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Mattermost is an open source alternative to Slack.Pricing:
- Open Source
#Team Collaboration #Work Collaboration #Web And Video Conferencing 59 social mentions
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Chat for distributed teams. Zulip combines the immediacy of real-time chat with an email threading model. With Zulip, you can catch up on important conversations while ignoring irrelevant ones.Pricing:
- Open Source
#Communication #Group Chat & Notifications #Messaging 50 social mentions