13,111 extensions found in Web Development

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EyeBankWeb Plugin Adapter
This add-on allows FireFox to call the locally installed IrisGuard EyeBank APIs using native messaging, giving the user full functionality of all IrisGuard EyeBank APIs calls such as capturing iris images and doing a recognition.
Rated 5 out of 5
Firefox user 13251731
217 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
217 users
Video Speed Controller
Control the playback speed of videos on any HTML5 video player.
There are no ratings yet
video for web
215 users
Fire Source Viewer
Your rapid source code viewer
Rated 4.9 out of 5
Francesco De Stefano
215 users
MyIP - ip address and location details
This extension displays your public IPv4 address, provider name, location and dns server.
Rated 4.3 out of 5
turbopixel
215 users
Remove css from website
Removes css from website. Remove inline styles, stylesheets, add custom styles.
Rated 3.1 out of 5
Michal Szczepanski
214 users
YouTube Miniplayer Button Restorer
Restores the missing miniplayer button to YouTube's video player
Rated 4.3 out of 5
2ipper
214 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
214 users
IPvFooBarBaz
Display the server IP address, with a realtime summary of IPv4, IPv6, ASN, hostname, and HTTPS information across all page elements.
Rated 4.5 out of 5
ziad87
213 users
Switch Direction
Switch Direction in edits, useful for mixed RTL and LTR texts editing.
Rated 4.7 out of 5
ebraminio
211 users
Link Analyzer
Analyze the status of the links in a complete webpage or in selected text.
Rated 4.9 out of 5
damufo
211 users
SEO Website Scanner: Meta, Headings, etc.
Scans a page for basic SEO meta information and headings.
Rated 5 out of 5
SEO Website Scanner
211 users
かんたん文字数カウント
選択したテキストの文字数を数えることができるFirefox アドオンです。記事の文字数の確認や校正などにご活用ください。
Rated 2.5 out of 5
Masaki Wakatake
211 users
SeLite SQLite Connection Manager
It manages SQLite DB connection(s). It can be used with other extensions from SeLite family, or on its own.
Rated 4.1 out of 5
Peter Lyons Kehl
211 users
ChatGPT Sidebar
Open ChatGPT in the sidebar
Rated 4 out of 5
EcksDy
210 users
Clear Cache & Reload
One-click button to clear site cache and reload the page.
Rated 4.3 out of 5
MM
210 users
Copy Link/Tab Name and URL
Copy the name and URL of a link or a Tab. 复制链接或标签页的名称和地址
Rated 4 out of 5
Ren Wei
209 users
Rentgen
Rentgen illustrates the amount of tracking scripts on a website and helps with formulating an email to the website admin, which can be a basis for a GDPR complaint.
Rated 5 out of 5
“Internet. Time to act!” Foundation
209 users
Eye-Able® Audit for WCAG
Check your website for the most common WCAG/ADA errors.
There are no ratings yet
Web Inclusion GmBH
209 users
Detector Whats Font
You can find out the font of a web page very easily.
There are no ratings yet
macha
209 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
209 users
Page Text Editor
Easy access to editing the texts on any websites with a toggle!
Rated 3.7 out of 5
Raymond Hsu
208 users
APIsec BOLT
Discover APIs from browser traffic and auto-generate OpenAPI specs.
Rated 5 out of 5
APIsec.ai
208 users
Material Design Colors Picker
Copy a Material Design Color in one click in either #HEX, HEX, RGB and RGBA format.
Rated 4.7 out of 5
Alexandre CIPOR
207 users
Custom Site JS
Run your own (per url or domain) custom JavaScript on sites.
Rated 4.6 out of 5
David Hicken
207 users