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Beautiful, powerful, free math exploration! Brought to you by desmos.com
A cloud-based password manager that makes it easy to log in to your favorite sites.
Avira 密码管家可在您的所有设备之间保存、管理并同步您的所有密码。
Adblocker blocks ads, pop-up and preroll ads for Youtube and the Web.
将网页转换为福昕PDF
Kami is an interactive learning platform empowering students and enhancing the way teachers teach, feedback, and assess.
The best coupons and the most Cash Back. We do all the work. You just shop and save.
Download videos from web sites or just collect them in your video list without downloading them.
Save references to Zotero from your web browser
使用Google文档、表格和幻灯片来查看和编辑Microsoft Word、Excel和PowerPoint文件
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies
Pixlr Editor is a browser photo editor for all your editing needs. Have full control over your images, including layers and effects.
Dusk - protect your eyes with dark mode for popular sites
Perform everyday tasks related to PDF - merge, convert, download
Check for better prices on Amazon while browsing ebay & other online stores
Apps bundle including free tools for geometry, spreadsheet, probability, and CAS
Fast AdBlock is a popular tool for blocking ads in the browser.
Picture-in-picture button for web videos. Watch videos in picture in picture mode!
Instagram™ Downloader + Direct allows you to upload photos, videos and stories, browse live, send messages
启动 HP Network Check 帮助解决网络连接问题
Speed up, slow down, advance and rewind HTML5 audio/video with shortcuts
With hundreds of thousands of themes, skins & free backgrounds, you can customize any website with your own color scheme in a click.
Adds price history charts and the option to be alerted on price drops to all Amazon sites.
方便、快捷地将参考文献和PDF导入到Mendeley 引文管理工具库
Boost reading and writing confidence across all types of content and devices, in class, at work, and at home.
The easiest, fastest way to capture articles, videos, and more.
Take a Speedtest directly from your toolbar to quickly test your internet performance without interruption.
Lightweight Userscript manager. Provides userscripts support for Chromium browsers
在浏览器中体验 1Password 的最佳方式。轻松登录网站、生成密码和保存安全信息。
Tag Assistant helps to troubleshoot installation of various Google tags including Google Analytics, Google Tag Manager and more.
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