13,067 extensions found in Web Development

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ChatGPT Token Counter
Count tokens in real time on chatgpt conversation
Rated 5 out of 5
Burak Unver
161 users
Kahuna, the IndexedDB-Manager
Browse, manage and edit IndexedDB databases.
Rated 4.5 out of 5
Hummmingme
161 users
Close Similar Tabs
Close similar tabs with this lightweight and simple extension.
Rated 5 out of 5
SY-dev
161 users
Pesticide for Firefox
This extension inserts the Pesticide CSS into the current page, outlining each element to better see placement on the page. Copyright (c) 2014 Paul Molluzzo picked up by Samuel Corsi-House in 2020.
Rated 5 out of 5
Xenfo
161 users
Ekoru Search
Every search helps remove plastic
Rated 1.5 out of 5
ekoru
161 users
Search with ChatGPT powered by OpenAI!
Adds a ChatGPT search engine. 'gpt' to start ChatGPT thread.
Rated 4.3 out of 5
zavage
160 users
Pinpasta: Pinterest downloader
Extract every image from a Pinterest board straight to your clipboard or as a ZIP. Pairs with the Pinpasta Figma plugin to drop pins into your designs in one click.
Rated 2 out of 5
HEHE.studio
160 users
Prometheus Formatter
Makes plain Prometheus/OpenMetrics endpoints easier to read.
Rated 5 out of 5
Frederic Hemberger
160 users
WebHID
Brings the WebHID API to Firefox, letting websites talk directly to HID devices like controllers and stream decks via a fast local daemon.
Rated 5 out of 5
Kazoku
160 users
SuperDog Authentication Extension
Send a message to a native application for authentication.
Rated 4 out of 5
SuperDog Team
160 users
Discord Token Login / Multi Token management tool
The best token loginer with the most features 4.0update : Updated to support changes to the Discord quest page URL
Rated 3.7 out of 5
Gushini chick
159 users
UA Switcher
User Agent Switcher 是一款强大的工具，可帮助用户模拟不同设备访问网站，同时助力开发者测试 Bot 屏蔽与爬虫爬取状态，轻松掌握网站兼容性与安全性。
Rated 5 out of 5
mxdyeah
159 users
File System Access
The File System Access API allows web apps to interact with files on the local device.
Rated 3.3 out of 5
sycxyc
159 users
API Request Tester
Test and debug API requests directly from your browser.
Rated 1 out of 5
Daniel
159 users
FancyTracker-FF
A browser extension for monitoring and analyzing PostMessages and listeners in web pages.
There are no ratings yet
Erik Zettergren
159 users
Dom Tree and CSS Playground
On ANY web site, easily find/edit the web elements and styles that you need, in real time. Use css playground to micro-view 100's of styles in seconds. NOTE: Use your shortcut key "f" allot.
Rated 4.7 out of 5
Jody Brabec
158 users
Web to PDF
Export any web page as a clean PDF — choose paper size, extract articles, force light mode, or save just your selection.
Rated 1 out of 5
Emma Boat
157 users
Formlet
Saving form data to bookmarklets
Rated 3.7 out of 5
jusuff
157 users
Lizard
Select and remove annoying or unnecessary elements from a page. Great for printing and readability.
Rated 4.7 out of 5
arielg
157 users
Email Extractor
Extract, view, and save email addresses from the current webpage.
Rated 5 out of 5
Libor Benes (Dr. B)
157 users
Flip Video Extension
Flip any video on a webpage horizontally with a single click.
Rated 3 out of 5
xTeem_Fr0sTy
157 users
taba11y – Tab order accessibility tester
Visualise tab order with ease
Rated 5 out of 5
Peter Gould
156 users
Semrush Website SEO Tools
The Semrush Website SEO Tools extension for Firefox offers a range of tools to help improve your website's SEO performance. With features for on-page SEO analysis, keyword research, backlink checking, and more.
Rated 5 out of 5
PapiTekno
156 users
Solid Devtools
Chrome Developer Tools extension for debugging SolidJS applications.
Rated 5 out of 5
thetarnav
156 users
tabdetach
Keyboard configurable detach, attach, merge and quick switch tabs
Rated 4 out of 5
Aethlas
155 users