CryptoPro Extension for CAdES Browser Plug-in
Расширение позволяет использовать КриптоПро ЭЦП Browser plug-in в браузере. Для работы требует установленного ЭЦП Browser plug-in.
Redesign the web with Stylus, a user-style manager. Stylus allows you to easily install themes and skins for many popular sites.
Super Auto Refresh
Auto-refresh (reload) pages, on a selected interval. NO ADs. SUPER EASY.
EditThisCookie is a cookie manager. You can add, delete, edit, search, protect and block cookies!
User-Agent Switcher is a quick and easy way to switch between user-agents.
Adds a toolbar button with various web developer tools. The official port of the Web Developer extension for Firefox.
Download all Images
Easily save images with a wide range of customization features, such as file size, dimensions, and image type.
HTML5 Editor with CSS, JS, HTML validator and beautify code
Simple yet powerful Cookie Editor that allow you to quickly create, edit and delete cookies without leaving your tab.
Fast JSON viewer - highlights, shows items count/size, handles large files
Open in Google Chrome
Open current page, link, or all tabs in the Chrome browser.
Internet Speed Test
Test your internet connection speed (upload and download) from a toolbar panel
Modify HTTP request and response headers
Go full screen with one click on the full screen button. That includes also the full screen movies such as YouTube, Vimeo, etc.
An easy-to-use font inspector to get CSS styles of the selected element
SEOquake is a free plugin that provides you with key SEO metrics, along with other useful tools such as SEO Audit and many others
Edit cookies related to the current page and all its sub-frames right from a popup
PerfectPixel by WellDoneCode
This extension helps develop your websites with pixel perfect accuracy!
Adds Access-Control-Allow-Origin, Access-Control-Allow-Methods and Access-Control-Allow-Headers headers for CORS.
A small extension to validate the markup of current tab
Picture in Play
Indicates whether the `picture` element is in use on a page.
Disable cookies for current domain.
A REST client for the rest of us
RESTMan is a browser extension to work on http requests.
Extension source viewer
View source code of extensions in the Chrome Web Store, Firefox or Opera addon gallery. Has button to install from Chrome Web Store.
Click on any HTML element to get the font info in a popup!
GitHub on steroids
PDF API HTML5