Plumber is an asset-based production system For Maya 8.5 up to 2011. Currently Plumber has only been certified as a Windows-based tool, butthey  hope to certify it soon for LINUX.  The Professional version costs 120 $ per seat, the Amateur version is 45 $   Completely GUI based.  Work collaboratively with shared asset libraries,  simple  department switching, and concise shot management tools.  An asset-based system, Plumber automatically organizes  models, puppets, characters, sets, and  props.  Easily integrate  pre-existing  tools, unique procedures and  custom scripts into the Plumber system.  Plumber utilizes big studio  pipeline  methods.  
Tools and hints, softwares, techniques & resources for centralized and distributed animation productions.