Here's a trailer for XrayCat ST 1.5 for 3ds Max.
iToo Software have released version 2.2 of their RailClone plug-in for 3ds Max.
Demolition Master is a 3ds Max tool based on Thinknig Particles for the creation of all kinds of destruction.
VoroFrag - Fracturing Plug-in for 3ds Max
Martijn van Herk is hard at work on a new fracturing plug-in for 3ds Max, called VoroFrag.