Atlassian Confluence 3.4.3 For Windows/Linux/MacOSX | 129/128 MB
Confluence combines powerful online authoring capabilities, deep Office integration and an extensive plugin catalog to help people work better together and share information effortlessly. Break down information barriers that exist between teams, departments and individuals inside your organisation and get everyone on the same page.
Intranet
Remove publishing bottlenecks by allowing your employees to share ideas and contribute to important projects.
Documentation
Publish critical documentation online simply, and keep it organised, searchable and always up-to-date.
Knowledge Management
Provide a single place where people can create, share, comment and edit content together.
Enterprise Ready
Harness Confluence's enterprise security, usability and scalability needed for large, ambitious deployments.
Office
Unlock the content trapped inside your Office documents by making them instantly searchable, viewable and editable.
SharePoint
Unite Confluence and SharePoint into one integrated platform where users can collaborate using the tool they prefer.
Plugins
Customise and extend Confluence for your specific needs. Choose from over 200 plugins and extensions, or build your own.
Home page - http://www.atlassian.com/software/confluence