Better JWT Decoder: Faster, secure and Just Better!!

Decode secure JWT tokens right from your own browser without leaving your webpages. Your tokens never leave your own browser.

🔐 Better JWT Decoder is a fast, privacy-first JWT decoder Chrome extension for developers, testers, QA engineers, and security teams working with JSON Web Tokens. Decode JWT tokens directly in your browser without jumping between DevTools, jwt.io, scripts, or online token decoder websites. Paste a JWT manually, inspect the header and payload, verify signatures, and use Live Capture to find JWT- bearing network requests from the current tab. ✨ Key Features 🔎 Decode JWT Tokens Instantly Paste any JSON Web Token and view the decoded header, payload, signature, and claims in a clean Chrome popup. 🧠 Understand JWT Claims Inspect common claims like exp, iat, nbf, iss, aud, sub, scope, and custom payload fields with readable formatting. ⏱️ Human-Readable Expiry Times Check token expiry, issued-at, and not-before values in your timezone so auth bugs are easier to debug. ✅ Verify JWT Signatures Verify HS256, HS384, HS512, RS256, RS384, RS512, PS256, PS384, PS512, ES256, ES384, and ES512 signatures with shared secrets or public keys. 📡 Live Capture for Network Requests Find requests from the current tab that contain JWT tokens, then open selected tokens directly in the decoder. 📋 Copy Values Quickly Copy decoded claims, payload values, and token sections without digging through raw JSON. 🌙 Built for Daily Developer Work Readable formatting, dark theme, DevTools support, clipboard detection, and a focused interface for debugging auth flows. 🛠️ Perfect For • Debugging login and session issues • Inspecting OAuth, OIDC, and API authentication flows • Checking JWT expiry and issued-at claims • QA testing protected apps • Reviewing bearer tokens from DevTools network traffic • Verifying token signatures during local development • Understanding custom JWT claims and scopes 🔒 Privacy First Your tokens are decoded locally in your browser. Better JWT Decoder is designed so you can inspect JWTs without pasting sensitive tokens into random online tools. 🚀 Install Better JWT Decoder and make JWT debugging faster, clearer, and safer inside Chrome.