老刘@开发笔记

https://chrome-extension-downloader.com/
输入插件ID，例如

https://chrome.google.com/webstore/detail/markdown-preview-plus/febilkbfcbhebfnokafefeacimjdckgl

的插件ID为 febilkbfcbhebfnokafefeacimjdckgl，下载即可