HeySpace - HeySpace is the only free task and simple project management software with communication and collaboration feature.
ApproveIt for Slack - Get approvals in minutes, not days. Right from Slack!
Rivers IM - Simple, fast & secure team collaboration platform
RemoteTeam - Remoteteam.com helps remote teams become great places to work with the fully-integrated platform to automates payments and HR tasks.
Slack - A messaging app for teams who see through the Earth!
Swipes - Plan projects, take action and discuss.