20 Best Chrome Debugger Extensions and Developers Tools

Chrome extension for faster bug fixing
Matthew Johnson

As a web application or website developer, youโ€™re no stranger to the importance of fixing bugs quickly and efficiently. Bugs can not only disrupt the user experience but also tarnish your reputation as a developer.

Fortunately, there are numerous Chrome debugger extensions available that can help streamline the process, saving you time and effort.

In this blog post, weโ€™ll explore 20 of the best Chrome debugger extensions for web developers to fix bugs faster. Weโ€™ll provide a brief overview of each extension, the benefits of using them, and how they can help speed up the debugging process and overall workflow. Additionally, weโ€™ll offer some tips on choosing Chrome debugger extensions wisely and using them effectively. So, letโ€™s dive in!

Best Chrome Debugger Extensions and Developer Tools


01. Userback

The Userback chrome browser extension makes it incredibly fast and easy to report bugs and share feedback on any website without leaving your browser. With just a few clicks, users can capture screenshots or record videos, annotate issues, and submit detailed feedback and bug reports enriched with browser info, console logs, and more.

Userback Browser Extension

Userback is perfect for internal teams like QA, Customer Support, and Product who need a quick, hassle-free way to report bugs with all the technical context developers need to fix them fast.

But thatโ€™s just the beginning.

Userback also offers a powerful feedback platform that helps teams collect real-time, contextual insights directly inside their web applications. Use the JavaScript SDK to embed Userbackโ€™s feedback widget and session replay tools, or tap into the REST API to integrate Userback into your custom workflows.

You can run in-app surveys, tag and assign feedback with smart automation, and sync everything with tools like Jira, ClickUp, and Slack. Whether you’re fixing bugs, validating ideas, or prioritizing features, Userback helps product teams move faster and build better. It’s the perfect debugger extension for developers looking to streamline their workflow.

Get Userback’s Chrome extension

Quickly capture feedback and debug in just a few clicks – completely free!


02.ย CSS Peeper

CSS Peeper is a must-have Chrome debugger extension for developers working with CSS. This handy developer tool is a great way to debug as it allows you to inspect styles and assets on any website, making it easier to identify and fix CSS-related bugs. With its user-friendly interface, you can quickly access color codes, font properties, and other CSS attributes.

CSS peeper features image

03.ย BugMagnet

BugMagnet is an excellent Chrome debugger extension for testers and developers who want to check various input combinations for their application. The debugger extension provides a library of test data for users to use, which saves time and improves accuracy when testing applications.

BugMagnet drop downs with product benefit

04.ย Window Resizer

Window Resizer is an essential Chrome debugger extension for developers who need to ensure their web applications are responsive across various screen sizes and resolutions. This tool allows you to quickly resize your browser window to simulate different devices and resolutions, making it easier to identify and fix layout bugs.

Window Resizer image size drop down screenshot

05.ย Wappalyzer

Wappalyzer is a powerful Chrome extension that uncovers the technologies used on any website. With this information at your fingertips, you can quickly identify potential compatibility issues and fix bugs related to specific frameworks, libraries, or platforms.

Wappalyzer drop down screenshot

06.ย Broken Link Checker

Broken Link Checker is a valuable Chrome extension for developers who need to ensure all links on their web pages are functional. This tool scans your web page and identifies broken links, allowing you to quickly fix any issues and improve the overall user experience.

broken link checker highlighting links on a page

07.ย Lighthouse

Lighthouse is an open-source, automated tool developed by Google for improving the quality of web pages. use this Chrome extension to audit your pages for performance, accessibility, progressive web apps, SEO, and more, providing actionable insights to help you fix bugs and optimize your web applications.

Lighthouse extension asking to generate report

08.ย Clear Cache

Clear Cache is a simple yet effective Chrome extension that allows you to quickly clear your browser cache with a single click. This can be incredibly helpful when remote debugging, as it ensures youโ€™re always working with the latest version of your web application.

Clear Cache- Chrome Debugger Extension

09.ย JSON Viewer

JSON Viewer is a useful Chrome debugger extension for developers working with JSON data. It formats and highlights JSON data in your browser, making it easier to read and debug. With its built-in search functionality, you can quickly locate specific elements within large JSON files.

