ExtSource Pro
Extension Actions
- Live on Store
Download the complete source code of any Chrome Web Store extension in CRX or ZIP format.
ExtSource Pro is a powerful developer-focused Chrome extension that allows you to download the complete source code of any Chrome Web Store extension with ease.
Whether youβre learning extension development, performing security analysis, or creating backups, ExtSource Pro gives you direct access to extension source files in just a few clicks.
π― KEY FEATURES:
π¦ Complete Source Code Downloads
Download the full source code of any Chrome Web Store extension quickly and reliably.
π Multiple Download Formats
Choose between native CRX files or fully extracted ZIP archives for easy inspection.
β‘ Automatic URL Detection
Automatically detects extension URLs from your currently active Chrome Web Store tab.
π Real-Time Download Progress
Monitor download status with a live progress indicator displaying transferred bytes.
π Dark & Light Themes
Clean, modern interface with dark and light mode support.
π Privacy-First Design
No tracking, no analytics, and no data collection. Everything runs locally in your browser.
π‘ USE CASES:
-Learn Chrome extension development by studying real-world examples
-Analyze extension source code for security research
-Back up extensions before removal or deprecation
-Understand how popular extensions are structured
-Educational and research purposes
βοΈ TECHNICAL DETAILS:
Supports CRX2 and CRX3 formats
Downloads directly from Googleβs official update servers
Automatic CRX-to-ZIP extraction
Compatible with all Chrome Web Store extensions
π HOW TO USE:
-Open any extension page on the Chrome Web Store
-Click the ExtSource Pro icon in your toolbar
-The extension URL is detected automatically
-Select Download as CRX or Download as ZIP
-The file is saved directly to your computer
π§ SUPPORT
If you encounter issues or have feature suggestions, please leave a review or contact the developer.
Made with β€οΈ by Rakshan Manvaith