FlexHeaders - Modify HTTP Headers
A lightweight yet powerful extension to modify HTTP headers on the fly. Unleash the power of FlexHeaders, the ultimate extension for developers and security-conscious users
352 Benutzer
My IP Address Checker: Test IP + IPv6 + VPN
Displays IP address info and details like location + VPN usage when clicking on the IP button
349 Benutzer
MobX Developer Tools
Dev-tools for MobX and React. Use this extension to debug pages containing MobX 3.1.15 or higher (https://mobx.js.org/) For more information, please refer to https://github.com/andykog/mobx-devtools/blob/master/README.md
346 Benutzer
Sheets Row Highlighter
Highlight a row (and column) of current cell in Google Sheets and Microsoft Excel Online.
345 Benutzer
JSON Editor
A JSON Editor Extension based on the amazing JSON Editor Online https://github.com/josdejong/svelte-jsoneditor Source code: https://github.com/fractalf/json-editor-ex
344 Benutzer
Offline Caching
Enable offline caching on any web site or app, allowing for usage even without Internet access.
344 Benutzer
Meta tags inspector
Adds a new panel to the developer tools. This panel shows a clear overview of all metatags
343 Benutzer
Taskade - AI Agents, App Builder & Task Automation
Build AI agents that think, learn, and act. Generate apps from a single prompt. Automate workflows without code. Taskade transforms your new tab into an AI-powered workspace for tasks, projects, docs, and collaboration.
340 Benutzer
Allow Copy& Right Click
Allow Right click, Allow copy, Selection on web sites that prevent it
340 Benutzer
Request Interceptor
Firefox extension to intercept and edit HTTP requests - now a mini Burp-like toolkit. Add rules, smart proxy routing, Intruder scans, Analytics, and URL Analyzer. Built for pentesters and developers. Dedicated to me and my dear memory SGFubmE=.
339 Benutzer
YT Nonstop
No more 'Video paused. Continue watching?' confirmation box! And with two extra options: 1) disable autoplay; 2) loop playlist.
337 Benutzer
Ruto - XPath Finder
Rūto brings the best XPath to you. We are striving hard to improve better performance and more new features
337 Benutzer
Hacker Proxy Pro by ZishanAdThandar
Ethical Hackers|Bug Hunters|Pentesters|Cyber Security Researcher. Lightweight Open Source Proxy Switch. Note: Goto "about:addons" : "Extensions : Click on HackerProxyPro : "Allow" "Run in Private Windows" #CyberSec #InfoSec #Hack #offsec
334 Benutzer
Vulners Web Scanner
Tiny vulnerability scanner based on vulners.com vulnerability database. Scan websites while you surf internet!
334 Benutzer
LoadTabOnSelect
Load newly-opened background tabs on selection, rather than automatically in the background. This addon uses the WebExtensions API, and therefore fully supports Firefox 57+.
333 Benutzer
Twitch Text Emotes - temotes
Save your favorite text phrases ("LULW", "KEKW", emoticons, etc.) directly into the standard Twitch Emotes panel and use them in Twitch chat. Simple and useful.
331 Benutzer
![[STG plugin] Open Manage groups](https://addons.mozilla.org/user-media/addon_icons/986/986719-64.png?modified=1856603d){kind=icon}
