Note! This tools has been replaced by the tool Guru, which allows for editing many other synths as well, See the Guru page
JX Programmer is a Renoise tool for editing sounds on the Roland JX-8P, MKS-70, and JX-10 (Super JX) synthesizers via sysex, similar to the original PG-800 hardware programmer from Roland.
It has got a user interface for editing all the parameters of a tone in the synths, and a switch to select which one of the two tones on the JX-10/MKS-70 to edit.