Change any webpage into its design mode (edit mode) where you can modify the content and drag images around like a Word Editor
Enable code folding when viewing files in GitHub.
Agentium is an extension for controlling the user agent identity reported by your browser, allowing you for instance to view the mobile version of a website on your computer.
Measure the page ranks of your site
Deactivates HTML5 form validation for testing server-side or alternative client-side (e.g. JavaScript-based) validation methods.
Support extension for OpenRPA
This extension adds a context menu item for selected text that provides more information (from the Unicode database) about the characters...
A REST client for the rest of us, with APS features
A Simple Socketio Client Development Tool
Display YouChat AI response alongside Google Search results
Shows notifications when you get a new notification on GitHub (or similar source control services) and provides quick access to all notifications in a popup. Supports GitHub.com, GitHub Enterprise, GitLab and Gitea.
YT1S downloader & Converter - Yt1s.com
Adds a new panel to the developer tools. This panel shows a clear overview of all metatags
Measure the surrounding sound (dB) and noise with your computer's microphone!
A simple utility to see auto-filled saved passwords with double click on any page. Double click the password and it should show as a plain text.
Trigger HAR export any time directly from within a page.
Convert unix epoch datetime to regular date format (MM/DD/YYYY) in GMT and local timezones and vice versa.
Easily compare JSON objects. Highlight the differences using colours in a tree structure representing the diff.
Source code can be found at https://github.com/rafspiny/jsondiff/
A WYSIWYG rich-text editor for GitHub issues, comments and pull requests. Powered by CKEditor.
Use dark theme on www.theodinproject.com
Source code: https://github.com/mindovermiles262/top-dark-theme
PRs Welcome
Rentgen illustrates the amount of tracking scripts on a website and helps with formulating an email to the website admin, which can be a basis for a GDPR complaint.
Detects the JavaScript libraries running on a page and displays their icons in the address bar.
Adds a download button on Github files
Webpage Evaluation Tool.
Quickly and Easy enable, disable, uninstall, custom group or nickname, star or top and export CSV extensions for Mozilla addons.
Firefox add-on that indicates if the current web page uses iframe and frame tags. Icon:
-Blue: not checked.
-Green: no tags.
-Orange: tags.
-Purple: source list matches.
The add-on can scroll and redirect to the tag elements.
Easy XSS V2
在使用EasyXSS的时候发现，payloads太少，所以萌生出了添加payloads的想法
https://github.com/s7safe/Easy-XSS-V2
Adds the ability to open the page source in a new tab via button (Desktop) or menu (Firefox for Android).
The Redmine time tracking button for Firefox. Adds a customize-able list of projects so you can easily start/stop timing your work. Uses the standard Redmine time tracking features.
Open current page, link, or all tabs in the Chromium browser.