Confluence

As a software for enterprise wiki, Confluence offers a wide range of features that enable the sharing and editing of content, online collaboration, knowledge management, knowledge base, document management, file sharing, and much more. Its popularity is such that it is used by both open source and commercial applications.

For users, whether business or technical, the WYSIWYG interface is simple and intuitive to use. Additionally, Confluence boasts an unlimited number of users and pages, and fine-grained security and permissioning, ensuring that your content is safe and secure. It integrates well with other applications via an open framework, and enables email management, document management, and full-text search.

A diverse array of organizations in over 40 countries have chosen to implement Confluence, and for good reasons - its feature set is extensive and impressive.

Qualified open source and non-profit organizations can use Confluence for free, while commercial users can take advantage of upfront and no-hassle pricing. For those who wish to try out the software, a free 30-day evaluation is available.