GanttProject - Project scheduling and management tool
Wrinkl - Group messaging built for business
Microsoft Project - Microsoft Office Project gives you robust project management tools with the right blend of...
Fleep for Business - Simple, open collaboration and chat with admin capabilities
Milestone Planner - Visual project planning tool. Powerfully simple. Quickly build and share professional milestone plans on-line to track deliverables - Free sign up.
ShortPoint - Design beautiful intranets for your company without code