Source: ModDB
Related: Garrys Mod

Version 2 of Garrys Mod has been released:

Version 2 is out on the site.

-Made ropes not fall through floor
-Made ropes non rigid
-You can now attach ropes to the landscape
-You can now attach ropes to specific attachment on ragdolls
-You can now attach ropes to specific places on props (instead of always coming from the center)
-Welds now welds to specific attachments on ragdols
-Saving now retains the physical constraints
-Manhacks no longer collide with each other
-Scanner no longer blinds you
-Can now sprint with the physcannon
-Added gravity gun with the following changes

-Removed annoying welding pellets
-Secondary fire now pauses the object's physics movement
-Completely ignores NPC's (this causes crashes, JBmod)
-Faster & stronger
-Ragdoll manipulator

-Got rid of deploy animations/delays
- Made the startup easier for new guys

Head on over to the Garrys Mod site for download links and more information. (ModDB Profile.)