欢迎访问http://code.csdn.net/openkb/c-233
1、muduo
https://github.com/chenshuo/muduo
2、netty
https://github.com/netty/netty
3、asio
https://github.com/chriskohlhoff/asio
4、epoll
https://gitlab.com/twittner/epoll
5、libevent
https://github.com/libevent/libevent