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Custom Style Script
Add Custom JavaScript (JS) Code or Styles (CSS) to any page.
Random password generator
A simple random password generator for Opera browser
Internet Speed Test
Test your internet connection speed (upload and download) from a toolbar panel
Disable Cookies
Disable cookies for current domain.
Octotree
GitHub on steroids
JSON Formatter & Beautifier
makes it simple to read JSON Code for browser
Page Edit
Make any webpage into a content editable document and modify it via toolbar popup!
Picture in Play
Indicates whether the `picture` element is in use on a page.
Font Inspector
Click on any HTML element to get the font info in a popup!
Yandex Wordstat Regions
Расширение, возвращает полное дерево регионов РФ в сервис подбора слов Яндекс (wordstat)
BuiltWith Technology Profiler
Find out what the website you are visiting is built with using this extension.
Web Edit
Redigera enkelt webbplatser tillfälligt med ett klick på en knapp.
Reddit to Mp4 converter | reditor
redditdownloader.us allows users to download Reddit videos with audio in high quality.
PDF API HTML5
Mini SDK JavaScript and APIs library to create PDF file for web apps
RestMan
RESTMan is a browser extension to work on http requests.
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, ...
Edit the Page
Toggles the 'Design Mode' so that you can edit the contents of the page.
Web Capture for Jira
Take a screenshot, annotate it and upload directly to Jira.
Nextsense XML Signing Component
Signing XML document.
View Page Source
Get access to the page source with the click of a button.
GrabzIt Web Scraping Assistant
Create Web Scrapes online easier than ever before with GrabzIt's Web Scraping Assistant.
GitHub Extension
The GitHub Browser Extension allows GitHub users to quickly find and open all of their assigned issues and pull requests from a single location. It can be handy for developers and project managers to view their tasks.
Edit with Paint.Net
Adds a context menu item to send image links directly to Paint.Net photo editor
Service Worker Detector
This extension detects if a website registers a Service Worker.
CSS & JS Injector
Easily customize your browsing experience CSS & JS Injector is a tool for developers, designers, and power users. Apply custom CSS styles and JavaScript to specific websites effortlessly. Boost productivity and customize the look, feel, and functionality of websites without altering its source code.
Design Mode
Edit any page's content by switching to design mode, where you can modify the content and drag images around like a Word Editor
NoFollow
Outlines nofollow links, detects nofollow and noindex meta tags on webpages. Features website filtering and custom CSS outline styles
IP Geolocation Lookup
IP Location Lookup by ipwhois.io
Edit with Adobe Photoshop
Adds a context menu item to send image links directly to Adobe Photoshop photo editor
Squeezeimg - convert & compress images, WEBP, JP2
This extension will optimization image a page using Squeezeimg
NsLookup - Find DNS Records
A simple and powerful tool for querying DNS records
Wayback machine website
Online service that have 452 billion web pages saved over time and who is domain tool in context menu