AI · alternatives · 2026

24 alternatives to Buzz

Your people, your agents, your project — all in one place

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   Slack▲2,714

   Be less busy. Real-time messaging, archiving & search.

   2013 · slack.com · its alternatives →

2. 2
   Messenger Platform (Beta)▲518

   Build your bot and reach 900 million people around the world

   2016 · developers.facebook.com · its alternatives →

3. 3
   Hangouts Chat by Google▲546

   Intelligent team communication

   2018 · accounts.google.com · its alternatives →

4. 4
   Slack Shared Channels▲480

   Work with anyone in Slack

   2017 · slack.com · its alternatives →

5. 5
   Slack▲93

   Platform for team communication

   2015 · slack.com · its alternatives →

6. 6
   #Startup Chat▲358

   The global startup community, on Slack

   2014 · hashtagstartup.co · its alternatives →

7. 7
   Twist 1.0▲413

   More productive messaging for teams

   2017 · apps.apple.com · its alternatives →

8. 8
   Teamhub.com▲237

   Hey HN, We've just launched our team collaboration platform where we're bringing together all the important tools under one app. We've been frustrated in the past with tools which had a huge disconnect between projects and chat. It always inevitably leads to teams using external chat apps for "project management" and then abandoning the main tools altogether. We're creating tools we hope teams will stick with. Super integrated Chat. Convert comments to tasks and have them auto added to project boards. Automations to help massively reduce burden on the team. Workflows, Time-Off and so much…

   2024 · teamhub.com · its alternatives →

9. 9
   Hangouts Chat by Google (Early Access)▲450

   Bring your team together

   2017 · blog.google · its alternatives →

10. 10
    GitHub Team Discussions▲260

    Now there's more space to talk through your projects 💬

    2017 · github.blog · its alternatives →

11. 11
    Slackin▲293

    Create your own public Slack chat community

    2015 · github.com · its alternatives →

12. 12
    HipChat 2.0▲120

    Group chat and IM built for teams.

    2014 · its alternatives →

13. 13
    Slack▲128

    A platform for team communication

    2014 · slack.com · its alternatives →

14. 14
    Message.io▲296

    Bots that work everywhere

    2016 · its alternatives →

15. 15
    Rocket.Chat▲152

    Your own open source Slack-like chat

    2015 · rocket.chat · its alternatives →

16. 16
    Hipchat▲35

    Group chat and IM built for teams.

    2014 · its alternatives →

17. 17
    Mantle Chat▲298

    Collaboration platform where teams work with AI together

    May 2026 · mantle.chat · its alternatives →

18. 18
    Teamchatviz▲80

    Visualize how your team communicates on Slack

    2016 · moovel.github.io · its alternatives →

19. 19GC
    Gitter – Chat for GitHub▲243

    2013 · gitter.im · its alternatives →

20. 20
    CoChat▲261

    Openclaw for Teams that is secure, collaborative, autonomous

    Mar 2026 · cochat.ai · its alternatives →

21. 21
    CircleChat▲156

    Give your AI agents a slack, a task board, and a boss

    Jul 2026 · circlechat.co · its alternatives →

22. 22
    CodebaseChat▲207

    Create a GPT chatbot for any GitHub repo in just 30 seconds

    2023 · codebasechat.com · its alternatives →

23. 23
    Growbot for Slack▲201

    Celebrate team wins in Slack

    2015 · growbot.io · its alternatives →

24. 24
    Block/buzz: a workspace built for teams of humans and agents▲21

    A hive mind communication platform. Contribute to block/buzz development by creating an account on GitHub.

    Jun 2026 · github.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →