Adaptive Communication Environment，简称ACE。为一个以C++的Template技术所做成的开放源代码的可跨平台的网络应用程序的程序库套件。
英语百科
Adaptive Communication Environment ACE自适配通信环境
The Adaptive Communication Environment (ACE) is an open source software framework used for network programming. It provides a set of object-oriented C++ classes designed to help address the inherent complexities and challenges in network programming by preventing common errors.