DocGen - Static website generator
DocuShare - Enterprise content management & process automation platform
openSourceCM - Web-based legal document processing and contract management
IBM FileNet - Enterprise Content Management platform for large businesses
LogicalDOC - A document management system such as LogicalDOC can help your organization better manage business processes and put order in the chaos of documents every day run your business.
M-Files - M-Files is an enterprise information management system that helps users with organizing and managing documents.