延伸套件
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.
Контур.Плагин
Помощник диагностики
EditThisCookie
EditThisCookie是一个cookie管理器。您可以添加，删除，编辑，搜索，锁定和屏蔽cookies！
Cookie-Editor
Simple yet powerful Cookie Editor that allow you to quickly create, edit and delete cookies without leaving your tab.
Download all Images
Easily save images with a wide range of customization features, such as file size, dimensions, and image type.
Stylus
用Stylus（一個用戶樣式管理器）重塑網頁。 Stylus 讓你能為诸多主流網站輕鬆的安裝主題和皮膚。
Контур.Расширение
Super Auto Refresh
讓你以最輕鬆漂亮的方式定時自動重新整理刷新頁面，完全無廣告。
JSON Lite
Fast JSON viewer - highlights, shows items count/size, handles large files
Web Developer
Adds a toolbar button with various web developer tools. The official port of the Web Developer extension for Firefox.
Color Picker - Native Eyedropper
在屏幕上用放大镜滴管确定像素的颜色。它支持颜色选择历史和剪贴板复制
HTML5 Editor
HTML5 Editor with CSS, JS, HTML validator and beautify code
PerfectPixel by WellDoneCode
This extension helps develop your websites with pixel perfect accuracy!
Font Finder
一个易于使用的字体检查器，以获得选定元素的CSS样式。
OCR - Image Reader
A powerful optical character recognition (OCR) extension to capture and convert images to text
Open in Google Chrome
Open current page, link, or all tabs in the Chrome browser.
CORS Toggle
Adds Access-Control-Allow-Origin, Access-Control-Allow-Methods and Access-Control-Allow-Headers headers for CORS.
Full Screen
Go full screen with one click on the button.
Cookie Editor
Edit cookies related to the current page and all its sub-frames right from a popup
SeoQuake extension
SEOquake is a free plugin that provides you with key SEO metrics, along with other useful tools such as SEO Audit and many others
Internet Speed Test
Test your internet connection speed (upload and download) from a toolbar panel
RestMan
RESTMan is a browser extension to work on http requests.
JxArşiv | Araçlar
Currency, Meter, Square, VAT, Percentage, Letter, Word Count, Age Calculation and Archives ...
Octotree
GitHub on steroids
Random password generator
A simple random password generator for Opera browser
Octobox
Integrate Octobox directly into your GitHub workflow
Font Inspector
Click on any HTML element to get the font info in a popup!
Custom Style Script
Add Custom JavaScript (JS) Code or Styles (CSS) to any Page.
Design Mode
通过切换到设计模式来编辑任何页面的内容，在那里你可以修改内容，并像Word编辑器一样拖动图片。
Responsive Web Design Tester
Responsive Web Design Tester is a quick and easy way to test your responsive website.
ModHeader
Modify HTTP request and response headers