GitHub uses Slack, and has done since long before the Microsoft acquisition. Git...

danpalmer 3 months ago | parent | context | favorite | on: Judge dismisses DMCA copyright claim in GitHub Cop...

GitHub uses Slack, and has done since long before the Microsoft acquisition. GitHub also does a ton of chat-ops, or at least used to, so their migration from Campfire to Slack was a big move for the company, I doubt they want to move again.