Tools
Joker.Tools Toolbox for Firefox with 50+ Tools
14 users
React Developer Tools
React Developer Tools is a tool that allows you to inspect a React tree, including the component hierarchy, props, state, and more. To get started, just open the Firefox devtools and switch to the "⚛️ Components" or "⚛️ Profiler" tab.
192,185 users
Grammar and Spell Checker - LanguageTool
With this extension you can check text with the free style and grammar checker LanguageTool. It finds many errors that a simple spell checker cannot detect, like mixing up there/their, a/an, or repeating a word.
352,634 users
New Tab Tools
Customizes the new tab page. Add more tiles. Have a background image. Set new tile images and titles. See recently closed tabs. And more...
10,281 users
CAI Tools
Character.AI now has extra features. Background, Font and Memory Manager, chat and character cloning, importing characters, saving chats and characters!
3,389 users
FPL Tools
1. Fixture difficulty 2. Last 5 GW Points 3. Net Transfers 4. Extended League Table 5. Expected Points 6. Quick Transfer 7. Enhanced Stats 8. Compare Players
950 users
Redux DevTools
DevTools for Redux with actions history, undo and replay.
55,656 users
HackTools
Hacktools, is a web extension facilitating your web application penetration tests, it includes cheat sheets as well as all the tools used during a test such as XSS payloads, Reverse shells to test your web application.
5,210 users
TornTools
Tools for Torn users.
3,261 users
Nightly Tester Tools
Nightly Tester Tools (NTT) is an add-on for aiding testers of Nightly builds of Mozilla apps including Firefox.
1,653 users
Media Converter and Muxer - Audio Tools
Easy to use video and audio converter and muxer written in WebExtension built on top of the well-known FFmpeg converter
25,171 users
Online Tools by 10015.io
Case converter, image cropper, CSS triangle generator, base64 encoder/decoder, HEX to RGBA converter, YouTube thumbnail grabber, QR code generator and many more online web tools
905 users
SEO Site Tools, Site Analysis
One-click SEO extension. Quick access to SEO analysis. Features: website indexed pages, backlinks, Alexa, IP, SEO stats and tools.
1,466 users
Custom Search Tool
Get a custom search tool powered by Yahoo!
71,586 users
Angular DevTools
Angular DevTools extends Firefox DevTools adding Angular specific debugging and profiling capabilities.
8,597 users
Ahrefs SEO Toolbar: On-Page and SERP Tools
On-page SEO report, broken link checker, redirect tracer, and country changer for SERP in one add-on. If you have an active account at ahrefs.com, you will also get instant access to Page, Domain, and keyword metrics via your Ahrefs account.
3,831 users
Preact Developer Tools
Only works with Preact 10.1.0 upwards Debugging tools for Preact. This extension allows you to inspect the component hierarchy and change properties on the fly.
700 users
MobiDevTools
A mobile devtools for debugging web sites and applications with the console, DOM, network info, sources, and more.
4,648 users
GraphQL DevTools
Developer tools panel for GraphQL development
1,614 users
Alpheios Reading Tools
The Alpheios Reading Tools add support for reading texts in Ancient Greek, Latin, Classical Arabic and Persian.
344 users
Fanfiction-tools
This addon enhances the Fanfiction.net website in various ways
289 users
SD Tools
Sharedir.com tools for working with mediafire, rapidgator, 4shared links and links from other popular file sharing sites via right-click or Tools menu. Extract links / test selected links / convert links to 'direct download' links, and much more.
94 users
Amazon Shopping Tools
Save money and time with DontPayFull proprietary Amazon Shopping Tools. Get instant discounts up to 75% off and find hidden deals!
338 users
axe DevTools® - Web Accessibility Testing
Add accessibility auditing to the Firefox Developer Tools
8,364 users
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
541 users