Instant Ad-Close per Francesco De Stefano

Simple but powerful ad-blocking extension for your Browser; the main goals are simplicity of implementation and performance.

Once installed, an icon should appear in your toolbar. Red means blocking is enabled, dark grey means disabled; click the icon to toggle. Preferences to customize the URI filters it uses. You can import/export filters as JSON and restore and sort it.

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Download open source project - click here
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Details
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This extension can only block external requests (images, Flash, XHR) via the URL patterns that you can set in the extension's preferences. Through the extension options settings you also can hide private addresses from WebRTC/ICE/STUN.