tup is described as 'Tup is a file-based build system for Linux, OSX, and Windows. It inputs a list of file changes and a directed acyclic graph (DAG), then processes the DAG to execute the appropriate commands required to update dependent files' and is a Build System in the development category. There are more than 10 alternatives to tup for a variety of platforms, including Linux, Windows, Mac, BSD and Android apps. The best tup alternative is CMake, which is both free and Open Source. Other great apps like tup are GNU Make, Ant, SCons and LazFuck.