You can also use this method for getting chords from the Biab Plugin into Cubase or Studio One, ReaTrak for Reaper has a button to get chords from the plugin. I'm just looking into scripting in Cubase and Studio One to get the plugin chords from the plugin's Song.txt in the bb folder.
Cubase
Save a copy of the RealBand session to SGU to open in Biab
Watch https://www.dropbox.com/s/qmrih0pu325pobs/Biab-Chords-to-Cubase.mp4?dl=0
download https://www.dropbox.com/s/qmrih0pu325pobs/Biab-Chords-to-Cubase.mp4?dl=1

Reaper
Watch https://www.dropbox.com/s/ugjp1wgfcz3t5mb/RealBand-to-Reaper.mp4?dl=0
Download https://www.dropbox.com/s/ugjp1wgfcz3t5mb/RealBand-to-Reaper.mp4?dl=1

Studio One
Save a copy of the RealBand session to SGU to open in Biab
Watch https://www.dropbox.com/s/myxsq2v6y680e3i/RealBand-Using-Biab-Chords-to-Studio-One.mp4?dl=0
Download https://www.dropbox.com/s/myxsq2v6y680e3i/RealBand-Using-Biab-Chords-to-Studio-One.mp4?dl=1

Here's the Mac Output chords to midi: