Open Source Freedoms:
- freedom to use
- freedom to modify
- freedom to share
- freedom to share your changes
So that means that you may use Open-source software and submit your updates to it. And you may fork it and change something different if you need to.
What can you get from Open Source Projects?
- Valuable experience
- Community - a lot of people can give you a feedback and variety of ideas. Open Source projects are transformed to something different.
- Security - Open Source Projects are secure because of a lot of contributors and a lot of users