SiteAnalyzer SEO Tools
SiteAnalyzer SEO Tools is a browser extension providing a set of tools for analyzing SEO indicators of web site, technical audit (links, images, meta tags, content, indexing, etc.), URL analysis and correction of SEO optimization errors.
805 users
LocalStorage Editor
Add, edit, copy, remove, export and import local- and session- storage data
797 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
795 users
Quick Accept-Language Switcher
Provides a quick way of changing the HTTP Accept-Language header so you can view and test websites with a different locale.
794 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.
794 users
Color Picker - Eye Dropper
Get pixel-perfect colors from any webpage with a pro-grade eyedropper and instant one-click copying for HEX, RGB, and HSL codes.
786 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)
775 users
Neeno's Cookie Importer
Import, export, edit, and backup cookies. Includes conflict resolution, cookie locking, advanced flag editing, session snapshots, and a secure review stage. Supports incognito and containers. The definitive session management tool.
773 users
Transparent standalone images
This add-on renders standalone images on a transparent background, so you can see the image in all its glory!
770 users
Simple Link Checker
Redirect Link Checker will check all links on your page to find broken and redirect links
769 users
IdeaPi: Chat Exporter for ChatGPT, Gemini & Claude
Export ChatGPT, Gemini, Claude, and DeepSeek conversations to Markdown, or sync them to IdeaPi for workflow processing.
754 users
ExtPul-AGHU
ExtPul-AGHU: Adiciona funcionalidade de impressão de pulseira para todos os pacientes, sem dependência de internação.
747 users
Discord Token
Logging into a account discord using a token, made easier. and opensource, Discord Token Login
747 users
Open With Photoshop
Open With Photoshop is a new companion for web and graphic designers to open up any web image with Adobe Photoshop via a single and quick mouse click.
745 users
Cloudflare Optics
Cloudflare Optics is a browser extension that helps display interesting information when you visit a site, particularly if that site is proxied through Cloudflare.
741 users
