DigitalChalk - Online Training Software and Learning Management System (LMS)
Slack - A messaging app for teams who see through the Earth!
Workplace by Facebook - Connect everyone in your company and turn ideas into action.
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.
Onehub - Onehub helps businesses securely share and control files in the cloud.
GrowthList - A crowd-sourced list of growth hacks