GeniusWiki is a new generation WIKI Java-based web application. It used on that runs over 3 years and hosts thousands users and spaces. It is free download and use. The highlight features include:

Markup or WYSIWYG editor switch seamless.
GWT based front end.
All WIKI required features, such as, revisions, comments, attachments, drafts management, templates etc.
Many advanced macros, such as Calendar, Todo list, or Tabs etc.
Flexible and powerful fine-grind permission control.
Full text and advance search.
Powerful admin platform with the utmost control.
Easy to backup and restore.
A setup wizard makes the installation very easy. A standalone version is one-click setup.
Support most J2EE severs, such Tomcat, WebSphere, Glassfish,Weblogic and JBoss etc. 6 major database supported - MySQL, Oracle, DB2, SQLServer,Postgresql and HsqlDB.

Many enhancements in this version, try it in our public website at The better way to write|GeniusWiki