8,940 extensions found in Web Development

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JPEG XL viewer
Displays JPEG XL images.
Rated 4.2 out of 5
zamfofex
707 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
705 users
HAR/JSON viewer
Embedded HAR/JSON viewer. Visualizes HTTP Archive (HAR) files opened locally or online. Also features JSON tree view.
Rated 5 out of 5
Savr Goryaev
704 users
Favicon Detector
A simple way to detect website icons.
Rated 4.1 out of 5
BlackGlory
701 users
JSON Beautifier & Editor
Display JSON objects by transforming them into Syntax editable highlighted HTML
Rated 3.7 out of 5
Joe Ertaba
697 users
Save Website as Image
Save a full snapshot of a website as a single or a series of images
Rated 4 out of 5
igorlogius
697 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
692 users
Bug Magnet
Right-click context menu to help with exploratory testing
Rated 4.2 out of 5
Gojko Adzic
688 users
SQLite Reader
Easily browse, edit and manage SQLite database inside your browser!
Rated 3 out of 5
Loori
687 users
Toggle Cache
Disables or enables the browser cache.
Rated 4.8 out of 5
Manuel Reimer
686 users
Code Editor
Powered by the Monaco Editor, it provides support for basic syntax colorization, IntelliSense, validation and Diff Editor features.
Rated 4 out of 5
sycxyc
685 users
Font Size Increase
Increase font size on any web page with one click.
Rated 5 out of 5
Stefan vd
675 users
Tampermonkey Editors
Online editor support for Tampermonkey's userscripts
Rated 5 out of 5
Jan Biniok
673 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
672 users
Github Repository Size
Add repositories size to their GitHub summary band using the GitHub public API.
Rated 4.4 out of 5
Matthieu Harlé
671 users
Live Reload — monitor and reload html, css, js
Addon for web devs. Monitor included JS, CSS and/or HTML in frames and automatically reload the host page when a change is detected in the included source. Supports inline reloading of stylesheets and frames without reloading the host page.
Rated 3.9 out of 5
Blaise Kal
670 users
LocalStorage Editor
Add, edit, copy, remove, export and import local- and session- storage data
Rated 4.4 out of 5
igorlogius
670 users
ChatAI for Google & AI Image Generator
Chat AI for Google, Bing includes AI Image Generator. Chat with AI when you search🔍 and Generate AI images.🖼️
Rated 3.6 out of 5
Fusion Chat
669 users
Request Interceptor
Intercept HTTP and HTTPS Requests. Add custom rules to modify request/response headers, block/redirect requests, modify query params. Example Usage: This extension can be used to block all ads having url (*/ad.x.com/*) by creating rules
Rated 3.8 out of 5
Vinay Kaparthi
666 users
IP Geolocator
Shows detailed information about your IPv4 & IPv6 address and their location.
Rated 4.4 out of 5
Aykut Çevik
659 users
Responsify viewer
A simple slider to check the responsivness of the website.
Rated 4.4 out of 5
Karthikeyan Rajendran
656 users
ARC Toolkit
Accessibility testing tool from TPGi
Rated 3 out of 5
TPGi
653 users
FxIF
View exIF allows you to view metadata contained in .jpg and .tiff images from your Firefox browser.
Rated 2.5 out of 5
Santosh
652 users
ChatGPT File Uploader
A Chrome extension that allows you to upload large files in chunks.
Rated 2.3 out of 5
Automate My Life
652 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
651 users