Planning Poker - Open source implementation of planning poker game (collaborative online estimation/voting tool).
Hive - Seamless project management and collaboration for your team.
Firepoker - Agile Planning Poker powered by Firebase and AngularJS
Sup! Standup Bot - The complete stand-up and follow-up bot
rerail.io - Remote Sprint Planning Poker Tool
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.