Cornucopia

Cornucopia is a local developer extension. Click the toolbar icon, pick a tool, and inspect the page you are looking at. Nothing is uploaded. There is no account and no analytics. - Typography reads the font under the pointer. Click to pin the card and copy CSS. - Color reads a pixel, saves it to a session palette, and shows contrast for the two newest colors. - Measure outlines an element or a rectangle you drag. - Grid draws a baseline grid you can resize. - Viewport resizes the window to a common width, or a custom size, and can restore it. - Clear site data deletes cookies and cache for the current site after you confirm, then reloads the tab. Page tools work on http and https pages. chrome:// pages and the Chrome Web Store cannot be inspected.