by Corel Corporation WordPerfect Office X5 Standard Edition is the essential office suite for home and business users to create great-looking documents, spreadsheets, presentations, and manage e-mail. Open, edit and save Microsoft Office documents. Runs on Windows 7.
by Software602, Inc. Alternative to Microsoft Office compatible with Word and Excel files ( DOC / XLS ). The suite is composed of four applications: a word processor, spreadsheet, photo editor and digital photo organizer. Also Includes export to Adobe Acrobat PDF files.
by Independent IT Officium Business Server is a revolutionary web-based office collaboration server that boasts 20 powerful business tools including a full blown email server and 100% compatible MS Office suite of tools.