Quire - A project management software for teams who dare to dream differently.
Sup! Standup Bot - The complete stand-up and follow-up bot
Org mode - Org: an Emacs Mode for Notes, Planning, and Authoring
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.
Hive - Seamless project management and collaboration for your team.
Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.