17
votes
2answers
622 views

What are some ramifications of open source software turning into closed source software?

If a company takes a permissively licensed open source application and then develops a closed source application from that by reworking extensive parts of the application, adding new features and ...
9
votes
2answers
7k views

Best existing license for closed-source code

I'm creating a few closed-source applications on my own (no big company behind me) and am wondering exactly how to protect them. At the top of all the source code files I have this pretty basic ...