We just released Irrlicht 1.4.1, it is now available at the sourceforge servers. Happy downloading. Version 1.4.1 is mainly a bugfix release and includes:
In addition, a new irrEdit version which is 100% compatible with irrlicht 1.4.1 has been released as well. irrEdit is a free 3D scene graph editor for irrlicht. See the change log for details.