Now oatpp is easy portable + it supports Windows.<p>Github repo - <a href="https://github.com/oatpp/oatpp" rel="nofollow">https://github.com/oatpp/oatpp</a><p>Full list of supported platforms - <a href="https://oatpp.io/supported-platforms/" rel="nofollow">https://oatpp.io/supported-platforms/</a>