Extensions
BuiltWith Technology Profiler
Find out what the website you are visiting is built with using this extension.
PDF API HTML5
Mini SDK JavaScript and APIs library to create PDF file for web apps
SEO-tools
SEO-tools - информация о доменах, аудит сайтов на SEO ошибки, а также технический аудит любой страницы. Свыше 100 онлайн сервисов
Font Inspector
Click on any HTML element to get the font info in a popup!
Block Yourself from Analytics
Block your Google Analytics™ activity for the websites you own, no more false stats.
Luminous: JavaScript events blocker
An experimental extension to identify, analyze and block code execution and event collection through JavaScript in your browser.
Live editor for CSS and LESS - Magic CSS
Live preview of CSS/LESS code with an in-page editor. Autocomplete, convert LESS to CSS, beautify, minify, CSS reloader, linter, ...
OCR - Image Reader
A powerful optical character recognition (OCR) extension to capture and convert images to text
Live HTTP Headers
Monitor all HTTP/HTTPs traffic from your browser.
stylish-hub
A browser extension that brings a new GitHub experience
Edit with Adobe Photoshop
Adds a context menu item to send image links directly to Adobe Photoshop photo editor
ChroPath for Opera
AutonomIQ offers a developers platform ChroPath to generate and validate unique selectors like relative xpath with iframe support
(X)HTML5 Checker
A small extension to validate the markup of current tab
AddCSS
This extension allows you to add your own custom website specific CSS style sheets.
Edit the Page
Toggles the 'Design Mode' so that you can edit the contents of the page.
HTTP Headers
Quickly view the HTTP headers of the current tab.
WordPress Theme and Plugins Detector
This tool detects theme and plugins used on WordPress sites and displays information about them.
Browserling - Cross-browser testing
Cross-browser test websites in the most popular browsers such as Internet Explorer, Edge, Chrome, Firefox, Safari and Opera. Try for free!
JavaScript QR Code
Make QR Codes in JavaScript
Edit with Paint.Net
Adds a context menu item to send image links directly to Paint.Net photo editor
Wayback machine website
Online service that have 452 billion web pages saved over time and who is domain tool in context menu
PixelGrid
The tool to overlap your website layout with a grid.
AddJS
This extension allows you to add your own custom website specific JavaScript.
NetworkMonitor
Shows the response times and uptime of a desired server. Useful to see how performs internet or a wireless access point.
Web Capture for Jira
Take a screenshot, annotate it and upload directly to Jira.
Get Thumbnails or Image to video YouTube
Make thumbnail previews or images from YouTube videos
md5 hash generator
MD5 hash generator (offline mode)
Modify Header Value
Add, modify or remove a header for any request on desired domains.
Open in Vivaldi
Open current page, link, or all tabs in the Vivaldi browser.
Website Analysis & SEO Tool
Website SEO audit tool that provides website analysis in SEO, performance, validity, security, accessibility and other criteria.
CSS Shapes Editor
Interactive editor for CSS Shapes.
fonts infos
An extention to show/inspect and analyze fonts in web-pages.