[mdasen]

It is now. There were a few years where it had basically disappeared (2015-2018). When Apple eventually put it back in the open-source world, it was done with little fanfare so it could be easy to miss.

[jen20]

> put it back in the open-source world

Just to clarify - FoundationDB was never open source before 2018. Binaries were available under certain conditions, but no source.