The ultimate webhook testing suite for developers. Capture, inspect, and replay requests in real-time without tunnels. Features API mocking (custom status/latency), secure forwarding, JSON Schema validation, and live SSE streaming. Perfect for debugging Stripe, GitHub, Shopify & Zapier workflows.

1 stars 0 forks 1 watchers JavaScript ISC License
api-mocking apitesting developer-tools http-replay real-time sse webhooks
1 Open Issue Need Help Last updated: Jan 15, 2026

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AI Summary: This GitHub issue proposes clarifying the description for 'SSE Heartbeat' in the `README.md`'s Performance & Limits table. The current description, 'Global efficient interval,' is technical and describes an implementation detail. The suggested change is to use 'Keeps real-time stream alive' to better explain its user-facing purpose of maintaining the SSE connection.

Complexity: 1/5
documentation good first issue

The ultimate webhook testing suite for developers. Capture, inspect, and replay requests in real-time without tunnels. Features API mocking (custom status/latency), secure forwarding, JSON Schema validation, and live SSE streaming. Perfect for debugging Stripe, GitHub, Shopify & Zapier workflows.

JavaScript
#api-mocking#apitesting#developer-tools#http-replay#real-time#sse#webhooks