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Alternatives

Products that do what Relayze does

Debug webhooks in real-time with instant observability

  1. 1DA

    Hey HN! I’ve written a bunch of WebSocket servers over the years to do simple things like state synchronization, WebRTC signaling, and notifying a client when a backend job was run. I realized that if I had a simple way to create a private, temporary, mini-redis that the client could talk to directly, it would save a lot of time. So we created DriftDB. In addition to the open source server that you can run yourself, we also provide https://jamsocket.live where you can use an instance we host on Cloudflare’s edge (~13ms round trip latency from my home in NY). You may have seen my…

    2023 · driftdb.com

  2. 2

    Webhooks development relay app with VS Code extension

    2022

  3. 3RT

    2014 · scoutapp.github.io

  4. 4
    HookWatch112

    Automated webhook monitoring for indie hackers & small teams

    Feb 2026

  5. 5
    Deposure185

    Launch your APIs live effortlessly

    2025

  6. 6

    Create instant disposable Webhooks to inspect & respond fast

    2025

  7. 7DW

    2021 · diahook.com

  8. 8

    Instant Webhook URLs with AI Powered Notifications

    2025

  9. 9I2
  10. 10

    Capture webhooks & replay to localhost — no tunnel needed

    Jun 2026 · relayfox.dev

  11. 11PA
  12. 12PA
  13. 13
    HookBox120

    An Instant Webhook & Email Debugging tool for developers.

    Sep 2025

  14. 14MI
  15. 15RS
  16. 16RR

    2019 · remotejs.com

  17. 17AT

    I built a Chrome extension that acts as a WebSocket proxy, allowing real-time monitoring, message simulation, and traffic interception. Think "Proxyman for WebSockets" but integrated into Chrome DevTools. Key features: Real-time WebSocket monitoring and message capture Send custom messages in both directions (client ↔ server) Block incoming/outgoing messages for testing Background monitoring (captures connections even when DevTools is closed) Why: I was debugging a WebSocket chat app and needed better tools than browser DevTools. Existing solutions required external proxies or were too…

    2025 · websocket-devtools.com

  18. 18

    Webhook infrastructure with a local dev tunnel built in

    Jul 2026 · relaykit.io

  19. 19IM

    Hi HN! Last year, I built LocalCan app in which you can develop apps using .local domains and Public URLs. Although it allows for testing webhooks too, I wanted to give back and create a free online tool specifically for that purpose! And so, I've made Webhook.cool Simply use your unique webhook URL to send any webhook to it from services like Shopify, Slack, Mailchimp, Trello, GitHub, PayPal, Discord, and Jira. Give it a try and let me know how if you have any feedback.

    2024 · webhook.cool

  20. 20VP

    Howdy HN, Ashley here. Most of my projects use realtime, but the jump from 'free' to 'paid' on existing platforms stressed me out, and I didn’t want to self-host soketi or sockudo. So I built Vask, a websocket platform built on top of Cloudflare Workers, Durable Objects, KV storage, and analytics engine, so I can get sort-of infinitely scalable, low latency, and low-cost websockets. I noticed that ‘fan-out’ is pretty cheap with Cloudflare, so Vask can bill per message sent rather than message received (no fan-out cost), which is great for certain workloads, and quite different to existing…

    May 2026 · vask.dev

  21. 21DA
  22. 22GH

    2013 · geoping.com

  23. 23WU
  24. 24

    Know when your webhooks break — before your users do

    Mar 2026

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