WhatRuns
Discover what runs a website - This Firefox extension helps you identify technologies used on any website at the click of a button.
8.906 gebruikers
HackBar V2
[No License, FOREVER FREE] A HackBar for new firefox (Firefox Quantum). This addon is written in webextension and alternatives to the XUL version of original Hackbar. You can ask request here: https://github.com/Hack-Free/HackBar
8.728 gebruikers
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.
8.675 gebruikers
daily.dev | The homepage developers deserve
Get one personalized feed for all the knowledge you need as a developer.
8.462 gebruikers
Refined GitHub
Simplifies the GitHub interface and adds many useful features.
8.444 gebruikers
Simulateur mobile
Simulateur de smartphone sur ordinateur très réaliste avec plusieurs modèles disponibles pour tester son site mobile.
8.392 gebruikers
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.
8.355 gebruikers
HackBar
A HackBar for new firefox (Firefox Quantum). This addon is written in webextension and alternatives to the XUL version of original Hackbar. Press F12 to use HackBar
8.336 gebruikers
signTextJS plus
window.crypto.signText-vervanging plus verbeteringen
8.287 gebruikers
Ignore X-Frame-Options Header
Allows all sites to be loaded in iframes, despite X-Frame-Options header settings.
8.201 gebruikers
axe DevTools® - Web Accessibility Testing
Add accessibility auditing to the Firefox Developer Tools
7.923 gebruikers
Page Saver WE
Snel en eenvoudig een afbeelding van een webpagina opslaan.
7.778 gebruikers
Purple Ads BlockerPurple Ads Blocker
Purple AdBlock is a adblock for Twitch.tv
7.659 gebruikers
Export Cookies
Export cookies to a Netscape format cookies.txt file.
7.631 gebruikers
Form History Control
Een add-on voor onderhoud van de formulier historie (inzien, verwijderen, aanpassen, selectief opschonen, exporteren/importeren)
7.561 gebruikers
Apollo Client Devtools
GraphQL debugging tools for Apollo Client.
7.536 gebruikers
ruler
Simple tool for measuring arbitrary parts of a page. Does not and will never contain adware.
7.532 gebruikers
All Downloader Professional
All Downloader Professional finds links, images, videos, documents on a website an make them downloadable.
7.429 gebruikers
JetBrains Toolbox Extension
Clone and open projects from GitHub, GitLab, and Bitbucket in JetBrains IDEs right from your browser
7.241 gebruikers
Save Screenshot
Saves the current page as image file or copies it to clipboard.
7.217 gebruikers
Cookie Remover
Removes cookies for the current site
6.951 gebruikers
WebScrapBook
Capture web pages to local device or backend server for future retrieval, organization, annotation, and edit.
6.928 gebruikers
JavaScript Switcher
A lightweight addon that adds a Toggle button in URL bar, for toggling JavaScript (on or off) individually per domain, and stores that for future visit. Works also with Firefox 57+.
6.815 gebruikers
Night Eye - Dark mode
With Night Eye, you can easily switch websites between dark and light mode as desired to take care of your eyes and reduce eye strain. Make your online experience more comfortable and enjoyable with this simple and convenient tool.
6.671 gebruikers
EditThisCookie2
EditThisCookie is een cookie manager. Je kunt cookies toevoegen, verwijderen, bewerken, zoeken, beschermen en blokkeren.
6.552 gebruikers