★ Used by Several Million users on different platforms ★ 1) Screen capture web pages 2) Selected regions 3) Whole browser window 4) Slack upload Edit screenshots. Save images as local files or Google Drive. Tools for Annotation. Upload and share
66 182 потребители
Подмяна на User-Agent на браузъра
60 884 потребители
RESTClient has been completely rewritten for compatible with Firefox 57. Some functions are still missing (OAuth & OAuth 2.0 authentication).
56 705 потребители
Selenium IDE is an integrated development environment for Selenium tests. It is implemented as a Firefox extension, and allows you to record, edit, and debug tests.
53 957 потребители
Violentmonkey provides userscripts support for browsers. It's open source! https://github.com/violentmonkey/violentmonkey
52 221 потребители
DevTools for Redux with actions history, undo and replay.
49 745 потребители
Manage and switch between multiple proxies quickly & easily.
48 785 потребители
Automate Firefox. Record and replay repetitive tasks. If you're tired of manually visiting the same sites, filling out forms, downloading files and extracting data, then iMacros is for you! Save time, effort and money with iMacros browser automation!
47 583 потребители
Quickly and easily switch between popular user-agent strings.
46 810 потребители
WebRTC leaks your actual IP addresses from behind your VPN, by default.
44 373 потребители
Cookie-Editor lets you efficiently create, edit and delete a cookie for the current tab. Perfect for developing, quickly testing or even manually managing your cookies for your privacy. Also supports Firefox for Android.
34 626 потребители
Директен преглед на JSON документи.
34 034 потребители
Easy to use video and audio converter and muxer written in WebExtension built on top of the well-known FFmpeg converter
33 780 потребители
A replacement for the Java Plugin so Java Applets without graphics continue to work on browsers that no longer support NPAPI plugins. Java's LiveConnect API is emulated — data & method calls can be exchanged, and Java can manipulate the webpage DOM.
31 280 потребители
31 095 потребители
A firefox addon allowing the user to enable CORS everywhere by altering http responses. Report issues to the repository, with enough information to reproduce the problem: https://github.com/spenibus/cors-everywhere-firefox-addon/issues
26 574 потребители
Allows URI texts written in webpages to be loaded by double clicks.
23 822 потребители
A wrapper for Chengyin Liu's WhatFont tool
23 626 потребители
A tool for viewing SAML and WS-Federation messages sent through the browser during single sign-on and single logout.
23 611 потребители
This extension is very useful for PHP developers that are using PHP tools with Xdebug support like PHPStorm, Eclipse with PDT, Netbeans and MacGDBp or any other Xdebug compatible profiling tool like KCacheGrind, WinCacheGrind or Webgrind.
22 914 потребители
A reference for the codes to generate Emojis on popular sites like GitHub or Basecamp and Unicode characters for Twitter and Facebook. Search Emojis by name or view recently selected items. Emojis are automatically copied to the clipboard.
22 705 потребители
A REST client for the rest of us
22 171 потребители
Accelerate your SEO efforts on the fly. SEOquake is a free plugin for browsers that provides you with key SEO metrics for a specific page, along with other useful tools such as SEO Audit and many others.
21 931 потребители
Manage your Polkadot accounts outside of dapps. Injects the accounts and allows signs transactions for a specific account.
21 804 потребители
An image extractor for sniffing, analyzing and batch downloading images from web page.
20 936 потребители