Confluence - Confluence is content collaboration software that changes how modern teams work
Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.
Slack - A messaging app for teams who see through the Earth!
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
Yammer - Yammer is a leading enterprise social network used by more than 200,000 companies worldwide, including 85% of the Fortune 500, to get work done smarter and faster. Sign Up Today.
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.