4GLWORKS
Updated 13 days ago
4glWorks is a working application that can be used as a starting point to develop new applications. The basic idea is that you don't have to write from scratch code that uses tools from a library...
Oh, no! This is 4gl! And apart from that, I have never done any serious OO programming. Nonetheless, 4glWorks design was influenced by existing event driven OOP tools.