Noob 101 - trying to see my .vst in Reaper on OSX

Of all the hosts I’ve used, Reaper is the one that has produced the least amount of issues. Are you sure that you are browsing the entire lists of VSTi plugins, and not just just VST? I doubt it is the version of Reaper that you are using. Btw, what version of Cabbage are you using? If not the latest, can you try the latest available from here: