Universal CORS Rewriter

Name: Universal CORS Rewriter
Author: Aigent Labs

Rewrite CORS headers for any domain so requests work from any origin

As of May 2026, Universal CORS Rewriter has 51 users in the Developer Tools category.

Aigent Labs Developer Tools

Chrome Web Store ↗.crx

Users+2.0%

Rating0%

—

— reviews

Reviews0%

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Version

1.0

Manifest V3

History

4 snapshots

Tracking since Apr 20, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 20, 2026	50	—	—	1.0
May 6, 2026	54	—	—	1.0
May 17, 2026	52	—	—	1.0
May 30, 2026	53	—	—	1.0
Now	51	—	—	1.0

Permissions & access

Permissions: declarativeNetRequestwebRequeststorageactiveTab
Host access: *://*/*

Screenshots

About

Universal CORS Bypass - Development Tool

🚀 WHAT IT DOES
Automatically bypasses CORS (Cross-Origin Resource Sharing) restrictions for ANY domain by injecting permissive CORS headers. Perfect for web developers who need to test APIs, access resources, or develop applications without CORS blocking requests.

✨ KEY FEATURES
• 🌍 Universal Support - Works with any HTTP/HTTPS domain
• 🎛️ Easy Toggle - Simple ON/OFF control via extension icon
• 📱 Visual Feedback - Color-coded badge shows current status (Green=ON, Red=OFF)
• 🔧 Zero Configuration - Works immediately after installation
• 🚀 Modern Technology - Built with Manifest V3 for reliability
• 🔍 Debug Friendly - Console logging for troubleshooting

🎯 PERFECT FOR
• API Testing and Development
• Cross-domain resource access
• Frontend development with external APIs
• Testing fetch() and XMLHttpRequest calls
• Accessing CDN resources
• Localhost development with external services

🎮 HOW TO USE
1. Install the extension
2. Click the extension icon to enable (badge turns green)
3. Make requests to any domain from your web application
4. CORS restrictions are automatically bypassed!
5. Click again to disable when not needed

🔧 TECHNICAL DETAILS
Uses Chrome's Declarative Net Request API to inject headers like:
- Access-Control-Allow-Origin: *
- Access-Control-Allow-Methods: *
- Access-Control-Allow-Headers: *
- Access-Control-Allow-Credentials: true

⚠️ IMPORTANT NOTES
• FOR DEVELOPMENT ONLY - Not intended for production use
• Only affects YOUR browser - doesn't change server policies
• Configure proper CORS on your servers for production
• Toggle OFF when not needed for security

🛠️ BROWSER COMPATIBILITY
Chrome 88+ (Manifest V3 compatible)

📋 PERMISSIONS EXPLAINED
• "declarativeNetRequest" - To modify response headers
• "storage" - To remember ON/OFF state
• "webRequest" - To intercept network requests
• "host permissions" - To work with all domains

Perfect for developers who need a reliable, easy-to-use CORS bypass tool for testing and development!