Side by side
WebhookInbox vs WebhookRelay
Both stand on webhook management software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Paid APISelf-hostedWeb
WebhookInbox provides a focused way to capture and inspect HTTP requests through a browser or API. Its retention cap, expiration behavior, and response timeout are important when planning debugging or event-monitoring workflows.
Visit WebhookInbox Free plan APIWeb
WebhookRelay offers webhook storage, inspection, forwarding, and scheduled retries on its free plan. Keep the seven-day history and event cap in mind when deciding whether the plan fits.
Visit WebhookRelayThe facts
| WebhookInbox | WebhookRelay | |
|---|---|---|
| Free plan | Not published | Yes |
| Open source | Not published | Not published |
| Runs on | API, Self-hosted, Web | API, Web |
| Lowest paid plan | Not published | Free or on request |
| Plans published | None | 1 |
| Maker | Not published | Not published |
| Website | webhookinbox.com | webhookrelay.org |
| On webhook management software | #29 of 29 | #25 of 29 |
WebhookInbox: what it does well
- Generated URLs capture requests from other applications
- Incoming request data appears in real time
- REST API manages inboxes and captured items
- Supports long polling and HTTP streaming
- Open source with self-hosting supported
What to know first
- Each inbox normally stores only 100 items
- Inboxes expire when their time-to-live ends
- No custom response within 20 seconds returns 503
WebhookRelay: what it does well
- Automatic retries follow a five-step schedule.
- Dashboard logs payloads, headers, statuses, and timing.
- Manual retries are available for failed events.
- Unique endpoint secrets support HMAC verification.
- Free plan includes 25,000 events per month.
What to know first
- Event history lasts seven days on the free plan.
- At the limit, new requests are rejected with HTTP 429.
- Forwarded headers exclude Host and Content-Length.
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