https://airtable.com/

• collaboration
• tool
• trello
• calendar

https://freeter.io/

• developer
• dashboard
• trello
• slack
• organizer

https://wekan.io/

• trello
• opensource
• meteor
• js
• project

http://blog.trello.com/tips-for-managing-a-remote-team/

• management
• remote
• team
• trello
• "google drive"
• slack