Extension Source Viewer & Security Analyzer

View the source code of Chrome extensions and assess their security quickly, clearly, and easily.

🚀 Key Features

🔹 View source code directly
Browse files such as manifest, background.js, and content scripts directly in your browser — no download required.

🔹 Automatic security analysis
Obtain a security score (0–100) based on:

Permissions
Domains and match patterns
Heuristic signals from the source code

🔹 Understand risks easily
Not just technical data — the tool helps you:

Identify sensitive permissions
Check whether the extension runs across multiple sites
Quickly spot potential security issues

🔹 Detailed analysis by category

Permissions
Network / domain access
Rule-based security scanning
Links and URLs in the code

🔹 Clean and user-friendly interface
Designed for both developers and general users.

💡 Who is it for?

✔️ Users wishing to check extensions before installation
✔️ Developers performing quick audits
✔️ Security researchers

🔒 Privacy & Security
No personal data is collected
No data is sent to external servers
All analysis is conducted locally in your browser
⚠️ Disclaimer

The security score is an automated indicator, not a final assessment.
The tool aids informed decision-making but does not replace a professional security review.

⚙️ How to use
Open the extension’s detail page in the Chrome Web Store
Click the extension icon in your browser toolbar
The source code viewer and security analysis will open immediately

🧠 Understand extensions before placing your trust in them.