JetBrains Toolbox Extension
Clone and open projects from GitHub, GitLab, and Bitbucket in JetBrains IDEs right from your browser
9,833 users
Ignore X-Frame-Options Header
Allows all sites to be loaded in iframes, despite X-Frame-Options header settings.
9,777 users
javascript
add javascript that will run on this domain. back up your scripts in the options area (shortcut there by clicking the "JS" letters in the bottom right)
9,728 users
Html Validator
HTML Validator is a Mozilla extension that adds HTML validation inside Firefox, Mozilla. The number of errors of a HTML page is seen on the form of an icon For Firefox 56, use 0.974 (see all versions below). For Firefox 57, see Web Extensions.
9,665 users
My IP Hider VPN
My IP Hider VPN is number one tool for hiding your IP and unblocking any web site! If your Firefox version is less then 55 please install older My IP Hider VPN from "Version History" (https://goo.gl/7ZQQjZ)
8,914 users
Header Editor
Manage browser's requests, include modify the request headers and response headers, redirect requests, cancel requests
8,666 users
EditThisCookie2
EditThisCookie is a cookie manager. You can add, delete, edit, search, protect and block cookies!
8,485 users
All Downloader Professional
All Downloader Professional finds links, images, videos, documents on a website an make them downloadable.
8,429 users
ruler
Simple tool for measuring arbitrary parts of a page. Does not and will never contain adware.
8,378 users
BuiltWith
BuiltWith is a web site profiler tool. Upon looking up a page, BuiltWith returns a list all the technologies in use on that page that it can find.
8,160 users
Page Saver WE screenshot capture tool
Quickly and easily capture an image of a web page. Options allow you to control output format (PNG or JPEG), file name and more.
7,960 users
Fake Filler
A form filler that fills all form inputs (textboxes, textareas, radio buttons, dropdowns, etc.) with fake and randomly generated data. The purpose of this extension is to help developers and testers test forms quickly and easily.
7,756 users
Form History Control
Manage form history entries (search, edit, cleanup, export/import) and easy text formfiller. Auto-save text entered in any form while typing to allow fast recovery when disaster strikes.
7,227 users
Mouse Gesture Events
Control your browser faster and easier with gestures using mouse movement.
7,177 users
Google Analytics Blocker
Block Google Analytics in any website. If you are a developer and you do not want to watch your own visits on your page or you are just a web user that you do not want pages analyse you, this extension is for you.
6,994 users
Night Eye - Dark mode on any website
Night Eye enables night mode on any website using new algorithm that analyses and converts all colours instead of inverting them.
6,954 users
daily.dev | The Home Page Every Developer Deserves
daily.dev is the fastest growing online community for developers to stay updated on the best developer news.
6,856 users
