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OAuth Authorization URL Builder
Build an inert OAuth authorization-code URL with required S256 PKCE.
Entered endpoint and authorization fields
authorization-url.txt, authorization-url-report.json
Browser only
Runs locally in your browser. Your files, pasted content and generated output are not uploaded. Reset clears this tool’s working data.
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How to use this tool
- Enter the shown fields and choose the stated mode or options.
- Build authorization URL and inspect the complete result.
- Download authorization-url.txt, authorization-url-report.json.
Examples
The public RFC PKCE verifier example yields the disclosed S256 challenge.
Limitations
- The URL is a download only; no navigation, account authorization, token exchange or request runs.
- State, nonce and verifier are supplied by you. The tool does not establish entropy, registration, issuer validation or deployment security.
- HTTPS endpoint only; redirect HTTP(S) spelling is preserved exactly. Duplicate or reserved endpoint query names refuse. Verifier is omitted from the report unless explicitly included.
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