About This Tool
JWT Decoder - Decode JSON Web Tokens is a free online developer tool that runs entirely in your browser. No signup required, no data uploaded to servers—complete privacy and security for your content.
Perfect for developers, content editors, technical writers, and anyone who needs to decode and inspect jwt tokens instantly. view header, payload, and signature. check expiration times and token claims. free online jwt decoder. perfect for debugging authentication tokens.. All processing happens locally in your browser, ensuring your data never leaves your device.