A “professional network for your Slack team”
slack
/communiti
How to Enable Two-Factor Authentication on Slack
Slash Webtask
Extend Slack with Node.js. Looks handy.
The PaperBot
A Slackbot to collect and organize links from Slack channels, which are then shared via daily digest.
Meekan
A service that matches everyone’s calendars, and can quickly (re)schedule meetings via Slack or Hipchat.