Compliance with copyright can be a nightmare, especially if the project faces it late in development. Everybody is now figuring out how to use tools and how this could help. We have been tasked with doing it for an entire operating system, something that would take months/man if not years. If you start late, you will finish late. But the gold standard is today to integrate compliance in CI/CD. We present our solutions and those that we have considered or are considering.