• For all of the Wiki markup features, see TextFormattingRules.
• The WikiRPCInterface might interest you if you're into scripting.
• WikiAttachments - very useful things.
• WikiVariables - putting things on top of other things.
• JSPWikiPlugins - The documentation on plugins.
• JSPWikiFAQ - A list of some frequently asked questions.
• JSPWikiTags - A list of tags for those who want to make their own WikiTemplates.
• MultipleWikis - If you want to run multiple Wikis using the least amount of effort.

Miscallaneous

• JSPWikiTips may help you a bit.
• To see what this particular wiki is about, click on the Wiki name on the top left corner of the browser window, or click here.