微博备份助手 is a free Chrome add-on developed by BuyiXiao. It falls under the category of Browsers and is specifically classified as an Add-ons & Tools subcategory. This program allows users to easily backup their own and others' Weibo data.

With 微博备份助手, users can backup their Weibo data from weibo.cn. After logging into weibo.cn, users can simply click on the plugin from their personal homepage on weibo.cn or weibo.com to backup their data locally. The data is saved in xlsx format, ensuring easy access and compatibility.

This add-on provides a convenient way for users to safeguard their Weibo data, allowing them to have a local copy for personal reference or archival purposes. Whether it's for personal use or to backup someone else's Weibo data, 微博备份助手 offers a simple and efficient solution.