Update README.md

README.md

@@ -5,6 +5,7 @@
 [![license][5]][6]
 [![PRs Welcome][7]][8]
 [![Issue Welcome][9]][10]
+[![OpenWRT][11]][12]
 
 [1]: https://travis-ci.org/liudf0716/xkcptun.svg?branch=master
 [2]: https://travis-ci.org/liudf0716/xkcptun
@@ -16,6 +17,8 @@
 [8]: https://github.com/liudf0716/xkcptun/pulls
 [9]: https://img.shields.io/badge/Issues-welcome-brightgreen.svg?style=plastic
 [10]: https://github.com/liudf0716/xkcptung/issues/new
+[11]: https://img.shields.io/badge/Platform-%20OpenWRT%20%7CLEDE%20%7CCentOS%20-brightgreen.svg?style=plastic
+[12]: https://github.com/gigibox/openwrt-xkcptun
 
 # xkcptun 基于kcp和libevent2库，用c语言实现的kcptun