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.
Firepoker - Agile Planning Poker powered by Firebase and AngularJS
Wrike - Wrike is a flexible, scalable, and easy-to-use collaborative work management software that helps high-performance teams organize and accomplish their work. Try it now.
Planning Poker - Open source implementation of planning poker game (collaborative online estimation/voting tool).
Basecamp - A simple and elegant project management system.
Taiga - Project management platform for agile developers & designers