Awesome Chrome DevTools

Awesome tooling and resources in the Chrome DevTools ecosystem

Contents

• Learning
• DevTools tooling and ecosystem
• Chrome DevTools Protocol
• Using DevTools frontend with other platforms
• DevTools Extensions
• Alumni

Learning

• Dev Tips - Large collection of tips as animated gifs.
• DevTools Tips - Collection of illustrated tips as mini tutorials.
• Can I DevTools? - Various workflows, documented. Also a weekly tips & tricks newsletter.
• Web cheatcodes - Browser developer tools for non-developers.
• Dear Console - A collection of snippets to use in the browser console.

DevTools tooling and ecosystem

Object formatting

• immutable-devtools - Custom formatter for Immutable-js values.

Network Inspection

• betwixt - System level network proxy, providing inspection via Network panel.
• Weer - A HTTP protocol debugger (closed source)

CPU profile

• call-trace - Can instrument your JS with hooks, and then generate a .cpuprofile of the of the complete (non-sampled) execution. View either time or call counts.
• cpuprofilify - Converts output of various profiling/sampling tools to the .cpuprofile format.
• Wishbone python framework - Profiling data can export as .cpuprofile.

Multimedia

• snapline - Converts timeline screenshots to gif.

Timeline, Tracing & Profiling

• DevTools Timeline Viewer - Share URLs of your timeline recordings.

Chrome Debugger integration with Editors

• VS Code - Debugger for Chrome - Breakpoint debugging in VS Code.
• VS Code - Elements for Microsoft Edge - Elements panel inside VS Code.
• ChromeREPL - Within Sublime Text, use the Chrome console.
• Sublime Web Inspector - JavaScript Breakpoint debugging right in Sublime Text.
• WebStorm/JetBrains Chrome Extension - The WebStorm IDE can debug JavaScript, view the DOM tree, and edit HTML, CSS and JS live.

Chrome DevTools Protocol

• ChromeDevTools/devtools-protocol - Canonical location of the protocol JSON. Issue tracker for protocol bugs. TypeScript types.
• DevTools Protocol API Docs - Easy browsable UI for exploring the protocol's domains, methods and events.

Developing with the protocol

• chrome-remote-interface Wiki - Many useful recipes.
• Chrome Protocol Proxy - Tool for debugging clients using devtools protocol.

The big two automation libraries

• Puppeteer - Node.js offering a high-level API to control headless Chrome over the DevTools Protocol. See also awesome-puppeteer.
• Playwright - Library to automate Chromium, Firefox and WebKit with a single API. Available for Node.js, Python, .Net, Java. See also awesome-playwright.

Libraries for driving the protocol (or a layer above)

• JavaScript/Node.js: chrome-remote-interface
• TypeScript/Node.js: chrome-debugging-client
• Typescript/Node.js: noice-json-rpc - A proxy-based implementation to expose the CDP as its API.
• Typescript/Node.js: Taiko
• Rust: Rust Headless Chrome
• Java: chrome-devtools-java-client
• Java: jvppeteer - Headless Chrome For Java
• Python: PyCDP - Pure-Python, sans-IO wrappers. See also the Trio CDP driver
• Python: chromewhip - drop-in replacement for the splash service
• Python: pyppeteer - puppeteer port
• Python: ChromeController - high-level browser mgmt
• Go: chromedp - High-level actions and tasks for driving browsers
• Go: cdp
• Go: gcd
• Go: godet
• Go: Rod
• C#/.NET: Puppeteer Sharp - puppeteer port
• C#/dotnet: chrome-dev-tools - Protocol wrapper generator that can be customized by editing handlebars templates. Includes .Net Core template.
• Ruby: Ferrum - high-level API to control Chrome in Ruby
• Ruby: Cuprite - Capybara driver
• Kotlin: chrome-reactive-kotlin - reactive (rxjava 2.x), low-level client library in Kotlin
• Kotlin: chrome-devtools-kotlin - A coroutine-based client library, providing low-level CDP primitives and high-level extensions.
• Clojure: clj-chrome-devtools - The CDP wrapper API is autogenerated and will be updated when CDP protocol changes.
• Clojure: cuic - Providing a high-level API for UI test automation over the DevTools Protocol.
• PHP: chrome-devtools-protocol - A PHP client library for the protocol.
• PHP: PuPHPeteer - php bridge to node puppeteer

