Content Security Policy (CSP) Generator
Automatic Content Security Policy (CSP) Generator. Generate a Content Security Policy header in minutes on any website. Built by https://csper.io
584 users
New Tab Same Group
Opens new tabs in the same group as the active one — right after, at the beginning, or at the end. Supports Firefox’s native tab groups, vertical (sidebar) or horizontal (classic) modes.
577 users
Google Cache
Google Cache lets you visit retrieve the web page from Google Web Cache when the site is offline.
564 users
Live Reload — monitor and reload html, css, js
Addon for web devs. Monitor included JS, CSS and/or HTML in frames and automatically reload the host page when a change is detected in the included source. Supports inline reloading of stylesheets and frames without reloading the host page.
564 users
Codeforces Rating-Based Heatmap
Displays a rating-based problem-solving heatmap on Codeforces profile pages.
560 users
OurStickys - Sticky Notes on every page
Add Persistent Sticky Notes anywhere on any web page, they will reappear when you re-open the page
558 users
IP Geolocator
Shows detailed information about your IPv4 & IPv6 address and their location.
551 users
Buildkite Triggered Build Inspector
Check the statuses of the triggered builds in a Buildkite pipeline, for both async and sync trigger steps.
550 users
FxIF
View exIF allows you to view metadata contained in .jpg and .tiff images from your Firefox browser.
545 users
Decodo(Smartproxy) Extension
Start using proxies with Firefox Proxy Add-on. Effortlessly bring all the essential proxy features into your Firefox browser with the Decodo add-on.
544 users
Easy Data Scraper - Instant Website Data Scraper
Easy Data Scraper - Automatically detects, scrapes, and highlights data from multiple sections on a page.
541 users
PlantUML for GitHub
Renders plantuml code blocks directly on GitHub pages using the client-side TeaVM-compiled PlantUML engine.
540 users
Headers
Take control of your web requests with the Headers extension for Firefox! This powerful tool allows you to effortlessly add, modify, or remove HTTP headers for any website you visit, giving you enhanced privacy, security, and customization options.
535 users
Autofill Extension
The Autofill Extension is a convenient tool that automates the process of filling out personal information on websites. It simplifies signing up for new accounts or providing personal details by automatically populating text input
534 users
cookies.txt One Click
Based off cookies.txt at https://chrome.google.com/webstore/detail/cookiestxt/njabckikapfpffapmjgojcnbfjonfjfg?hl=en
532 users
Simple Lorem Ipsum
This extension lets you insert Lorem Ipsum anywhere on your page with an edit mode to modify any content on your page.
530 users
Night Mode - Dark Theme
A universal dark theme. Night Mode is an extension that helps you quickly turn the screen (browser) to dark at night time. Toolbar button serves as an On & Off switch which enables you to easily and quickly turn the extension On or Off.
527 users
Chrome Simulator
Makes Firefox wear a mask to look like Chrome to websites that otherwise won't work.
524 users
