NodeBB

https://community.nodebb.org/
https://github.com/NodeBB/NodeBB
NodeBB中文翻译修正版本 https://github.com/techo-io/nodebb-zh_CN_techo

flarum

http://flarum.org/
Flarum 中文优化版 https://github.com/qianduanmei/FlarumChina