Crow framework is described as 'Crow is very fast and easy to use C++ micro web framework inspired by Flask ' and is an app in the Development category. There are three alternatives to Crow framework for Linux, Mac and Windows. The best alternative is Oatpp, which is both free and Open Source. Other great apps like Crow framework are Cutelyst (Free, Open Source) and Silicon web framework (Free, Open Source).
Cutelyst lets you create fast web applications using the cross-platform Qt framework so you can share the same code base as your desktop or mobile apps. It's a web framework that takes cues from the time-honored .