GitHub on steroids
Responsive Web Design Tester
Responsive Web Design Tester is a quick and easy way to test your responsive website.
JxArşiv | Araçlar
Currency, Meter, Square, VAT, Percentage, Letter, Word Count, Age Calculation and Archives ...
Modify HTTP request and response headers
BuiltWith Technology Profiler
Find out what the website you are visiting is built with using this extension.
SEO-tools - информация о доменах, аудит сайтов на SEO ошибки, а также технический аудит любой страницы. Свыше 100 онлайн сервисов
Browserling - Cross-browser testing
Cross-browser test websites in the most popular browsers such as Internet Explorer, Edge, Chrome, Firefox, Safari and Opera. Try for free!
xPath plugin to auto generate, write and verify xpath & cssSelector.
Edit with Paint.Net
Adds a context menu item to send image links directly to Paint.Net photo editor
Edit the Page
Toggles the 'Design Mode' so that you can edit the contents of the page.
Reddit to Mp4 converter | reditor
redditdownloader.us allows users to download Reddit videos with audio in high quality.
A browser extension that brings a new GitHub experience
IP Geolocation Lookup
IP Location Lookup by ipwhois.io
Quickly view the HTTP headers of the current tab.
Shows the response times and uptime of a desired server. Useful to see how performs internet or a wireless access point.
PDF API HTML5
Live HTTP Headers
Monitor all HTTP/HTTPs traffic from your browser.
Extension for automatically changing to a selected JavaDocs version
Ninja Van Tracking
Track your Ninja Van Tracking Onilne
The official Piral developer tools browser extension.
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.
Wayback machine website
Online service that have 452 billion web pages saved over time and who is domain tool in context menu
WordPress Theme and Plugins Detector
This tool detects theme and plugins used on WordPress sites and displays information about them.
Picture in Play
Indicates whether the `picture` element is in use on a page.
Keep awake which prevents the OS from automatically going to sleep, dimming the screen or starting screen savers
Edit with Adobe Photoshop
Adds a context menu item to send image links directly to Adobe Photoshop photo editor
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, ...
Website Analysis & SEO Tool
Website SEO audit tool that provides website analysis in SEO, performance, validity, security, accessibility and other criteria.
Web Capture for Jira
Take a screenshot, annotate it and upload directly to Jira.
Edit any page's content by switching to design mode, where you can modify the content and drag images around like a Word Editor