Browser Adapters

• devtools-remote-debugger - Use devtools against a webpage; a CDP agent implemeted in client-side JS.
• Inspect - Use devtools against iOS and Android, easily. Browser and Webviews. (closed source)

Using DevTools frontend with other platforms

Android

• Facebook Stetho - Native Android debugging with Chrome DevTools.
• j2v8-debugger - Debugging JavaScript running in J2V8 with Chrome DevTools.

ClojureScript

• Dirac - Debugging of ClojsureScript.

iOS

• PonyDebugger - Remote network and data debugging iOS apps with Chrome DevTools.

Node.js

• ndb - An improved Node.js debugging experience with the DevTools Frontend.
• Debugging Node.js with Chrome DevTools - Guide on using the full debugging and profiling support in Node v6.3+.
• thetool - CPU, memory, coverage, type profiling with Node.
• chrome-devtools-frontend - Mirror of the frontend that ships in Chrome.

Ruby

• ruby/debug - Debugging functionality for Ruby.

DevTools Extensions

Accessibility (A11y)

• Chromelens - See how your web app will look to people with different types of vision and the path users will travel when tabbing through your page.

Workflow

• Clockwork - View PHP application profiling data.
• Emulated Device Lab - Experiment with multiple devices being emulated at the same time.
• RailsPanel - View Ruby on Rails application profiling data.
• React Developer Tools - Inspect the React component hierarchies.
• EmberJS Inspector - Allows you to inspect EmberJS objects in your application.
• VueJS Developer Tools - Inspect VueJS components and manipulate their data.
• Angular Batarang - Inspect an Angular application's scope and profile its data.
• Augury - Debugging and Profiling for Angular 2 applications.
• Marionette Inspector - Inspect a Marionette application's views, events, and live data.
• Backbone Debugger - Inspect a Backbone application's views, models, events, and routes.
• App Inspector for Sencha - Inspect a Sencha ExtJS/Touch application's component tree, data stores, events, and layouts.
• Redux Devtools - Inspect Redux with actions history, undo and replay.
• Three.js - Edit any three.js project.
• Insight - A WebGL debugging toolkit which enables more productive WebGL development and more efficient WebGL applications.
• BEM devtools - Inspect BEM entities expressed in i-bem framework.
• Metal.js Developer Tools - Inspect the Metal component hierarchies.
• Web Component DevTools - Inspect, modify and observe Web Components on page.

Themes

• DevTools Author - A selection of themes to modify parts of DevTools related to authoring web applications.
• Zero Dark Matrix - Dark theme for Chrome Developer Tools.
• Material UI Theme - Provides various Material Design inspired themes.

Performance

• sloth - Chrome extension allows to enable and save CPU and network throttling for selected tabs.
• TracerBench - TracerBench is a controlled performance benchmarking tool for web applications, providing clear, actionable and usable insights into performance deltas.

Automation

• Puppeteer IDE - Standalone Puppeteer playground in browser's developer tools.
• k6 browser - Browser automation and end-to-end web testing tool that interacts with browsers and collects frontend performance metrics.

Alumni

Old projects, likely not maintained any longer… But still cool.

• Remote Debug Gateway - Allows you to connect a client to multiple browsers at once.
  • Multiuser DevTools: DevTools Remote - Remotely debug someone else's browser.
• DevTools Backend - Standalone implementation of the Chrome DevTools backend to debug arbitrary web environments.
• Python CDP driver: pychrome - low level CDP transport handler
• ios-webkit-debug-proxy - Exposes Mobile Safari & UIWebView instances via the CDP.
  • Remote Debug iOS WebKit adapter - Builts upon ios-webkit-debug-proxy and translates WebKit's Remote Debugging Protocol API to the CDP.
• IE Diagnostics Adapter - Protocol adaptor for Microsoft IE 11 to CDP.