IP Whois
View info about IP, DNS records, SSL, country flag, domain whois, location, stats and more of any website.
823 users
show-my-ip
This add-on allows you to view your IP address from your browser without having to navigate to sites like https://www.whatismyip.com/ Furthermore, as this add-on is open source, you don't need to be worried about your privacy.
816 users
Allow Copy Plus
A browser extension to unblock text selection, right-click functionality, and content copying on any website.
805 users
Disable CSP for a minute
Temporarily disables CSP for the current tab's website. Right click on the page, then disable CSP.
800 users
Userchrome Toggle Extended
This extension allows you to toggle userchrome.css styles on-the-fly with buttons and hotkeys. You'll be able to switch up to six styles
797 users
Aionda Mail (TrashMail): Disposable Temp Mail
Create free disposable email addresses with Aionda Mail (formerly TrashMail). Paste them directly into forms to protect yourself from spam. Zero-knowledge login and optional MITM protection included.
797 users
LocalStorage Editor
Add, edit, copy, remove, export and import local- and session- storage data
793 users
CustomCSS Injector
- Apply any CSS rules for any websites, including iframes. - Whitelist and Blacklist functionality - Apply CSS rules to specific URLs, Domains or Globally - Syntax highlighting & line numbers - Update without page refresh
791 users
PageSpeed Insights
Open PageSpeed Insights to analyze the web page on the current opened tab.
784 users
AI Chat Export | Export ChatGPT, Claude and others
Easily export conversations from AI chat platforms like ChatGPT, Gemini, Claude, and more to Markdown files for offline storage, sharing or to upload to another AI chat and continue.
781 users
RTL Helper
Fix RTL layout issues for Persian, Arabic, Hebrew and other right-to-left languages
772 users
TanStack Query DevTools
Real-time TanStack Query devtools in your browser. Inspect queries, mutations, and cache — with zero bundle impact.
769 users
🚀 Free YouTube: Обходите Блокировки
Free YouTube — это расширение для браузера, которое решает вопросы, как обойти блокировку YouTube, и помогает ускорить его работу. Независимо от того, где вы находитесь, этот инструмент обеспечит стабильный доступ к платформе и улучшит её производите
767 users
Tabs Backup & Restore
Keep manual or automatic backups of all tabs*, and restore on demand. Can also export backup file to disk to restore later, or to another profile, even on another computer or OS, as long as it has Tabs Backup & Restore installed. *(See description)
765 users
Resize Window & Viewport
Resize browser window or viewport to desired screen widths. Firefox's Responsive Design Mode (Ctrl + Shift + M) is great for mobile devices emulation.
765 users