Screen with Json code

10.ย EditThisCookie

EditThisCookie is a cookie management Chrome debugger extension that allows you to view, edit, delete, and add cookies directly in your browser. This can be extremely helpful when debugging issues related to user authentication or session management.

EditThisCookie logo with tool abilities

11.ย Ghostery

Ghostery is a privacy-focused extension that blocks trackers and ads on websites. By using Ghostery, you can identify potential conflicts between your web application and third-party scripts, helping you fix bugs related to performance or functionality.

Ghostery dashboard with blocked ad examples

12.ย Page Ruler

Page Ruler is a handy Chrome extension that allows you to measure elements on your web pages. With its intuitive interface, you can quickly determine the dimensions of various elements, making it easier to identify and fix layout bugs.

Page Ruler highlighting a section of a screen and measuring.

13.ย ColorZilla

ColorZilla is a versatile color picker Chrome extension that enables you to sample colors from any website. This can be particularly useful when debugging design issues, as it allows you to ensure your web applicationโ€™s colors are consistent and visually appealing.

Colorzilla tool drop down

14.ย PerfectPixel

PerfectPixel is an essential Chrome extension for developers who need to ensure their web applications match design mockups pixel-for-pixel. With PerfectPixel, you can overlay your design mockups onto your live web pages, making it easy to spot and fix any discrepancies.

A screen on screen overlay of two two web pages.

15.ย Responsive Tester

Responsive Tester is a practical Chrome extension that allows you to test your web application on various devices and screen resolutions. By simulating different devices, you can quickly identify and fix bugs related to responsiveness and layout.

Drop down of all possible smartphone options for responsive testing.

16.ย Octotree

Octotree is a powerful Chrome extension for developers who work with GitHub repositories. It provides a tree-like view of your projectโ€™s file structure, making it easier to navigate and identify potential bugs in your code.

Octotree example with several Github scripts.

17.ย GoFullPage

GoFullPage is a Chrome extension that allows users to capture a screenshot of the current page in its entirety and reliably โ€” without requesting any extra permissions!

GoFullPage box with screen capture in progress prompt.

18.ย WhatFont

WhatFont is a simple yet effective Chrome extension that allows you to quickly identify the fonts used on any website. This can be particularly helpful when debugging typography issues, as it ensures your web applicationโ€™s fonts are consistent and visually appealing.

WhatFont tool showing font specifics from a website.

19.ย XPath Helper

XPath Helper is a valuable Chrome extension for developers who work with XML and HTML documents. It allows you to quickly generate and test XPath expressions, making it easier to identify and fix bugs related to data extraction or manipulation.

XPath Helper - Chrome Extension

20.ย Web Developer

Web Developer is a comprehensive toolkit for web developers, offering a wide range of features to assist with bug fixing. This Chrome debugger extension provides tools such as rulers, color pickers, and DOM inspectors, enabling you to quickly identify and resolve issues on your web pages.

A snippet of javascript within a browser window.

Conclusion

So there you have it โ€“ 20 of the most useful Chrome debugger extensions out there that can help web developers speed up bug fixing and debugging tasks. With these tools at your disposal, youโ€™ll be able to tackle any bugs and optimize your web development experience with ease!


10 Fixes for Bug Fixing

Whether youโ€™re building something new or just need to keep an existing platform running smoothly, you need to be able to identify and rectify bugs fast. In this guide, we explore 10 reasons behind ineffective bug fixes and how to solve them, including:

  • Where is it going wrong?
  • Seeing their bugs with your own eyes (and ears)
  • Take the guesswork out of what to do first
  • Setting up your automated bug fix feedback loop
Download the guide
10-fixes-for-bug-fixing

About Userback

Userback is a leading user feedback software helping over 20,000 product teams collect high-quality user feedback and act on it faster.

Founded in Australia in 2016, Userback makes it easy to collect visual feedback, run contextual surveys, and capture session replays, all directly inside your web app. With powerful automation and integrations with tools like Jira and ClickUp, Userback fits seamlessly into your workflow so you can validate ideas, fix bugs, prioritize features, and build better products with confidence.

Start free with Userback today!

See Userback in action!

Reading about user feedback is great, but seeing it in action is even better! Book a free demo and discover how Userback can help you collect and act on feedback faster.

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