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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 .