An extra sidebar on the Elements panel to quickly toggle/edit classes, attributes and states (checked, selected) Say hi: http://twitter.com/sillero Issues and source: https://github.com/sillero/devtools-class-toggler
You can Follow the below Step By Step procedure to install the DevTools Classes & Atributes panel Chrome Extension to your Chrome Web browser.
It is the DevTools Classes & Atributes panel Chrome extension download link you can download and install Chrome Browser.
Adds an 'Open as...' context menu with configurable actions: search, open on an API, 100% scriptable (via CoffeeScript).
This extension serves various purposes for web developers and testers
Chrome DevTools extension for debugging Lavaca apps.
Logs function calls in DevTools console.
Quick access to Chrome developer pages in the context menu.
Allow convenient editing of URL parameters