Icarus is a beautiful theme.

hexo-theme-icarus
The blog theme you may fall in love with, coming to Hexo.
https://github.com/ppoffice/hexo-theme-icarus

The first theme of my choice is Minos.
It’s simple and beautiful.

hexo-theme-minos
https://blog.zhangruipeng.me/hexo-theme-minos/categories/Documentation/

Hexo theme ranking on Github Search

https://github.com/search?o=desc&q=hexo-theme&s=stars&type=Repositories&utf8=%E2%9C%93

Top 10 themes based on github stars by @NoahDragon

https://en.abnerchou.me/Blog/5c00ca67/

You can find all themes here.

https://hexo.io/themes/

A curated list of awesome things related to Hexo.
Tutorials, Themes, Showcases.

awesome-hexo
https://github.com/hexojs/awesome-hexo