UA Switcher
User Agent Switcher is a powerful tool that enables users to simulate website access from different devices while helping developers test Bot blocking and spider crawling status, easily mastering website compatibility and security.
134 users
Reminder
This is a reminder add-on which reminds you about the things u specify ,provided some time.
134 users
Modify Headers DNR
Modify request and response headers through the DeclarativeNetRequest API
133 users
Скриншот на VFL.Ru
С помощью этого дополнения вы можете создать скриншот (снимок) страницы и моментально разместить его на фотохостинге VFL.Ru, получив ссылку на страницу с созданным скриншотом, которую можно отправить тем, кому вы хотели бы показать скриншот.
133 users
Pixel Ruler
A ruler for measure something in a website. Just press Alt button in a website and move your mouse.
133 users
Image ALT
Check all image elements have an ALT attribute either empty for decoration or a accessible name.
133 users
Referrer Switch
Adds a button to the toolbar to enable / spoof / disable sending referer header.
132 users
AddHeader
add header This add-on would add custom header to HTTP requests. We can add headers to all requests or specific request for certain sites.
131 users
Haloscan
Retrouvez en 1 clic les principales métriques d'Haloscan.com directement sur votre navigateur Firefox. Cette extension est gratuite, mais elle nécessite une connexion à un compte Haloscan.com pour récupérer les métriques.
130 users
GeoLocationControl
Simulate geolocation by adding points into a map. You can also simulate movement across path.
130 users
Download Reddit™ Videos
RedditVideodl.com allows you to download Reddit videos with Sound in HD Formats.
130 users
Mobile phone emulator - test websites
Elevate your responsive web development workflow with the ultimate Mobile Phone Emulator.
129 users
Pieces for Developers: Copilot & Code Capture
The first AI that remembers everything you work on. Save and share materials, and boost your productivity with Long-Term Memory across your workflows.
129 users
Netmon
Network monitor - view the HTTP headers of the current page, or globally, from all tabs. You can use it at any time, also after the page has loaded.
129 users
WonderSwitcher
The WonderProxy Switcher allows you to switch between HTTP proxy servers quickly and easily to speed up your website testing. Import proxies from your WonderProxy account or add your own custom servers.
129 users
