Web based application that allows sharing task definitions, and subtask that can be assigned to different members of the workgroup. Changes in task are notified via e-mail to the whole group. Support for English and Spanish languages. http://www.webtasker.com
Available for small to midsize businesses. Intranet, Paperless Office. Allows for shared contacts and calendars, automated expense reports and time-off requests. Full free demo of product on website. http://www.softwareandina.com
Web-based calendaring and scheduling system for personal, group, and corporate events. Includes download, documentation, and help. [Perl, GPL] http://www.math.utexas.edu/webcalendar/
Instant messaging software for business. Features include call screening, telephone messages, text sticky notes, application screen capture and annotation. By The ARM Group. http://www.arm-group.com/groupware.html