Top 29 Curated Chrome Extensions For Web Developers In 2021

Hello, Everyone, I'm back with another post on Top 21+ Must-Have Chrome Extensions for Developers in 2021 I have received many requests from my users to share best chrome extensions or the extensions that I'm using.

I have invested a lot of my time in curating and testing these extensions that can improve your workflow and boost your productivity and cut your time. 

I'm not using all these extensions but many of them as this is 2021 so I thought to search and find the top 21 chrome extensions.

I'm sharing the extensions in random order, not by their rankings or anything. If you think any of them are useful to you click on the link it will open the chrome store and will take you to that extension so that you can download easily.

Most of the widgets before adding here I have tested but few of them were not installing but their reviews were great so I have shared them too.


React Developer Tools
Name:

React Developer Tools

Number of users: 2,000,000+

Average Ratings: 4/5

Summary: We know how important this extension is for React Developers. This makes react development quite easy what we visualize while creating components we can actually see in the developer tools extension. From the components to props and state everything is systematically arranged in the correct order. If you inspect a React element on the page using the regular browser Elements tab, then switch over to the React tab, (the extension) that element will be automatically selected in the React tree.

WAVE
Name:

WAVE

Number of users: 200,000

Average Ratings: 4/5

Summary: One of the most important factors in developing websites is to develop websites for all. WAVE is a web accessibility evaluation tool. It provides visual feedback about the accessibility of your web content by injecting icons and indicators into your page and give you the accurate report.
To run a WAVE report, simply click on the WAVE icon at the top right of your browser address bar, or select "WAVE this page" from the context menu.

JSON Formatter
Name:

JSON Formatter

Number of users: 1,000,000+

Average Ratings: 4.6/5

Summary: We all know how bad the JSON will appear if it is not formatted. This extension makes JSON easy to read and interact. The developers who regularly works with JSON will love this extension as this extension poses many features I will list a few of them here
Syntax highlighting, Collapsible trees, with indent guides, Clickable URLs etc please visit the developer link to download and test it

Grammarly
Name:

Grammarly

Number of users: 10,000,000+

Average Ratings: 4.6/5

Summary: We all know sometimes developers are required to write documentation and we know no one is perfect sometimes to complete in time or in hurry we make spelling or grammatical mistakes which are hard to find
Here comes the Grammarly to rescue the free plan is enough for developers to get rid of spelling mistakes and concentrate on developing.

Redux Dev Tools
Name:

Redux Dev Tools

Number of users: 1,000,000+

Average Ratings: 4.7/5

Summary: For Redux Developers or any other developer using redux with a language that deals with state change, this is a must-have extension to visualize how redux works. Best for debugging on how to state change, Actions fire, and state Tree. I usually use these tools with react dev tools when both tools are in use this can boost your workflow

axe - Web Accessibility Testing
Name:

axe - Web Accessibility Testing

Number of users: 100,000+

Average Ratings: 4.5/5

Summary: Another must use tool for developer to find accessibility defects on your website or web application. Accessibility checker for WCAG 2 and Section 508 accessibility. This tool is fast, simple to use and most importantly accurate.

WhatFont
Name:

WhatFont

Number of users: 1,000,000+

Average Ratings: 4.1/5

Summary: Now you don't need to inspect the element or view the source to find the font. You can easily find the font in just one click thanks to this extension this saves a lot of our time and helps a developer to boost productivity.

Lorem Ipsum Generator
Name:

Lorem Ipsum Generator

Number of users: 20,000+

Average Ratings: 3.7/5

Summary: Web Developers are required to fill the spaces with placeholder text or dummy text many editors are providing this dummy text option but what if we required a particular number of lines with few line break then we need to manually do this but now with this extension, you have the control to generate text with line breaks and much more.

Wireframe
Name:

Wireframe

Number of users: 3,000+

Average Ratings: 4.2/5

Summary: When you want to see the layout of any page quickly. This extension highlights all the HTML sections.

Web Developer
Name:

Web Developer

Number of users: 1,000,000+

Average Ratings: 4.5/5

Summary: This is one of the popular extension among developers because it provides you with so many sub developer tools for images, forms and other HTML elements. You can outline all the images that are overflowing or taking extra proportions. If you want to see all the images on the webpage without any alt tags and many other features.

Checkbot
Name:

Checkbot

Number of users: 40,000+

Average Ratings: 4.9/5

Summary: One Important Requirement For Developers nowadays to make the website not only responsive but Search Engine Optimized. This tool helps you to detect broken links, Redirects, validate your code, Perform Page Speed tests, Security test like finding Mixed content issue. This tool is very powerful can perform 100's of the test in a minute and helps to fix Common Problems Affecting SEO.

Fonts Ninja
Name:

Fonts Ninja

Number of users: 300,000+

Average Ratings: 4.4/5

Summary: Another Extension in the list to find the font of any website in a single click. you can find any font by just hovering over the text.

MozBar
Name:

MozBar

Number of users: 700,000+

Average Ratings: 3.8/5

Summary: You can find Page Authority or Domain Authority score of any webpage in a single click. MozBar gives you instant metrics while viewing any page or SERP.

