1. Nuxeo

Nuxeo Service Platform is a complete, robust and extensible Java-based and service-oriented Enterprise Content Management (ECM) platform, developed under an open source license by Nuxeo and a wide development ...

2. Alfresco

... functionality and benefits to the user community. Alfresco is built by a team of leading members from Documentum® and Interwoven® with 15 years experience in Enterprise Content Management (ECM), including ...

3. OpenSourceCMS

Try before you install PHP/MySQL based open source software systems.