Jira - The #1 software development tool used by agile teams. Jira Software is built for every member of your software team to plan, track, and release great software.
workhive - Workhive is a system for team communication and collaboration. Have conversations in real-time inside web and mobile apps, share files with your team, Try it for Free.
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.
Slack - A messaging app for teams who see through the Earth!
Redmine - Flexible project management web application
dapulse - Lead by showing your team the Big Picture. Get everyone working together on what's important.