ColorZilla
Name:

ColorZilla

Number of users: 2,000,000+

Average Ratings: 4.5/5

Summary: One of the most important thing for a developer is to find colours. Many developers inspect the page or view the source code to find the colour but what if you like a colour of an image inside the video? With this tool, you can pick a colour from any pixel on the page.
Few Features that I would like to mention - Advanced Eyedropper, Color Picker, Gradient Generator.

Clear Cache
Name:

Clear Cache

Number of users: 800,000+

Average Ratings: 4.5/5

Summary: When you develop a web page the browser cache it and when you visit the page again then the browser will show you the cached copy of that page. For a developer, it is important to clear the cache once when you update the code. You can customize how much data you want to clear or which data you want to clear.

Talend API Tester
Name:

Talend API Tester

Number of users: 400,000+

Average Ratings: 4.7/5

Summary: If you are an API Developer Particularly REST API's then this extension is for you. Test your HTTP Request easy or complex you can also insert variables and much more. This Tool will work offline and POSTMAN requests can be imported.

Wayback Machine<
Name:

Wayback Machine

Number of users: 100,000+

Average Ratings: 4.3/5

Summary: A Developer needs a lot of resources and inspiration but what if a URL design you were referring or searching is dead. This tool comes in rescue thanks to Wayback you can find an archived copy of the webpage.

Full Page Screenshot
Name:

Full Page Screenshot

Number of users: 100,000+

Average Ratings: 4.3/5

Summary: Web Developers are always required to capture screenshots of their designs to get approval from the clients or to create a responsive image or for web thumbnails. This tool helps in saving time and capture high-quality full screen or capture any area on the page. you can also exclude sticky and headers and footers.

Images ON/OFF
Name:

Images ON/OFF

Number of users: 20,000+

Average Ratings: 4.2/5

Summary: For a developer, it is very important to add an alt attribute to the image for accessibility purpose and for SEO purpose it is very important. What if you want to test whether you added alt tags to all the images then you have to go to the code and check this will consume a lot of time this extension will disable all the images of the current page and you can easily find out whether

Open Graph Preview
Name:

Open Graph Preview

Number of users: 30,000+

Average Ratings: 4.3/5

Summary: This Extension Shows you how your web page looks to viewers on social networks when it is shared. In addition to that this also helps in showing how many times the content of your post has been shared. This will help you when a client demanded to add meta tags so that the site shows thumbnail, description and title on the social site.

Alexa Traffic Rank
Name:

Alexa Traffic Rank

Number of users: 700,000+

Average Ratings: 4.6/5

Summary: This Free Extension shows you Alexa Rank of any website without disturbing your browsing just on one click.

Cookie-Editor
Name:

Cookie-Editor

Number of users: 200,000+

Average Ratings: 4.8/5

Summary: One of the powerful yet simple extensions with 4.8 ratings with this tool you can add, edit, delete cookies on the current page without switching tabs. Easy to use interface you can also delete all the cookies at once.

Web Maker
Name:

Web Maker

Number of users: 40,000+

Average Ratings: 4.8/5

Summary: If you don't have an internet connection and you want live preview at low System resources then this offline code practice or testing tool enables you a playground when you can test HTML/CSS/Javascript code with built-in console for debugging everything without a need of Internet.

Amino: Live CSS Editor
Name:

Amino: Live CSS Editor

Number of users: 30,000+

Average Ratings: 4.6/5

Summary: This is a live CSS Editor with SCSS/Sass support, Realtime Time Editing and you can save your customized CSS by exporting. Autocomplete/IntelliSense feature also included. this will help you to style any website in realtime.

Marmoset live code snippets
Name:

Marmoset

Number of users: 10,000+

Average Ratings: 4.6/5

Summary: If you want to share code snippets snapshots with styling then this tools is for you. this tool creates code snippets snapshots within seconds that are ready for share.

Quick Javascript Switcher
Name:

Quick Javascript Switcher

Number of users: 200,000+

Average Ratings: 4.3/5

Summary: For Testing purposes, if you want to see how your developed site looks without javascript. If you want to test a site without javascript then this tool can help you you can disable the javascript on the current page and even you can disable javascript globally by following tools instructions.

Dimensions
Name:

Dimensions

Number of users: 100,000+

Average Ratings: 4.2/5

Summary: If you want to measure the distance between two elements This extension measures the dimensions from your mouse pointer up/down and left/right until it hits a border. this works very accurately with elements than images.

PerfectPixel by WellDoneCode
Name:

PerfectPixel by WellDoneCode

Number of users: 200,000+

Average Ratings: 4.5/5

Summary: PerfectPixel allows developers and markup designers put a semi-transparent image overlay over the top of the developed HTML and perform pixel perfect comparison between them.

Stylus
Name:

Stylus

Number of users: 400,000+

Average Ratings: 4.6/5

Summary: Easily install custom themes from popular online repositories, or create, edit, and manage your own personalized CSS stylesheets. A highly customizable UI, including theming, optional layouts, icon and badge color choices, along with many other tweaks

Conclusion

Hope you like this post and I assumed that this helped you in some way so please don't hesitate to share this on your social profiles. If you are using any chrome extension that is not in the list and have potential to be in top extensions then do share that in comments or through the contact page.