- name: Chinese code: zh description: Bootstrap 中文文档 url: http://v4.bootcss.com/ - name: Chinese code: zh description: Bootstrap 4 中文文档教程 url: http://wiki.jikexueyuan.com/project/bootstrap4/ - name: Japanese code: ja description: Bootstrap 4 日本語リファレンス url: http://bootstrap4.jp/ - name: Brazilian Portuguese code: pt-BR description: Bootstrap 4 Português do Brasil url: https://bootstrapbrasil.github.io/v4/