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Browser-based utilities for work and everyday tasks — encode and decode text, format data, generate passwords and QR codes, convert units and colors, calculate dates and percentages, compare text, and more. Everything runs locally in your browser; search by keyword or filter by category.

Security & authFree · Private

Online JWT decoder

Paste a JSON Web Token to decode its header and payload online. See claims, expiry status, and formatted JSON — processed locally in your browser. Does not verify signatures.

• •Decode JWT header and payload as formatted JSON
• •Show token expiry status and expiration timestamp

Open JWT decoder →

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