公益图床：

  1. sm.ms （不稳定） ★★★
    https://i.loli.net/2020/12/17/tK6nFgcTWxLzvaq.jpg
  2. 去不图床 ★★★
    https://7.dusays.com/2020/12/17/12d874c2268c1.jpg

需要自己动手的：

  1. BackBlaze ★★★★★
    https://assets.kangkinga.tk/file/1433223/2.jpg
  2. Picgo+Github+JSDelivr/Picgo+Gitee ★★★★★
    https://cdn.jsdelivr.net/gh/a2603802339/tuchuang/img/2.jpg
    https://gitee.com/BT-boy/photos/raw/master/img/2.jpg
  3. npm+JSDelivr&&Zhimg&&bdstatic&&自定义镜像 ★★★★★
    https://unpkg.zhimg.com/djfkjf@1.0.0/2.jpg
    https://cdn.jsdelivr.net/npm/djfkjf@1.0.0/2.jpg
    https://code.bdstatic.com/npm/djfkjf@1.0.0/2.jpg