nPose is an LSL script for use in Second Life® that allows one or more avatars to sit on (and otherwise control) objects and rez props, without poseballs. A versatile animation system/engine. The code is OpenSource and all management is by volunteers.

Documentation: https://github.com/nPoseTeam/nPose-V3/wiki
Support group: secondlife:///app/group/f61cb811-89c4-cec7-daa9-067b3f851f9a/about
Headquarter/Shop: http://maps.secondlife.com/secondlife/Oefelein/114/49/48
Report issues to: https://github.com/nPoseTeam/nPose-V3/issues
or (if you don't have a GitHub account) send a IM to
Howard: Howard Baxton (english)
Leona: slmember1 Resident (german, english)