Extensões
TeamCity Notifier
Shows notifications about various events in TeamCity
.no { CSS }
Opera 12 reminiscent Shift-G CSS zapper (use Alt-G)
Right Click Validator
Right click on any webpage to validate it using the W3 NUValidator service.
Bug Magnet
Bug Magnet
Sitemap Explorer: Check and View XML Sitemaps
Esta extensão ajuda você a encontrar, inspecionar, exportar e visualizar arquivos XML de Sitemap para qualquer site que você navegar em um navegador.
W3C Markup Validation Service
This validator checks the markup validity of Web documents in HTML, XHTML, SMIL, MathML, etc.
GitHub Gloc
Gives you approximate count of lines of code on GitHub
Web Widgetizer
Web Widgetizer is a extension offering a range of features to enhance browsing. It allows users to create separate Opera windows for specific websites, manage favorite links, customize window dimensions, toggle auto-start, and open links in popup tabs via button click or shortcut (Ctrl + Shift + A). This versatile tool optimizes browsing convenience and efficiency.
(X)HTML5 Checker
A small extension to validate the markup of current tab
Gridify - Keyboard Link Selector
Seleccione qualquer ligação, imagem, caixa de entrada, ou uma região seleccionável na página actual sem utilizar o rato apenas por alguns toques no teclado
HexDump - Hex Viewer
Display file contents in hexadecimal, and ascii
StyleMaster
Добавление пользовательских стилей CSS на веб-сайты
Block Yourself from Analytics
Block your Google Analytics™ activity for the websites you own, no more false stats.
Tabby Extension
Easily add BookMarks to Tabby from your preferred browser!
Involta Short links
Short link service
TwicPics Companion
Using TwicPics has never been so easy!
Webmaster menu
Adds new items to browser context menu that open various analyzes of browsed web pages and sites.
Shuffle Extension Toolbar
Customize the sequence of extension icons as you like
DomainUserAgent
This extension changes the UserAgent sent by your browser on a per-domain base. You can set up a different UserAgent for a specific domain, but still use the default one otherwise.
Dev extensions reload
Reload enabled development extensions
Encode Decode HTML
Encode HTML to show it in the HTML pages a code instead of rendered HTML. Decode HTML to convert it back to HTML code
md5 hash generator
MD5 hash generator (offline mode)
W3DNA
Type '*' plus press "space" and a search term into the Omnibox to open search in new tab.
CSS3 Button Maker
Is CSS button code generator free easy tool that allows you create beautiful and elegant CSS web buttons in few clicks
Open in Vivaldi
Open current page, link, or all tabs in the Vivaldi browser.
Apple Docs Force Default Language
Forces Apple's developer documentation to always open in a specific language
Extension Auditor
Browser Extension Security & Privacy Analyzer
Window Performance Test
Get accurate performance timing for any page with this extension
Octobox
Integrate Octobox directly into your GitHub workflow
AMP Validator
Automatically checks each page for AMP validation.
Service Worker Detector
This extension detects if a website registers a Service Worker.
Pixel converter
Pixel converter is a crucial web development and design tool for converting pixel values into different measurement units like inches, centimeters, or percentages, ensuring consistency across diverse devices and screens in responsive web design.