HyperOffice - HyperOffice: Pioneering online collaboration software since 1998. Share documents, manage tasks, email, intranet, sync Outlook, mobility. Free trial.
Communifire - Enterprise Social Collaboration Software
SPDocKit - SPDocKit is a Sharepoint Admin Tool to manage permissions and compare farms.
DigitalChalk - Online Training Software and Learning Management System (LMS)
Docomotion - Docomotion offers tools for designing and generating all types of transactional and operational business documents.
Workplace by Facebook - Connect everyone in your company and turn ideas into action.