Wikis
SharePoint Connector for Confluence
Combine Confluence's free-form, easy to edit wiki with the document management and workflow strengths of SharePoint with the SharePoint Connector for Confluence.
SharePoint Wiki Plus
KWizCom SharePoint 2007 Wiki Plus is an advanced, comprehensive and complete Wiki solution for SharePoint. Its unique additional features make it the ideal tool for true cross-organization knowledge sharing.
SharePoint Wiki Redirect
SharePoint Wiki Redirect provides an easy way to toggle between different versions of a wiki page, letting you control whether the latest edited version or the last approved version is displayed by default.