3G Proxy
3G Proxy provides you with access to mobile internet (3G/4G) which is offered by mobile carriers worldwide. Our SIM cards are directly hosted in the country where you would like to test your product.
36 users
WebsiteIP
Click on the icon of the WebsiteIP addon to display the IP(s) of the website you are browsing. Its goal is mainly for developpers or sysadmins to be sure to hit the correct server when migrating a website from server A to server B.
36 users
File Guard (Encryptor | Decryptor)
Encrypt/Decrypt any file with just one click inside your browser!
35 users
Mock Express
Mock Express lets developers intercept and modify HTTP requests in the browser. Mock API responses, block or delay requests, redirect URLs, and more—all with a simple interface. Ideal for frontend devs and QA testing dynamic API behavior.
35 users
FontFinder
Typography Inspector: Identifies fonts, displays information, and allows font previews
35 users
Shark Javascript Injector
Evaluate Javascript code on pages at a given domain without being blocked by CSP. Create custom shortcuts with JS.
35 users
Advanced WebRTC Internals
This extension provides WebRTC Internals for Firefox. You can get a detailed graph-based view of WebRTC PeerConnections currently present in the browser using this extension.
35 users
PNG Transparency Checker
A browser extension that checks if an image is a true PNG with a transparent background. Right-click on any image to verify its transparency. Ideal for web developers, designers, and anyone working with images.
35 users
Lorem Ipsum
This plugin generates Lorem-Ipsum placeholder texts and inserts them into any desired input field.
35 users
prompts.chat
Browse and use prompts from prompts.chat directly in your browser. Filter by category, tags, or AI platform, then insert prompts with one click into ChatGPT, Claude, Gemini, and 15+ other AI services.
35 users
Comfortable Sakai
Comfortable Sakai is a Web browser extension for managing assignments and quizzes on Sakai LMS.
35 users
HTML5 Speed Hack Pwned
Speed hack for HTML5 websites. Featuring buttons and no limit on multiplier. Over 1000 may lag on some computers.
35 users
Website Information
Shows extended information about website: cookies, local storage, resources: scripts, images, iframes, css. Allows to remove cookies and storage data.
35 users
