- CSSViewer - simple CSS property viewer;
- Dimensions - tool for designers to measure screen dimensions;
- MeasureMate - tool for measuring distances between elements on websites;
- Full Page Screen Capture - screenshot of your current page;
- User CSS - quick and easy way to add custom CSS to the current web site;
- WhatFont - easiest way to identify fonts on web pages;
- VisBug - open source browser design tools;
- PerfectPixel - tool to design a site with pixel accuracy;
- Color Picker - pick a color from the page;
- HTML to Figma - import a web page to Figma layers;
- React Developer Tools - React debugging tools;
- Redux DevTools - for debugging application's state changes;
- Augury - adding tools for debugging and profiling Angular applications;