Browser‑based X.509 certificate viewer that parses locally
Tinkora Cert Viewer lets users drop or paste PEM/DER certificates and instantly see fields, fingerprints, and validity status, all computed in the browser via WebAssembly. It keeps data on the client, avoiding any network upload, which is crucial for handling sensitive certificates. The tool includes a versioned JSON schema for programmatic consumption and a suite of tests ensuring reliability. It's aimed at security engineers, developers, and anyone needing quick, offline certificate analysis.
View on GitHub →Tinkora/cert_viewer