JWT Token Decoder

Decode and inspect JSON Web Tokens (JWT) claims, headers, and expiration dates.

Overview

The JWT Token Decoder runs entirely inside your browser side panel. No data is transmitted over the network, making it safe for proprietary tokens, logs, and sensitive payloads.

Key Features

• Instant Results: Live evaluation as you type or paste.
• 1-Click Copy: Fast clipboard integration with feedback.
• Smart Formatting: Handles edge cases, invalid inputs, and whitespace automatically.
• Dark Mode Native: Seamlessly matches your browser and system preferences.

Usage Guide

1. Open the hckr side panel (Cmd+Shift+H on macOS / Ctrl+Shift+H on Windows).
2. Select JWT Token Decoder from the sidebar or press Cmd+K to quick-search.
3. Paste or type your input in the editor.
4. Copy the result directly to your clipboard.