Echo 3 is in early development. It is not ready for projects. =Differences to Echo 2= Echo 3 is Echo 2 significantly refactored. Most of the base concepts remain the same but: - Things are now better scoped, we get rid of the E prefix everywhere and use namespaces instead, - Classes and methods are more well defined, - There is more consideration to menu management - Better thread safety, including generic asynchronous work posting to other threads. - Kernel improvements - No more singletons - Reduced complexity =Additional benefits improvements= - Automated tests - Porting test suite, to test that your port adheres to the interface contracts.