There are several wiki systems that have been built in Common Lisp:
- ALIW - A Lisp in Wonderland (ALIW) is a wiki software written in Common Lisp, to ease the collaboration on editable web pages
- CLiki - CLiki is the Common Lisp wiki, a community resource about various topics pertaining to the Common Lisp programming language, as well as a directory of Free Software Common Lisp libraries, implementations, and applications
- XL-Wiki - XL-Wiki is a fork of CL-Wiki that aims to allow applications to modify and extend its functionality in interesting ways