The Lbanet team is still actively looking for people to help:
A web developer:
Role: Maintain and add functionalities to the Lbanet website
Knowledge needed: HTML and PHP. It would also be good to know CMS technologies such as Joomla
A GUI developer:
Role: Develop the editor GUI further by adding more functionalities
Knowledge: C++ and Qt
3D engine programmer:
Role: Improve the 3d engine used by Lbanet
Knowledge: C++, OpenGL, shaders. It would also be good to know a bit OpenSceneGraph (
http://www.openscenegraph.org/projects/osg)
Linux and Mac developers:
Role: Compile and maintain a version of Lbanet for Linux and Mac platforms
Knowledge: makefile, a bit of C++
World designer:
Role: Create your own world for Lbanet and publish it for everybody to play on it
Knowledge: your imagination

There is a set of tools to help you with world creation so you don't need any programming skills.
Knowing a bit LUA might help but is not necessary
So if you are interested by any of this jobs, just leave a post or send me a PM!