JWT Viewer Extension Chrome

View decoded JWTs from storage with deep inspection

Latest Version

Version

1.01

Update

November 12, 2024

Size

14.26KiB

Developer

JWT Viewer Extension

Title: JWT Viewer - Decode & Inspect Storage Tokens

Description:
JWT Viewer is a lightweight and secure tool for developers to easily inspect JSON Web Tokens (JWTs) stored in localStorage and sessionStorage.

Key Features:
- Automatically detects JWTs in both localStorage and sessionStorage
- Decodes and displays JWT header and payload in a clean, formatted view
- One-click copy functionality for entire tokens
- Expandable/collapsible token sections for better organization
- Real-time token inspection with refresh capability
- Zero external dependencies - all decoding happens locally
- Supports nested JSON objects inspection

Perfect for:
- Web Developers
- Security Engineers
- API Testing
- Debugging Authentication
- Token Inspection during Development

Privacy & Security:
- Works entirely offline
- No data collection or external communications
- Token decoding happens locally in your browser
- No sensitive data leaves your machine

How to use:
1. Click the extension icon on any webpage
2. View automatically detected JWTs from storage
3. Expand/collapse sections to focus on specific tokens
4. Copy tokens with a single click
5. Refresh to check for new tokens

Feedback and feature requests welcome!

Tags: JWT, JSON Web Token, Developer Tools, Web Development, Authentication, Debug

Source Manifest.json

{"update_url": "https://clients2.google.com/service/update2/crx", "manifest_version": 3, "name": "JWT Viewer", "version": "1.01", "description": "View decoded JWTs from storage with deep inspection", "permissions": [ "activeTab", "scripting" ], "action": { "default_icon": { "16": "images/icon16.png", "48": "images/icon48.png", "128": "images/icon128.png" }, "default_popup": "popup.html" }, "content_security_policy": { "extension_pages": "script-src 'self'; object-src 'self'" }}

JWT Viewer

View decoded JWTs from storage with deep inspection

Latest Version

JWT Viewer Extension

Source Manifest.json

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