DOM Mutation Debugger

Visualise DOM mutations directly on your page - no need to keep DevTools open.

Have you seen elements blinking in DevTools with every change? Now all those changes visualised directly on your website's UI! Features - highlights changed elements in real time - tooltips display detailed mutation info - click a tooltip to save mutation data as a global variable - customisable behaviour - filter by mutation type - group mutations by nearest custom component - adjust throttle - light and dark themes supported - Sentry Mode for continuous monitoring. This extension does not collect or share any personal data. --- Documentation: Sentry mode Enable it to get instant alerts when any element keeps mutating in a loop. Tooltip structure - element name - amount of mutations occurred in current life cycle - mutation type (child added/removed, text, attribute) - selector. Global object $dmd Stores up to 10 latest saved mutations. Each mutation contains: mutated element, it's selector and what has changed.