Novius OS - Novius OS is a Cross-Channel Open Source content management system (CMS).
Mayan EDMS - Document management without the headaches.
NemakiWare - NemakiWare is an Open Source CMIS-compliant platform for document management.
SeedDMS - SeedDMS is an open source document management system based on PHP and MySQL.
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MS SharePoint - Share, organize, and discover information with Microsoft SharePoint. Learn about SharePoint Online, OneDrive for Business, and Apps for SharePoint