cgCharacter - ACT is a complete suite of plugins to extend 3ds Max with advanced muscle and skin deformation tools for creating realistic character animations. Software overview, forum, tutorials, and downloads. - http://www.cgcharacter.com/
AF Video Systems - 3D Studio MAX Plugins to quicken and make easier process of creating and tuning materials. - http://www.af-video.com/
Kaldera Mankua - Bake full scene information into a single image for texturing an object. User's guide, tutorials, gallery, and product features. - http://www.mankua.com/kaldera.cfm
PowerStamper : Mankua - A Texture Builder for 3D Studio Max by Bitmap Projection. This means that an image is projected onto the 3D surface of a model, and stamped into its material bitmap textures. - http://www.mankua.com/fr_powstamp.htm
Creature Creator - FXRealm Studios - Creating humanoids, aliens, monsters, bugs, and other things that go bump in the night. Available high end plugin for 3D Studio MAX R2 and R3. - http://www.fxrealm.com/products/creaturecreator/maxdesc.htm
Flatten - Mankua - Collapse all UVW Mapping channels to just one, and render all maps and textures, including 3D Maps, to just one bitmap. - http://www.mankua.com/flatten.php4
Tree Storm - A plugin for Max that enables the user to quickly populates the scene with photorealistic, 3D, parametric trees and vegetation and apply a wind motion. Comes with Tree Classic the tree creator, and expandable Tree libraries. - http://www.onyxtree.com/stormx.html
Mankua Texture Layers - TexLay is an advanced parametric mapping and texturing for 3D Studio MAX. - http://www.mankua.com/fr_texlay.htm
Size8 Software Inc. - Developer of Stitch a high quality cloth and clothing simulation plugin for 3D Studio Max 3. - http://www.size8software.com/
PolyTrans - Plugins for 3D Studio MAX providing dependable and seamless import and export of the most popular 3D file formats. It's a 3d model, scene, NURBS and animation translator. - http://www.okino.com/
Cuneyt Ozdas - Offers users free and commercial software and plugins, Author of popular Texporter and ColorCorrect plugins - http://www.cuneytozdas.com/software/
Swift 3D - Windows standalone design tool that creates and exports 3D images and animation in a vector format. Exports to the Macromedia Flash format (SWF). By Electric Rain. - http://www.erain.com/
Havok - MAX Havok, real time dynamics plugin for 3D Studio MAX. - http://www.havok.com/
MAX Plugins - A database of freeware plugins for 3D Studio: MAX R1.x/R2.x/R3.x/3ds MAX 4. - http://www.maxplugins.de/
Double Duck Productions - Variety of architectural object plugins for MAX and Viz. - http://doubleduck.com/index.html