Extensions
Stethoscope
Check the health of a github repo with one easy step.
W3C Markup Validation Service
This validator checks the markup validity of Web documents in HTML, XHTML, SMIL, MathML, etc.
Right Click Validator
Right click on any webpage to validate it using the W3 NUValidator service.
Wayback machine website
Online service that have 452 billion web pages saved over time and who is domain tool in context menu
Lorem Fill
A webpage form filler that populates context specific random test data into forms elements.
PixelGrid
The tool to overlap your website layout with a grid.
Nextsense XML Signing Component
Signing XML document.
.no { CSS }
Opera 12 reminiscent Shift-G CSS zapper (use Alt-G)
Edit with Paint.Net
Adds a context menu item to send image links directly to Paint.Net photo editor
Webmaster menu
Adds new items to browser context menu that open various analyzes of browsed web pages and sites.
Sitemap Explorer: Check and View XML Sitemaps
This extension helps you find, inspect, export, and view XML Sitemap files for any site you navigate in a browser.
Squeezeimg - convert & compress images, WEBP, JP2
This extension will optimization image a page using Squeezeimg
Website scripting
Developers can add javascript codes in webpage. Like customizing other websites with our own codes.
Shuffle Extension Toolbar
Customize the sequence of extension icons as you like
GitHub Gloc
Gives you approximate count of lines of code on GitHub
Monitorito
This extension creates a real-time visualisation of your browsing activity
Nextsense PDF Signing Component
Signing PDF document.
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
InTab - Code CSS 2X Faster
Visually Style Any Website In Any Browser
md5 hash generator
MD5 hash generator (offline mode)
NsLookup - Find DNS Records
A simple and powerful tool for querying DNS records
sha1 hash generator
SHA1 hash generator (offline mode)
Browser Update Watchdog
Notifies you, whenever your browser has been automatically updated.
Extensions for Mermaid
A browser extension for Chrome, Opera & Firefox that adds Mermaid language support to GitHub. A fork from the not updated GitHub + Mermaid extension.
Open in GIMP photo editor
Adds context menu items to send image links and image files directly to the GIMP photo editor
Edit with Sublime Text
Edit an HTML element and all its child nodes in Sublime Text editor with real-time updates
Open in Vivaldi
Open current page, link, or all tabs in the Vivaldi browser.
Involta Short links
Сервис сокращения ссылок
NFT Scanner
Scan your NFT assets.
NoFollow
Outlines nofollow links, detects nofollow and noindex meta tags on webpages. Features website filtering and custom CSS outline styles
showHTML
This extension shows information about HTML elements on a web page when you hover over them.
TeamCity Notifier
Shows notifications about various events in TeamCity