其他
日期时间处理
https://github.com/iamkun/dayjs
socket.io
https://github.com/socketio/socket.io
Chart.js
https://github.com/chartjs/Chart.js
相比 Echarts 比较轻量
rx.js
DPlayer
http://dplayer.js.org/zh/
https://github.com/DIYgod/DPlayer
https://github.com/topics/player