Mayan EDMS - Document management without the headaches.
Alfresco Community Edition - This page explains where to access the various versions of Alfresco. For General Use Alfresco Community Edition Alfresco Community Edition provides
Nuxeo - Nuxeo provides a hyperscale digital asset platform, enabling organizations to unlock the full value of all enterprise digital assets.
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.
OpenProdoc - OpenProdoc is an ECM Document Management system with the characteristics: