Google Chrome extensions are programs we can be installed into Chrome in order to change the browser's functionality as through adding new features.
In this article I will give you top 5 Chrome Extensions for developers:
1. Window Resizer:

install extension: Window Resizer
2. WhatFont:

install extension: WhatFont
3. Make a Screenshot

install extension: Make a Screenshot
4. ColorZilla

install extension: ColorZilla
5. ColorPick Eyedropper

install extension: ColorPick Eyedropper
Top comments (1)
You could alsow check the extension "web developer" : chrispederick.com/work/web-developer/
The UI is not really fancy, but it offer a lot of functionnality (color picker/ ruler / form filler / css manipulation ...)