Slack Alternatives

Slack is described as 'Facilitates teams' real-time collaboration with versatile chat interface and advanced search in configurable channels across multiple platforms' and is a leading Group Chat app in the social & communications category. There are more than 100 alternatives to Slack for a variety of platforms, including Web-based, Android, iPhone, Windows and Mac apps. The best Slack alternative is Element. It's not free, so if you're looking for a free alternative, you could try Element or Zulip. Other great apps like Slack are Rocket.Chat, Discord, Matrix and Wire.

filter to find the best alternatives

Slack alternatives are mainly Group Chat Apps, but if you're looking for Team Collaboration Tools or Video Calling Apps you can filter on that. Other popular filters include Open Source, Self-Hosted, Self-Hosted + Open Source and Free. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Slack.
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Alternatives list

  1. Copy a direct link to this comment to your clipboard

    This simple Matrix client written in Python allows you to send and receive messages and files, verify other devices, and interact with your Matrix account or other Matrix users in many ways. You use it from the terminal (CLI) or integrate it into other simple Python programs.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Linux
    • Docker
    • Docker Hub
    • Python
    • Nix Package Manager
     
  2. MainFrame icon
     3 likes
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    Welcome to the connective tissue of the workplace, the command center for your productivity, and the beating heart of your organization.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    • Android Tablet
    • iPad
     
  3. Async icon
     2 likes
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    Async is a web application that helps small teams of software engineers have deep uninterrupted discussions and build more focused software.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
     
  4. Quebic icon
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    Quebic is the best way to communicate over text, voice, and video. On our platform, users own their data, and we will not sell your information to third parties.

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application type

    Platforms

    • Online
    • iPhone
    • Windows
    • Mac
    • Linux
     
  5. Fuse Chat icon
     1 like
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    Fuse Chat is a Video Chat script userfriendly php socket.io script With is fully responsive design whatever if you are using a mobile a computer or even a tablet will always fit your screen and give you the best chat experience possible.

    Cost / License

    • Pay once
    • Proprietary

    Platforms

    • Online
    • Self-Hosted
     
  6. Copy a direct link to this comment to your clipboard

    Conference Calling offers affordable audio conferencing and screen sharing services, including call recording, online call management, web conferencing, HD audio quality and more.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Blackberry
    • Chrome OS
    • Windows Phone
    • Blackberry 10
     
  7. Valour icon
     2 likes
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    Valour is an open-source, privacy focused alternative to platforms like Discord or Slack, developed by a small team of volunteers. The app has been in development for over three years and is currently in it's alpha stages of testing.

    21 Valour alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
     
  8. Topia icon
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    a place to hang out with friends. proximity webcam chat, video/audio sharing, sharescreen etc.

    Cost / License

    • Free Personal
    • Proprietary

    Platforms

    • Online
     
  9. Copy a direct link to this comment to your clipboard

    Campfire is an installable, self-hosted group chat system. Easily invite people. Make rooms. @mentions, DMs, and mobile support. The basics done right. And since you get the code and host it yourself, you can customize it however you’d like for your own use.

    51 ONCE Campfire alternatives

    Cost / License

    • Free
    • Open Source

    Platforms

    • DigitalOcean
    • Self-Hosted
    • Amazon Web Services
    • Docker
     
  10. ScudCloud icon
     9 likes
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    ScudCloud is a non official open-source Ubuntu desktop client for Slack.

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Linux
    • Linux Mint
    • Kubuntu
    • Ubuntu
     
  11. Engagedots icon
     2 likes
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    Engagechats is most impressive an enterprise business/team chat software for effective business communication across multiple devices with advanced chat application technologies.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Android
    • iPhone
     
  12. Mana icon
     2 likes
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    Avoid the pitfalls of modern collaboration. With Mana, you have everything in one place. Communications, notes, projects, wikis and documents.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
    • Android
    • iPhone
    • Chrome OS
    • Software as a Service (SaaS)
     
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