CGArena released the first version of a collection of procedural shaders for 3ds max. The release r|shaders 1.0 got the codename "Core Zero" and will feature 8 different shaders to give the possibility to create many kinds of natural surfaces. The initial release contains following shaders; Ice, Ocean, Sand, Snow, Ice Land, Snow Land, Magma and Ground. With r|shaders, users can simulate a lot of natural surfaces using single shader or mixing more of it to create, for example, some snow area at cold temperature that can seems like ice. Rendering time, even at high resolutions, are generally very low.
So far its compatible with Scanline Render and Mental Ray, plus general support for 3rd party products like V-Ray, FinalRender, Brazil R/S and NodeJoe/Slate. r|shaders core zero is a scripted plug-in written using MAXScript compatible with Autodesk 3ds max 2009 / 2010 / 2011 / 2012, (both 32/64bit). At this moment CGArena offers r|shaders 1.0 for a special price until 30th Nov 2011 or you can try the trial version.
Source and full article: CGArena