= B2

B2 makes it easy to build C++ projects, everywhere.

image:https://img.shields.io/badge/license-BSL%201.0-blue.svg["Boost Software License 1.0", link="LICENSE.txt"]
image:https://img.shields.io/github/languages/code-size/bfgroup/b2.svg["GitHub code size in bytes", link="https://github.com/bfgroup/b2"]

== License

Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE.txt or copy at https://www.bfgroup.xyz/b2/LICENSE.txt)

== Testing

Continuously tested on:

* FreeBSD Clang 7, 8, 9, 10, 11, 12
* FreeBSD GCC 7, 8, 9, 10, 11
* Linux Clang 3.5, 3.6, 3.7, 3.8, 3.9, 4, 5, 6, 7, 8, 9, 10, 11, 12
* Linux GCC 4.7, 4.8, 4.9, 5, 6, 7, 8, 9, 10, 11
* macOS Xcode 10.0, 10.1, 10.2, 10.2.1, 11.2.1, 11.3, 11.3.1, 11.4.1, 11.5, 11.6, 11.7, 12.0.1, 12.1.1, 12.2, 12.3, 12.4
* Windows MinGW 8.1.0
* Windows VS 2013, 2015, 2017, 2019

image:https://img.shields.io/azure-devops/build/bfgroup/3a4e7a7e-c1b4-4e2f-9199-f52918ea06c6/3/release.svg?label=release&logo=azuredevops["Linux/Windows/macOS: release", link="https://dev.azure.com/bfgroup/B2"]
image:https://img.shields.io/azure-devops/build/bfgroup/3a4e7a7e-c1b4-4e2f-9199-f52918ea06c6/3/main.svg?label=main&logo=azuredevops["Linux/Windows/macOS: main", link="https://dev.azure.com/bfgroup/B2"]
image:https://img.shields.io/appveyor/build/bfgroup/b2?logo=appveyor["Windows", link="https://ci.appveyor.com/project/bfgroup/b2"]
image:https://img.shields.io/cirrus/github/bfgroup/b2/release?label=release&logo=cirrus-ci["FreeBSD: release", link="https://cirrus-ci.com/github/bfgroup/b2/release"]
image:https://img.shields.io/cirrus/github/bfgroup/b2/main?label=main&logo=cirrus-ci["FreeBSD: main", link="https://cirrus-ci.com/github/bfgroup/b2/main"]

NOTE: A C+\+11 capable compiler is needed to build the `b2` engine. But using
the `b2` engine and build system does not require C++11.

== More

See the link:https://www.bfgroup.xyz/b2/[website] for more information.

See the link:CONTRIBUTING.adoc[guidelines for contributing] if you would like
to get involved in the development.
