Here is a list of the top 10 most useful browser extensions that I use daily, and hopefully some other System Administrators and Web Developers will find them useful as well.
AdBlocker
![Top 10 most useful browser extensions for System Administrators and Web Developers image 14 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/01/image-14.png?resize=551%2C192&ssl=1)
Number one of this list is the first extension that I always download when setting up a new browser, and I highly recommend it using it.
AdBlock blocks ads and pop-ups on YouTube, Facebook, Twitch, and all other websites.
![Top 10 most useful browser extensions for System Administrators and Web Developers image 15 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/01/image-15.png?resize=723%2C650&ssl=1)
Dark Mode
![Top 10 most useful browser extensions for System Administrators and Web Developers image 84 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/image-84.png?resize=481%2C203&ssl=1)
For dark mode I recommend Dark Night Mode extension because of two things:
- It is available on both Chrome and Firefox
- You can exclude some sites from dark mode
![Top 10 most useful browser extensions for System Administrators and Web Developers image 83 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/image-83.png?resize=323%2C306&ssl=1)
IPvFoo
![Top 10 most useful browser extensions for System Administrators and Web Developers image 86 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/image-86.png?resize=501%2C165&ssl=1)
This is a useful extension that will display the IP address from which the website is loading which is useful when migrating websites and having to test them from different locations before changing DNS.
![Top 10 most useful browser extensions for System Administrators and Web Developers image 85 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/image-85.png?resize=371%2C254&ssl=1)
Color Picker
![Top 10 most useful browser extensions for System Administrators and Web Developers image 89 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/image-89.png?resize=525%2C164&ssl=1)
A zoomed eyedropper & color chooser tool that allows you to select color values from webpages and more.
![Top 10 most useful browser extensions for System Administrators and Web Developers image 90 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/image-90.png?resize=573%2C529&ssl=1)
Grepper
![Top 10 most useful browser extensions for System Administrators and Web Developers image 87 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/image-87.png?resize=506%2C165&ssl=1)
CodeGrepper is a Q&A community for coders, and this extension allows you to search for code snippets on google.
![Top 10 most useful browser extensions for System Administrators and Web Developers chrome B9a0pac7Sf - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/chrome_B9a0pac7Sf.png?resize=736%2C628&ssl=1)
You can also save your own snippets and a keyword that you want to google.
SVG Grabber
This tool will allow you to download .svg files from any website
![Top 10 most useful browser extensions for System Administrators and Web Developers image 98 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/image-98.png?resize=593%2C108&ssl=1)
Navigate to the website where the SVG is, then just click on this extension and a new tab will open with copy/download links for every SVG file.
![Top 10 most useful browser extensions for System Administrators and Web Developers image 99 1024x640 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/image-99.png?resize=736%2C460&ssl=1)
New tab
UPDATE: New tab is no longer available, Infinity New Tab is the next best thing.
![Top 10 most useful browser extensions for System Administrators and Web Developers image 95 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/image-95.png?resize=493%2C166&ssl=1)
This extension allows you to create a page that will be opened when you click on a new tab. You can place bookmarks or even widgets there, convenient for frequently visited websites.
![Top 10 most useful browser extensions for System Administrators and Web Developers img sites 1024x712 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/img_sites-1024x712.jpg?resize=736%2C512&ssl=1)
Grammarly
![Top 10 most useful browser extensions for System Administrators and Web Developers image 96 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/image-96.png?resize=517%2C162&ssl=1)
For non-native English speakers (such as myself), Grammarly is a must-have tool that will spellcheck your writing.
![Top 10 most useful browser extensions for System Administrators and Web Developers image 97 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/image-97.png?resize=434%2C187&ssl=1)
BuiltWith
![Top 10 most useful browser extensions for System Administrators and Web Developers image 92 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/image-92.png?resize=505%2C162&ssl=1)
With this extension, you can easily find out what the website you are visiting is built with.
![Top 10 most useful browser extensions for System Administrators and Web Developers image 91 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/image-91.png?resize=620%2C664&ssl=1)
kproxy
![Top 10 most useful browser extensions for System Administrators and Web Developers image 94 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/image-94.png?resize=479%2C163&ssl=1)
kproxy extension allows you to use a web proxy in a matter of seconds, which is useful when you get blocked on the firewall or just want to see how the website loads/looks for users in some other country.
![Top 10 most useful browser extensions for System Administrators and Web Developers image 93 - Top 10 most useful browser extensions for System Administrators and Web Developers](https://i0.wp.com/pcx3.com/wp-content/uploads/2022/04/image-93.png?resize=355%2C635&ssl=1)