Microsoft 365 - Boost your productivity with reliable access anywhere with services like email, calendar, file sharing, meetings, instant messaging, and Office Online
iOffice System - Legal Document Management
Apache OpenOffice - Apache OpenOffice is an open source, office document productivity suite.
Waver - Description: Google Wave is a great way to communicate and collaborate. Waver lets you:
SSuite Office - SSuite Office is called to be one of the most accomplished software developers for both beginners and professionals alike.
BSI Knowledge Manager - Central document management & knowledge base