I think if you ask Slack about that they'll happily tell you about Slack Grid. EDIT: Whoops actually Shared Channels is the feature I was thinking of: https://

I think if you ask Slack about that they'll happily tell you about Slack Grid. EDIT: Whoops actually Shared Channels is the feature I was thinking of: https://slackhq.com/introducing-shared-channels-where-you-can-work-with-anyone-in-slack https://slackhq.com/introducing-shared-channels-where-you-ca...