LaTeX From Web EN
Manoj Aryal · Firefox
Copy LaTeX formulas from web pages with a hover and click.
<all_urls>），意味着它可以读取你在任意站点的页面内容，包括已登录的页面。这是许多扩展正常工作的必要条件，但也值得你确认来源可信。
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简介
LaTeX From Web is a powerful browser extension that enables users to extract and copy LaTeX code from mathematical equations displayed on any website. With a simple hover and click, you can grab the exact LaTeX source without viewing the page’s HTML or developer tools.
Key Features:
- Wide Site Compatibility: Seamlessly works on Wikipedia, Stack Exchange, arXiv, and any other website using MathJax or KaTeX to render equations.
- Cross-Browser Support: Fully functional on Chrome, Firefox, Edge, Safari, and other Chromium-based browsers.
- Precision Copying: Each individual equation is recognized and linked to its correct LaTeX source, ensuring accurate results.
- Smart Detection: The extension automatically identifies and activates only on supported equations, minimizing interference with other page content.
- Modern UI: Comes with a clean, dark-themed popup panel designed for minimalism and usability.
- Usage Tracking: Displays daily stats including the number of LaTeX copies and visited sites for your reference.
- Lightweight and Secure: No third-party scripts or analytics — 100% privacy focused.
How to Use:
- After installing the extension, click on the icon in your browser toolbar.
- Use the toggle to enable the extension.
- Navigate to any webpage containing rendered equations.
- Hover over any equation and a "Copy LaTeX" button will appear.
- Click the button to copy the LaTeX code to your clipboard.
- You can paste this code into your LaTeX editor, Overleaf, Notion, or anywhere you need it.
Troubleshooting:
- If the "Copy" button doesn’t appear, wait a moment for the equations to fully render, then try hovering again.
- If the extension doesn’t respond, ensure it's toggled on in the popup and refresh the webpage.
Bugs or glitches in older versions have been fixed in the latest release.
Supported Sites (examples):
- Wikipedia
- Math Stack Exchange
- Physics Stack Exchange
- arXiv.org
or Any site using MathJax or KaTeX rendering
License:
This extension is open-source and distributed under the MIT License.
Developed by Manoj Aryal
Version 1.1 – Featuring enhanced LaTeX extraction and a streamlined, modern interface.
LaTeX From Web 是做什么的
LaTeX From Web 是一款面向 Firefox 的开发者工具类扩展，主要用来调试页面、查看样式与请求、测试接口、辅助前端开发。官方对它的介绍是：Copy LaTeX formulas from web pages with a hover and click.在Firefox 附加组件商店（AMO）上，它当前版本 1.11，约 83 名用户。
适合什么人用
从功能定位看，LaTeX From Web 更适合前端工程师、测试与需要经常查看页面结构的用户。如果你平时只是偶尔遇到相关需求，用浏览器自带功能也能凑合；但如果这件事每天都发生，装一个专门处理它的扩展通常比手动操作省事得多。需要注意的是它作用于所有网站，装上后建议先观察一两天，确认不影响常用站点的正常使用。
怎么安装 LaTeX From Web
- 打开Firefox 附加组件商店（AMO）上的官方页面；
- 点「添加到浏览器」并确认权限提示；
- 装好后在扩展列表里固定图标，方便随时开关。
本站只做索引与介绍，安装包来自官方商店。如果商店页面提示当前地区不可用，说明该扩展未在你所在区域上架。
常见问题
LaTeX From Web 是免费的吗？
LaTeX From Web 在Firefox 附加组件商店（AMO）免费提供下载。它是浏览器扩展，装上就能直接用，不需要注册账号。
LaTeX From Web 安全吗？
它只申请了 0 项权限，范围比较克制，没有申请「读取所有网站数据」这种大权限。
LaTeX From Web 支持哪些浏览器？
当前收录的版本来自Firefox 附加组件商店（AMO），适用于 Firefox。同一个扩展在其他商店可能有对应版本，但功能与版本号不一定相同。
怎么卸载 LaTeX From Web？
在扩展管理页找到 LaTeX From Web，点移除即可。它在本地保存的设置会一起清掉，不会残留数据。
权限清单 来自 manifest.json 原文
站点访问 1
<all_urls>
接口权限 4
activeTabclipboardWritestoragetabs