Firefox Extensions are add-ons that allow users to customize their web browser from Mozilla. They are downloadable through the Firefox Add-on website. Modern extensions follow WebExtension standard and are most often written in HTML, JavaScript, and CSS.
Skip YouTube video sponsors (browser extension)
🥗 All-in-one professional pop-up dictionary and page translator which supports multiple search modes, page translations, new word notebook and PDF selection searching.
Blocks specific sites from appearing in Google search results
WebChatGPT: A browser extension that augments your ChatGPT prompts with web results.
Powerful Pixiv batch downloader. Batch download artworks and novels, filter works, rename when downloading, convert animated images, and more. 浏览器扩展程序，批量下载 Pixiv 上的插画和小说。过滤作品、下载时重命名、转换动态图片等。
The cross-browser extension framework.
A Browser Extension for faster reading on ANY website!
Firefox/Chrome browser extension. SmartProxy will automatically enable/disable proxy for the sites you visit, based on customizable patterns.
Chrome extension to view ChatGPT summaries alongside Google search results and YouTube videos, also supports Yahoo! ニュース、PubMed、PMC、NewsPicks、Github、Nikkei、 Bing、Google Patents, and any page summary.
Chromecast Web Sender SDK implementation for Firefox
程序开发常用工具 chrome / edge / firefox / utools / windows / linux / mac
A web extension that helps you view JSON documents in the browser.
Apollo Client browser developer tools.
A general purpose YNAB enhancing browser extension for Chrome and Firefox. Have it your way!
🧬 Source code of the PreMiD application.
保护你的浏览器指纹 | Protect Your Browser Fingerprints | Chrome, Edge, Firefox | 扩展 / Extension
Web extension template to build Chrome and Firefox extensions quickly. Setup with React 19, Typescript and TailwindCSS
Convert Lark Doc to Markdown
📘Super fast browser dictionary
A browser extension to improve TweetDeck with a lot of features
Created by Mozilla
Released April 4, 2006