Slack - A messaging app for teams who see through the Earth!
eventup - Find Great Event Venues in the US
Mattermost - Mattermost is an open source alternative to Slack.
Suppeco - A collaborative relationship space for supply chain
Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Ariba - Ariba is a software and information technology services platform providing companies with collaborative business commerce solutions.