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Christopher Kohlhoff

Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at

Boost.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.


An overview of the features included in Boost.Asio, plus rationale and design information.

Using Boost.Asio

How to use Boost.Asio in your applications. Includes information on library dependencies and supported platforms.


A tutorial that introduces the fundamental concepts required to use Boost.Asio, and shows how to use Boost.Asio to develop simple client and server programs.


Examples that illustrate the use of Boost.Asio in more complex applications.


Detailed class and function reference.

Networking TS Compatibility

Description of changes to provide compatibility with the "C++ Extensions for Networking" Technical Specification.

Revision History

Log of Boost.Asio changes made in each Boost release.


Book-style text index of Boost.Asio documentation.

Last revised: April 09, 2019 at 19:40:53 GMT