Nugget - Find your perfect startup idea
Asana - Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.
Idealist - Volunteer, work, and intern job search
Teamgantt - Intuitive project planning and collaboration. Beautiful Gantt charts, task-level communication, file sharing, resource management and more.
GLIDR Team Edition - Product Management Software, Reinvented
Basecamp - A simple and elegant project management system.