I need an open source software with its code

Hello, I’m new here, I’m taking Software course during this term and I have to do a project which is finding an open source software with its code, how can I do that? I see many projects, how to copy the right code?

We are happy you are here! You are more likely to get a useful response if you are explicit about what your project entails, giving a few more details might help someone give you a nudge in the right direction.