Name: Asio C++ Library
URL: http://think-async.com/Asio
License: BSL-1.0
License File: asio/LICENSE_1_0.txt
Upstream Git: https://github.com/chriskohlhoff/asio
Description:

Asio is a cross-platform C++ library for network and low-level I/O
programming that provides developers with a consistent asynchronous
model using a modern C++ approach.