教 ADA 如何使用浏览器工具执行文件下载。
Download Video/Music from YouTube/Bilibili/X/etc.
Convert URL to PDF suitable for mobile reading.
CLI download tools for YouTube and WeChat
Download online videos with quality and format controls using yt-dlp for reliable local saves.
从URL提取图片并生成PDF（保持原文顺序，不排序）
Develop Arduino projects avoiding common wiring, power, and code pitfalls.
