oidc-debugger

Temporarily set your OAuth client redirect URI to the debugger's endpoint to capture and inspect authorization callbacks in real-time, as demonstrated in the README screenshots with step-by-step visuals.

Decodes and displays error messages from authorization servers to help diagnose misconfigurations, a key feature highlighted in the project description for troubleshooting failures.

Allows building and sending authorization requests with various parameters and response modes, enabling thorough testing without manual coding, as shown in the GIF for switching response modes.

Web-based and accessible via oauthdebugger.com or oidcdebugger.com, eliminating the need for local setup or dependencies, making it instantly usable for quick debugging.