If you found value in this thread you will most likely enjoy my tweets too so make sure you follow me on Twitter for more information about web development and how to improve as a developer.

1. Eye Dropper

Pick color from any web page or from advanced color picker.

2. Awesome Screenshot & Screen Recorder

Full page screen capture and screen recorder - 2 in 1.

3. Daily .dev

The easiest way to stay updated on the latest programming news.

4. JSONView

Validate and view JSON documents.

5. Responsive Viewer

Show multiple screens once, Responsive design tester.

6. CSS Scan

The fastest and easiest way to check, copy and edit CSS.

7. Wappalyzer

Find out what CMS a website is using, as well as any framework, ecommerce platform, JavaScript libraries and many more.

8. Stylebot

Change the appearance of the web instantly.

9. UX Check

Run a heuristic evaluation on your website.

10. Pesticide

This extension inserts the Pesticide CSS into the current page, outlining each element to better see placement on the page.

The end

I hope found this useful and if you did please let me know. If you have any question feel free to DM me on Twitter .