you want to see, in the games you love to play!
http://www.discreet.com/products/gmax/

Academy Award® winning Maya® software is the world’s most powerfully integrated 3D modeling, animation, effects, and rendering solution. Maya also adds to the quality and realism of 2D graphics. That’s why film and video artists, game developers, visualization professionals, Web and print designers turn to Maya to take their work to the next level.
http://www.alias.com/eng/products-services/maya/

3D game authoring and development tools

The most advanced games development package built on the BASIC language currently available. No other package out there makes it as easy to incorporate all of the special features and effects you see in todays games and no other package natively offers the benefits of Microsofts DirectX 9 technology.
http://www.thegamecreators.com/

Conitec 3D GameStudio

With hundreds of published titles, 3D GameStudio is the leading authoring system for all sorts of 2D and 3D realtime applications. It combines the C-Script programming language with a high-end 3D engine, a 2D engine, a physics engine, a level, terrain and model editor, and huge libraries of 3D objects, artwork and pre-made games. It was never easier to create 1st person games, 3rd person games, role playing games, side scrollers, flight simulators, board games, sports games, real-time presentations, virtual exhibitions... and 3D applications never seen before!
http://www.conitec.net/