The Lavlet HTTP server and Lisp Server Pages engine is a complete ANSI Common Lisp web server and dynamic pages engine for Lisp modeled after JSP/Servlet/Tomcat and ASP/IIS.
XLSP is a lisp based dynamic XML management facility. It is currently usable with Allegro CL and LispWorks implementations. It's implementation is in two parts: XMLP for general XML processing, and XLSP for managing interactions with web servers.