TWiki is a flexible, powerful, secure, yet simple and effective web-based collaboration platform. Use TWiki to run a project development space, a document management system, a knowledge base or any other groupware tool either on an intranet or on the Internet. You can edit any TWiki page.
A good place to start is at WelcomeGuests: it explains what this is, how to get around, and how you get involved. Frequent visitors may want to go straight to one of the collaboration areas listed in SiteMap, or one of the useful StartingPoints.
TWiki Tip of the Day
Inline search To embed a search in a topic, use the %SEARCH{ parameters }% TWiki Variable. The search variable ... Read on
Some other pages that may help you discover the wonders of TWiki are:
TWikiSuccessStories, where you can see (and add!) successful deployments of TWiki