There is a new LMMS nightly version available 1.3.0 Alpha 1.291, if anyone is interested. I think this is good news because it means the LMMS project is not dead.
https://lmms.io/download#windows (https://lmms.io/download#windows)
https://lmms.io/download#linux (https://lmms.io/download#linux)
https://lmms.io/download#mac (https://lmms.io/download#mac)