JWT Decoder
// Decode and inspect JSON Web Tokens
#About JWT Decoder
Free online JWT decoder. Paste a JSON Web Token to decode and inspect its header, payload, and signature. This tool runs entirely in your browser — your data is never sent to a server. Just paste your input, get instant results, and copy with one click. No sign-up or installation required.
#FAQ
Is it safe to decode JWTs online? ▾
This tool runs entirely in your browser. Your token never leaves your device and is not sent to any server.
Can this tool verify JWT signatures? ▾
This tool decodes and displays the JWT contents. Signature verification requires the secret key or public key, which is not handled by this decoder.
</> Embed this tool ▾
Copy this code to embed the tool on your website. Adjust the height to fit your layout.
<iframe src="https://www.browserutils.dev/embed/jwt-decoder" width="100%" height="500" frameborder="0" title="JWT Decoder"></iframe>