Extensiones
(X)HTML5 Checker
A small extension to validate the markup of current tab
ChroPath for Opera
AutonomIQ offers a developers platform ChroPath to generate and validate unique selectors like relative xpath with iframe support
Nextsense XML Signing Component
Signing XML document.
.no { CSS }
Opera 12 reminiscent Shift-G CSS zapper (use Alt-G)
Edit with Adobe Photoshop
Adds a context menu item to send image links directly to Adobe Photoshop photo editor
Website Color Changer
Extends the Developer Tools, adding a sidebar for colors manipulation
Block Yourself from Analytics
Block your Google Analytics™ activity for the websites you own, no more false stats.
OCR - Image Reader
A powerful optical character recognition (OCR) extension to capture and convert images to text
OctoLinker
OctoLinker – Links together, what belongs together.
CSS Gradient Inspector
Extends the Developer Tools, adding a sidebar that displays information about the gradients applied to the inspected element.
NetworkMonitor
Shows the response times and uptime of a desired server. Useful to see how performs internet or a wireless access point.
Open in GIMP photo editor
Adds a context menu item to send images directly to GIMP photo editor
md5 hash generator
MD5 hash generator (offline mode)
Zend Debugger Toolbar
Provides integration with Zend debugging and profiling tools.
Browser Update Watchdog
Notifies you, whenever your browser has been automatically updated.
JavaScript QR Code
Make QR Codes in JavaScript
Lorem Fill
A webpage form filler that populates context specific random test data into forms elements.
Edit with Paint.Net
Adds a context menu item to send image links directly to Paint.Net photo editor
retire.js
Scanning website for vulnerable js libraries
Webfonting it!
The simplest extension for working with web fonts
{DOM.Tree}
This extension show the element of a document in a tree view!
Open in Vivaldi
Open current page, link, or all tabs in the Vivaldi browser.
Strike Out Nofollow Links
Just strikes out nofollow links via CSS3 selectors.
ColorHexa - Color Information and Conversion
Color tool converting and providing information about any color.
W3C Markup Validation Service
This validator checks the markup validity of Web documents in HTML, XHTML, SMIL, MathML, etc.
Modify O Tabs
Automatically pin or rename a tab of a site you specify or change its icon.
KML/KMZ Viewer
Can be used to view KML/KMZ Files in the browser.
WebMoney Advisor
Internet users feedback about the sites
MenuButton
Custom menu allows the user to create a menu to access various network resources.
Income monitor
Fast balance viewer for your affiliate networks and partner programs
TO Helper
TO Helper allows you speed up your daily work as Chat Mod.
CSS3 Button Maker
Is CSS button code generator free easy tool that allows you create beautiful and elegant CSS web buttons in few clicks