Several people have asked to see the complete list of IO instruments, and of course that's a logical and reasonable request.
I didn't have a way to edit the IO manual's PDF file, so I just got through taking screen shots of all 22 pages that list all the Instruments and Ensembles in IO. They're perfectly legible screen shots.
I invite the curious to go through the list. I have them all in a folder at my Box account here: