Yes, it's been out for a while now and most distributions have picked it up (not debian yet - as usual).
Also, the Yoshimi Pi is now very much a thing. See here:
http://www.musically.me.uk/YoshimiPi/index.htmlHighlights
Fully and independently resizeable (and remembered) windows.
Midi sync for engine LFOs.
More Instrument types available - and a request to set them!
Revised default instrument banks
Improved handling of instrument names.
Aftertouch values now saved
Pan Law setting now saved.
MIDI-learn entries increased to 400 lines.
Maximum delay time in CLI scripts increased to 30 seconds.
NRPN updates.
Improved CLI descriptions and reporting.
Documentation updated (New User guide in progress).
Data storage XDG compatible.
Improved LV2 performance.
Further details in doc/Yoshimi_2.0_features.txt
Yoshimi source code is available from either:
https://sourceforge.net/projects/yoshimiOr:
https://github.com/Yoshimi/yoshimi