License: LLGPL
It's written by Stefan Scholl. Uses code from John Wiseman (Lemonodor).
It has a project page on freshmeat, too.
Michael Raskin currently maintains CL-EMB.
CL-EMB
CL-EMB is a templating library. Mainly used for HTML templates. Looks like a combination of Lisp Server Pages with HTML-TEMPLATE, sharing some goals of CLHP. Examples.