12,263 extensions found in Web Development

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Fire Source Viewer
Your rapid source code viewer
Rated 4.9 out of 5
Francesco De Stefano
237 users
Scraper Master - Simple Web Scraping
Your ultimate companion for effortless web data extraction.
Rated 5 out of 5
voxy
237 users
URL Increment Button
A 1-Click URL Increment Button for your toolbar. Works with or without URL Incrementer.
Rated 5 out of 5
Sixcious
236 users
JSON-LD Schema Extractor
Extract and view JSON-LD schemas from any webpage with a single click.
Rated 5 out of 5
FlorianD
235 users
AI Chat Export
Easily export conversations from AI chat platforms like ChatGPT, Gemini, Claude, and more to Markdown files for offline storage and sharing.
Rated 4.7 out of 5
deadrat
234 users
Extension Manager - Simple Tool
Quickly and Easy enable, disable, uninstall, custom group or nickname, star or top and export CSV extensions for Chrome Web Store.
Rated 2 out of 5
HongyuanCao
234 users
phab-test-policy
Adds Testing Policy UI to Mozilla's Phabricator instance
Rated 5 out of 5
nchevobbe
234 users
LoremGen
Get your every day lorem ipsum text faster.
Rated 4.6 out of 5
Colin Espinas
233 users
Virtual Hosts
Apply virtual hosts and overwrite the Hosts header for development purposes.
Rated 4 out of 5
Longoon
233 users
GiteeTree
基于 Octotree 的[码云](https://gitee.com)文件树插件
Rated 5 out of 5
Gitee
233 users
Zend Debugger Toolbar
Provides integration with Zend debugging and profiling tools. If you would like to contribute, please visit the project home page: https://github.com/zendtech/zend-debugger-toolbar
Rated 5 out of 5
Rogue Wave Software
232 users
MILK — Cookie Manager
Cookie's best friend! Modern cookie manager.
Rated 5 out of 5
Rafael Grigorian
231 users
Google Gemini + Ecosia-AI + m365 chat Wide Content
Toggle max-width between 1200px and Google's and Ecosia's "hardcoded" 760px on gemini.google.com and ecosia.org/ai-search conversations with a simple click on the addon icon in the toolbar!
Rated 4.2 out of 5
Dan
231 users
NetSuite Field Explorer
Examine the fields in a Netsuite record (Firefox port of the Chrome extension by Michoel Chaikin)
Rated 5 out of 5
Zackery Bellerose
231 users
User Agent
Switch browser User Agent to simulate different devices and browsers
Rated 4.5 out of 5
Muzikasi
230 users
InspectWP - WordPress Theme & Plugin Detector
InspectWP is a website and WordPress analysis tool which includes a WordPress theme and plugin detector.
Rated 3.7 out of 5
InspectWP
230 users
Image Map Editor
Kontrolle und Bearbeitung der Image Maps in der Webseite mit Lupe.
Rated 3.5 out of 5
Heinz-Jürgen Boms
229 users
The Hell is Connections Roblox
Replaces 'Connections' with 'Friends' on any Roblox page
Rated 4.8 out of 5
thebonkeybruh
229 users
all reload
You can reload all tabs from right clicking context menu.
Rated 3.8 out of 5
kakakikikeke
227 users
Responsive View Simulator
Seamlessly test website appearance on various mobile devices with this handy extension. Preview the responsive design in real-time.
There are no ratings yet
Buy Bulk Weed
227 users
ElemPick - A Selector XPath Element Picker
A simple element picker that can generate CSS Selectors and XPath expressions.
Rated 5 out of 5
Sixcious
226 users
responsivo
A web extension for firefox allowing to view multiple view widths at once. Inspired by Emmet Re:view
Rated 5 out of 5
michael.lill
226 users
JS Injector
Inject JavaScript custom code into every webpage (e.g. to help with debugging).
Rated 3.6 out of 5
Francesco De Stefano
226 users
Refresh Web Page Regularly
An extension which is scheduled refresh of web pages to view the latest operation status or keep your pages signed in
Rated 5 out of 5
volta
225 users
Domaines Tiers Contactés et requêtes associées
Tous trackés… mais ou moins vous le savez. Avec cette extension Domaines Tiers Contactés (DTC pour les intimes) regardez quels sont les domaines tiers contactés par les sites que vous visitez, avec des compteurs journaliers et hebdomadaires.
Rated 4.7 out of 5
Gavois Sébastien
225 users