Extensions
md5 hash generator
MD5 hash generator (offline mode)
Browser Update Watchdog
Notifies you, whenever your browser has been automatically updated.
Dev extensions reload
Reload enabled development extensions
TeamCity Notifier
Shows notifications about various events in TeamCity
PX to REM and REM to PX
PX / REM bidirectional converter
Involta Short links
Short link service
Polypad (Open in App)
Polypad Open in App.
Right Click Validator
Right click on any webpage to validate it using the W3 NUValidator service.
Stethoscope
Check the health of a github repo with one easy step.
GitHub Privacy
GitHub Timestamp Privacy redacts timestamps such as commit dates on GitHub. The precision of timestamps is reduced according to your preference. Click on individual timestamps to reveal more precision if needed.
Copy Title And Url
Copy the title and url in markdown, pukiwiki, html format.
Edit with Sublime Text
Live editing text and HTML content of the page with the Sublime Text from the page context or DevTools.
Colored favicons for Salesforce
Make the favicon in different color based on which salesforce instance your are loggen into.
W3DNA
Type '*' plus press "space" and a search term into the Omnibox to open search in new tab.
HexDump - Hex Viewer
Display file contents in hexadecimal, and ascii
.no { CSS }
Opera 12 reminiscent Shift-G CSS zapper (use Alt-G)
Sitecore Extensions
Small improvements which will make your work with Sitecore much easier.
W3C Markup Validation Service
This validator checks the markup validity of Web documents in HTML, XHTML, SMIL, MathML, etc.
PageSpeed Insights
This will take the URL of the current tab and send it to PageSpeed Insights for a web performance analysis.
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.
sha1 hash generator
SHA1 hash generator (offline mode)
Bug Magnet
Bug Magnet
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.
CSS3 Button Maker
Is CSS button code generator free easy tool that allows you create beautiful and elegant CSS web buttons in few clicks
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
Polypane helper
Open the current page or links in Polypane, the developer tool for responsive web development and design.
WebMoney Advisor Next
Internet users feedback about the sites
Webmaster menu
Adds new items to browser context menu that open various analyzes of browsed web pages and sites.
Check Wordpress Version
WordPress Vulnerability Scanner - Scan for vulnerabilities, version, themes, plugins and much more!
Box Direct Link Generator
Box Direct Link Generator makes downloading files from Box simple and fast. Just paste a Box shared URL, and the extension will generate a direct download link for you. It also shows useful details like the file name, file size, and file type. With a sleek design and features like a "Copy Link" button, it’s perfect for quickly accessing and sharing files. No more hassle—just easy, direct downloads!
Blendup
A tool for web developers to preview blend modes on different page elements.
Open in Waterfox
Open current page, link, or all tabs in the Waterfox browser.