In the fast-paced world of software development, it is critical for developers to have a clear understanding of the legal landscape surrounding the software that they develop. This presentation will look into the different branches of software licenses and open source. In this context, the presentation will discuss common terms of commercial agreements and what pitfalls to avoid. Finally, this presentation will look into the OpenJDK project and its formal organization. Attendees will gain a solid understanding of the legal and technical considerations of choosing licensed software, enabling them to make informed decisions about their projects.