7,993 extensions found in Web Development

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Google Cache
Google Cache lets you visit retrieve the web page from Google Web Cache when the site is offline.
Rated 4.1 out of 5
Baris Derin
693 users
Favicon Detector
A simple way to detect website icons.
Rated 4.1 out of 5
BlackGlory
693 users
Measure Everything
Element distance measurement tool.
Rated 4.6 out of 5
mdevils
691 users
Toggle Cache
Disables or enables the browser cache.
Rated 4.8 out of 5
Manuel Reimer
691 users
Random password generator
A simple random password generator for Firefox browser
Rated 4.7 out of 5
Matija
687 users
Responsify viewer
A simple slider to check the responsivness of the website.
Rated 4.4 out of 5
Karthikeyan Rajendran
684 users
Tampermonkey Editors
Online editor support for Tampermonkey's userscripts
Rated 5 out of 5
Jan Biniok
682 users
Bootstrap - Responsive Helper
Show the Bootstrap grid class currently active (XS, SM, MD, LG, XL, XXL). Tested and work with the versions: 3, 4, 5 Not compatible versions: 4 Alpha 2
Rated 4.4 out of 5
Kevin Bon
677 users
TruePath
TruePath generates relative XPath and scripts on click of the targeted web elements.
Rated 4.3 out of 5
SumitG
676 users
CSS Stacking Context inspector
Helps inspecting the css stacking contexts and solving the z-index war.
Rated 5 out of 5
Andrea Dragotta
676 users
OdooTerminal
Terminal for Odoo (v11-18. CE & EE) Works on backend & frontend (with limitations) Press "CTRL + ," to toggle terminal or use the browser action icon.
Rated 5 out of 5
Alexandre
676 users
Bitly URL Shortner
Bitly service to convert long URLs or Links of websites to short.
Rated 4 out of 5
DSNet
661 users
LocalStorage Editor
Add, edit, copy, remove, export and import local- and session- storage data
Rated 4.4 out of 5
igorlogius
651 users
HTMaiL: Insert HTML into email message
This extension will allow you to easily insert HTML code into the body of the message from your favorite webmail service: Gmail, Outlook, and Yahoo Mail.
Rated 5 out of 5
dziul
646 users
Ctool 程序开发常用工具
程序开发常用工具,哈希/加解密/编码转换/时间戳/二维码/拼音/IP查询/代码优化/Unicode/正则等...
Rated 5 out of 5
baiy
644 users
Website and IP address blocker
Block Websites and IP address. Additional feature: Option to only block the homepage.
Rated 5 out of 5
The Happy Life
637 users
Vue force dev
A tool forces vue to run in development
Rated 3.9 out of 5
LoryHuang
620 users
Vue Telescope
Discover Websites made with Vue.js
Rated 4.9 out of 5
NuxtJS
616 users
FuckCSDN
Clean CSDN's limitation scripts 清理CSDN限制脚本
Rated 4.5 out of 5
Firefox user 14476737
615 users
pylote.io
Trouve des missions en te référençant sur une quinzaine de plateformes depuis une interface unique.
Rated 3.8 out of 5
Ronan Camus
614 users
ARC Toolkit
Accessibility testing tool from TPGi
Rated 3 out of 5
TPGi
608 users
Font Inspector (WebExtension)
Click on any element to get the font info in a page popup
Rated 1.9 out of 5
Alex
603 users
JSONovich
Pretty-prints JSON content in the browser for easy, unobtrusive viewing.
Rated 4.5 out of 5
Will Elwood
600 users
SiteAnalyzer SEO Tools
SiteAnalyzer SEO Tools – это браузерное расширение, представляющее собой набор инструментов для анализа SEO-показателей сайта, технического аудита (ссылки, изображения, мета-теги, контент, индексация и т.п.), анализа URL и исправления ошибок SEO.
Rated 4.8 out of 5
BrokenByte Software
597 users
windmill
Windmill - A simple website accelerating tool
Rated 4.7 out of 5
windmillvpn
595 users