JSON Viewer Plus - 20+ Themes & Auto Formatter

React Developer Tools

Meta

Adds React debugging tools to the Chrome Developer Tools. Created from revision 3cde211b0c on 10/20/2025.

Wappalyzer - Technology profiler

Identify web technologies

JSON Formatter

Makes JSON easy to read

Redux DevTools

Redux DevTools

Redux DevTools for debugging application's state changes.

Web Developer

Adds a toolbar button with various web developer tools.

Eye Dropper

Pick colors from any website.