CORS Unblock
Developer Tools
No more CORS error by appending 'Access-Control-Allow-Origin: *' header to local and remote web requests when enabled
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11 observed listings · as of 2 Oct 2026. Shared publisher labels are listing evidence, not verified corporate ownership.
Developer Tools
No more CORS error by appending 'Access-Control-Allow-Origin: *' header to local and remote web requests when enabled
Tools
Pure JavaScript MP3 converter to encode media files into MP3 format and add ID3 Tags
Developer Tools
A SEO tool to find broken (404) and redirected (301, 307, 308) links in all frames
Tools
Automatically change YouTube video quality to HD resolution or the highest available one
Workflow & Planning
A tabular SQLite viewer and editor that supports opening of multiple databases
Tools
Search for torrents using the official "The Pirate Bay" engine on a live ProxyBay mirror without visiting its page.
Developer Tools
No more Content-Security-Policy limitations. This extension removes all CSP-related headers during website testing.
Developer Tools
Have full-control over noisy tabs (active tab, all tabs, all other tabs, and more) with keyboard shortcut support
Art & Design
Displays random masterpieces from Google Cultural Institute in your every new tab
Workflow & Planning
Displays your Calendar's weekly, or monthly schedules and agenda on new tabs
Just for Fun
A schedulable and customizable dark theme for facebook.com and messenger.com