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. iSmart.Life icon
     6 likes
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    iSmartLife’s main goal is to create effective environment, increasing productivity and quality of life. Intuitive design is free of any distracting elements and helps to concentrate, better organize tasks, and optimize productivity.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
     
  2. Wey icon
     4 likes
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    Fast open source Slack desktop app, written in Node.js with native UI powered by the Yue library.

    Cost / License

    • Free
    • Open Source

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
     
  3. Keychat icon
     2 likes
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    • Senders send messages stamped with Bitcoin ecash to Nostr relays. The Nostr relays collect the Bitcoin ecash, then deliver messages to receivers.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Android
     
  4. AstraChat icon
     7 likes
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    AstraChat is a standalone and lightweight Jabber (XMPP) client application for mobile and desktop that connects directly to your XMPP server without any proxies in-between.

    61 AstraChat alternatives

    Cost / License

    • Pay once or Subscription
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Linux
    • iPhone
    • Kindle Fire
     
  5. Twake Chat icon
     1 like
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    Twake Chat is a secure, open source messaging platform designed for enterprises. It offers seamless integration of chat, video conferencing, file sharing, and email, and more.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Online
    • Android
    • iPhone
    • iPad
    • Android Tablet
     
  6. ZeroChat icon
     13 likes
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    An IRC-like internet chatroom hosted on ZeroNet, a distributed network. 0rc is a fully distributed website, and messages are shared through peers using the ZeroNet stack. In addition, making a new chatroom website is a simple as downloading the files and cloning the site.

    83 ZeroChat alternatives

    Cost / License

    • Free
    • Open Source

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Self-Hosted
    • Python
    • JavaScript
    • ZeroNet
     
  7. SpatialChat icon
     1 like
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    Host your virtual networking events for any number of people. Move freely between groups of people to quickly change dialogue context. Much better than Breakout Rooms in that other service.

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
     
  8. PeerSuite icon
     2 likes
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    PeerSuite is an open source, decentralized, private alternative to apps like Discord or Slack. All data is sent only between clients through encrypted WebRTC channels.

    Cost / License

    • Free
    • Open Source

    Platforms

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

    Online team collaboration - secure video conferencing, document sharing, chat, e-signing, expense tracking. Free and paid subscription.

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application type

    Platforms

    • Software as a Service (SaaS)
     
  10. Circle.so icon
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    Gone are the days of needing to make a whole bunch of different tools work together. With Circle, you can combine the exciting, interactive nature of a community with your content — all in one seamless experience.

    23 Circle.so alternatives

    Cost / License

    • Subscription
    • Proprietary

    Platforms

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

    Eliminate communication overload with nucleusapp.io so you can focus on doing the work that matters. It’s a centralized platform to unite your communication and bring your meetings, messages, tasks, and notes into one place to increase productivity.

    Cost / License

    • Subscription
    • Proprietary

    Platforms

    • Software as a Service (SaaS)
     
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