AI · alternatives · 2026

24 alternatives to Knock agent for Slack

Build, manage, and ship customer messaging from Slack

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
   Knock▲342

   Notification infrastructure for developers

   2022 · knock.app · its alternatives →

2. 2
   Slack Message Buttons▲611

   Making messages more interactive with buttons

   2016 · slack.com · its alternatives →

3. 3
   Slack▲2,714

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

   2013 · slack.com · its alternatives →

4. 4
   Chatterbox▲223

   Live chat with your to-be customers straight from your Slack

   2017 · retainly.co · its alternatives →

5. 5
   Calls on Slack▲725

   Make voice calls in Slack

   2016 · its alternatives →

6. 6
   Slack Shared Channels▲480

   Work with anyone in Slack

   2017 · slack.com · its alternatives →

7. 7
   Knock data sources▲123

   Trigger event-based messaging from Stripe, Clerk, Supabase

   Apr 2026 · knock.app · its alternatives →

8. 8
   Dialogs by Slack▲396

   Build interactive forms in Slack that do all sorts of things

   2017 · docs.slack.dev · its alternatives →

9. 9
   Mention for Slack▲341

   Real-time monitoring + real-time chat

   2016 · mention.com · its alternatives →

10. 10
    Thread Messaging on Slack▲710

    Keep conversations organized and easy to follow with Threads

    2017 · slack.com · its alternatives →

11. 11
    Slack Video Calls▲773

    Talking face-to-face with your team is just one click away

    2016 · slack.com · its alternatives →

12. 12
    Intercom for Slack▲482

    Chat, qualify and close leads directly from Slack

    2018 · intercom.com · its alternatives →

13. 13
    Slack with your Users▲339

    Speak to your app's users entirely within Slack

    2015 · its alternatives →

14. 14
    Hey for Slack▲133

    Make your community feel welcomed

    2022 · its alternatives →

15. 15
    Trello for Slack▲636

    Organize anything with anyone, inside Slack

    2016 · trello.com · its alternatives →

16. 16
    Smallchat Beta▲372

    Slack integration for chatting with visitors to your website

    2017 · small.chat · its alternatives →

17. 17
    Slack 4.0▲472

    A snappier, more efficient Slack desktop experience

    2019 · slack.com · its alternatives →

18. 18
    Troops▲278

    Slackbot that makes CRM easy and Intelligent

    2016 · salesforce.com · its alternatives →

19. 19
    Drift for Slack▲200

    Talk to your website visitors & customers in real-time

    2016 · drift.com · its alternatives →

20. 20
    Api.ai for Slack▲420

    Build a smart conversational Slack bot in 5 minutes.

    2016 · its alternatives →

21. 21
    Knock CLI▲104

    Bring your notification infrastructure to your fingertips

    2023 · knock.app · its alternatives →

22. 22
    MakersClaw▲418

    Hire AI employees that live in your Slack, Teams, Telegram

    Jun 2026 · makersclaw.com · its alternatives →

23. 23
    Slack for Mobile 2.0▲300

    Rebuilt from the ground up

    2015 · slack.com · its alternatives →

24. 24
    Knock-Knock.net – Visualizing the bots knocking on my server's door▲224

    Knock-Knock.net is a live honeypot dashboard showing real-time bot attacks by protocol, source country, ISP, username, password, and IP across SSH, Telnet, FTP, RDP, SMB, SIP, HTTP, and SMTP services.

    Feb 2026 · knock-knock.net · 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 →