FA Dev Tools

Bookmarklet

A bookmarklet runs JavaScript on the current page instead of navigating away. Encode multi-line JS into a one-line javascript: URL, then paste it into your browser bookmark Location. When debugging in the address bar, re-type javascript: at the front — the browser strips it on paste. Making Bookmarklets

Quick

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Add JavaScript above (or a bookmarklet URL below), then enter a name in Save as.

Saved scripts are stored in your browser's IndexedDB on this device.

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