A new blog is here 
Link: Gig Performer | How to set up live streaming using OBS, Gig Performer and JACK Router
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Concerns, advanced usage, even a fork of Jack by one of our community users → you can find here.
Make sure to check it out.
Improvisation. OBS + ASIO Link Pro + Guitar Rig (and a couple of other plugins) + Gig Performer.
I paid a lot of attention to your music, but very little to the configuration of your equipment… 