Zwiki is.. a powerful, innovative, user-friendly wiki engine based on the Zope 2 platform. This project has been developed since 1999 by Simon Michael and contributors around the world, powers many Zope and non-Zope-related wikis, and is free software released under the GNU GPL . Please explore the site, and enjoy the software. Your questions, comments, patches and donations are most welcome!
Wixi is a multi-platform wiki application for the desktop. It is written in python/wxpython and uses txt2tags to generate text to many other formats. The goal is to provide a simple wiki tool around the txt2tags document generator and also be multi-platform.