There are only a select few features that will be closed source, there is a small text on the page explaining it. > features such as collaboration tools, versi

There are only a select few features that will be closed source, there is a small text on the page explaining it. > features such as collaboration tools, version control, and optimizations for scaling applications. Open "core" might not have been the best wording, since you will be able to open/edit and deploy your apps with the open source version.