Logn Server

Choose a tool below to debug or simulate your OpenID Connect flows.

Error Explainer

Look up OIDC error codes and troubleshooting tips.

OIDC Flow Simulator

Step through a simulated authorization-code flow.

Run locally with Docker

Start the diagnostics site in a single command:

docker run --rm -it -p 8080:8080 ghcr.io/lognserver/logn:main

Then browse to http://localhost:8080. Override settings with environment variables (e.g. LOGN__Authority) if you need to test against a different provider.

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