HTTP2.Pro
Test endpoints for client and server HTTP/2 protocol support.
Read docs Updated 2026-06-16
What is HTTP2.Pro?
HTTP2.Pro is a development tool that supplies endpoints for testing HTTP/2 protocol support in clients and servers.
It is useful for developers verifying HTTP/2 compatibility during implementation and debugging.
What you can build with HTTP2.Pro
Server HTTP/2 Validation
Developers query endpoints to confirm their web servers correctly negotiate HTTP/2, support multiplexing, and handle header compression during live tests.
Client Library Compatibility Checks
Test HTTP client code or libraries to verify they successfully upgrade connections to HTTP/2 and fall back gracefully to HTTP/1.1 when needed.
CI/CD Protocol Testing
Add automated calls to HTTP2.Pro in build pipelines to catch HTTP/2 misconfigurations before deploying client or server updates.
Get started with HTTP2.Pro
- 1Visit the HTTP2.Pro site and review the list of available test endpoints
- 2Select the client-test or server-test endpoint that matches your use case
- 3Issue a simple HTTPS GET or POST request to the chosen endpoint
- 4Parse the returned JSON to see detected HTTP/2 features and any errors
- 5Log or assert on the response inside scripts or test suites
HTTP2.Pro: pros & cons
Pros
- +No authentication or keys required
- +HTTPS endpoints by default
- +Covers both client and server testing
- +Lightweight and quick to call
Cons
- –Narrow scope limited to HTTP/2 checks
- –No published rate-limit or quota details
- –Relies on third-party uptime
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Frequently asked questions
HTTP2.Pro is a service that exposes endpoints for testing HTTP/2 protocol support in both client and server implementations.
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