Top 3 Open-Source Alternatives to Slack v20.05.10

Product categories

Chat Communication Group Chat & Notifications Group Messaging Instant Messaging Messaging Team Collaboration Text Messaging Web And Video Conferencing Work Collaboration

Summary

The top open-source alternatives to Slack v20.05.10 are Mattermost, Element.io, and Zulip. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Mattermost Landing Page
1

Mattermost

Mattermost is an open source alternative to Slack.
Pricing:
- Open Source
#Team Collaboration #Work Collaboration #Web And Video Conferencing 59 social mentions
Element.io Landing Page
2

Element.io

Secure messaging app with strong end-to-end encryption, advanced group chat privacy settings, secure video calls for teams, encrypted communication using Matrix open network. Riot.im is now Element.
Pricing:
- Open Source
- Free
#Group Chat & Notifications #Communication #Chat 1 social mentions
Zulip Landing Page
3

Zulip

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

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Slack v20.05.10

A simpler, more organized Slack on your phone

Top 3 Open-Source Alternatives to Slack v20.05.10

Product categories

Summary

Mattermost

Element.io

Zulip

Slack v20.05.10 discussion