Garry's Mod screenshots

Garry's Mod allows you to spawn objects to create your own contraptions.
Garry's Mod 2011.0 : Main window
Garry's Mod 2011.0 : Main window

Alternative downloads

Emicsoft Mod Converter for Mac
rating

Video conversion utility.

Sandbox
Free
rating

Handy tool for modifying the access-control on one's Mac.

iFunia MOD Converter
rating

Video conversion utility.