7,513 extensions found in Web Development

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Text to Speech
Read any selected text in the browser with human-quality text-to-speech (TTS) engines
Rated 1.8 out of 5
Brian
165 users
OptiSearch
Affichez les réponses ChatGPT, StackOverflow, Wikipedia, etc. à côté des résultats de recherche Google !
Rated 4.1 out of 5
OptiSearch
164 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
164 users
Word Editor
A free & easy-to-use word editor extension for your browser.
Rated 2.2 out of 5
keller
163 users
Restfox CORS Helper
Help bypass CORS when making requests from Restfox
There are no ratings yet
Artelin
162 users
Codeforces Rating-Based Heatmap
Displays a rating-based problem-solving heatmap on Codeforces profile pages.
Rated 5 out of 5
Gopikrishna
162 users
Easy DNS lookup
Utility to do DNS lookups directly to DNS APIs and display the response in the addon.
Rated 4 out of 5
wesinator
161 users
Font Size Decrease
Decrease font size on any web page with one click.
Rated 5 out of 5
Stefan vd
161 users
Github Download Button
Adds a download button on Github files
Rated 5 out of 5
Grooby
161 users
LiveGamers.pl - Dodatek
Rozszerzenie umożliwiające poprawne odtwarzanie video w serwisach LiveGamers.pl.
There are no ratings yet
livegamers
160 users
Split-Screen Browser Tool
Easily split your browser window to view multiple websites side by side.
Rated 1.3 out of 5
Reginalds
160 users
LocaProxy Toolbar
LocaProxy Toolbar is a free proxy manager and switcher for Firefox.
Rated 4.8 out of 5
LocaProxy
158 users
AngularScope
An extension to inspect the scope AngularJS 1.x scope associated to a DOM node. This is NOT an official extension from the AngularJS team.
Rated 3.1 out of 5
Darathor
158 users
Download Reddit™ Videos
RedditVideodl.com allows you to download Reddit videos with Sound in HD Formats.
Rated 2.7 out of 5
redditvideodl.com
158 users
Xdebug Session Cookie
This addon is for PHP developers that use tools with XDEBUG support.
Rated 3.1 out of 5
Kudlaty
157 users
Speed Test Internet
Check internet download/upload speed
Rated 3.8 out of 5
Firefox addon Free
157 users
Color Picker & Eyedropper
Ultimate Color Chooser, Selector & Finder.
There are no ratings yet
Umbrella
157 users
Selection Highlighter
Highlight occurrences of selected text, with or without a keypress.
Rated 4.4 out of 5
neaumusic
157 users
Formlet
Saving form data to bookmarklets
Rated 3.7 out of 5
jusuff
156 users
Copy image as Base64
Allows you to copy an image to clipboard in a Base64 format data URI
Rated 4.5 out of 5
Syd Lambert
156 users
Gimli Tailwind
A DevTools extension enabling smart tools for Tailwind CSS.
Rated 5 out of 5
joakim
156 users
form-info
Adds a form information panel to the developer tools.
Rated 3.6 out of 5
Atsawin
154 users
Cookie Tab Viewer
Get cookies of the current tab.
There are no ratings yet
Storrito
153 users
Close Similar Tabs
Close similar tabs with this lightweight and simple extension.
Rated 5 out of 5
SY-dev
152 users
Image ALT
Check all image elements have an ALT attribute either empty for decoration or a accessible name.
Rated 4 out of 5
Deafinitive
152 users