Terms of use

Effective July 31, 2026.

Heuristic findings only

Results identify patterns that may require migration work. They are not compiler output, guarantees, or a substitute for official documentation and testing.

Your responsibility

You are responsible for verifying package versions, reviewing official migration guidance, testing your application, and protecting any sensitive source you choose to paste.

Availability

The service is provided as-is and may change or be unavailable. To the maximum extent permitted by law, we are not liable for decisions made from checker results.

Acceptable use

Do not abuse, attack, scrape excessively or interfere with the site or its infrastructure.