https://opensourcealternative.to/project/rocket.chat
Rocket.Chat | Open Source Alternative to Slack, Microsoft Teams, Discord
Discover Rocket.Chat, the best open source alternative to Slack, Microsoft Teams, Discord – Discover the new features and enhancements in Rocket.Chat v7.0.
open source alternativerocket chatto slackmicrosoft teams
https://www.flock.com/compare/flock-vs-slack
Flock – An Alternative to Slack
Compare Flock's features with competitors like Slack and you'd find Flock faster, slicker and an overall better alternative to Slack. Here's 44 reasons why.
alternative to slackflock