SharePoint's multi-purpose platform allows for managing and provisioning of intranet portals, extranets and websites, document management and file management, collaboration spaces, social networking tools, enterprise search, business intelligence tooling, process/information integration, and third-party developed solutions. SharePoint can also be used as a web application development platform.
Alfresco is a Free enterprise content management system for Microsoft Windows and Unix-like operating systems. Alfresco includes a content repository, an out-of-the-box web portal framework for managing and using standard portal content, a CIFS interface that provides file system compatibility on Microsoft Windows and Unix-like operating systems, a web content management system capable of virtualizing webapps and static sites via Apache Tomcat, Lucene indexing, and Activiti workflow. The Alfresco system is developed using Java technology.
OpenText products help organizations put content to work. Whether your goal is to drive revenue, improve productivity, reduce costs or ensure regulatory compliance and sound information governance, OpenText has the product to execute.
Documentum provides management capabilities for all types of content including business documents, photos, video, medical images, e-mail, Web pages, fixed content, XML-tagged documents, etc. The core of Documentum is a repository in which the content is stored securely under compliance rules. This repository appears as a unified environment, although content may reside on multiple servers and physical storage devices within a distributed environment.
An integrated server solution that blends data capture, information
assurance, document output, process management, and content services to
help you create and deliver rich and engaging applications that reduce
paperwork, accelerate decision-making, and help ensure regulatory
compliance.