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Native Instruments FM8: MIDI CC, NRPN and OSC map

The Native Instruments FM8 as named OSC addresses — 51 CC — ready to use from Claude (MCP), SuperCollider, Sonic Pi, TouchDesigner or any OSC app via osc-bridge.

Device Native Instruments FM8
Vendor Native Instruments
OSC prefix /fm8
Source 🎛️ Derived from an Electra One community preset
Revision per Electra preset
Upstream electra-preset
Driver file devices/native-instruments/fm8.json

Not tested on the device yet

This driver comes from documentation or community data and has not been checked on real hardware. If you own one, a quick test and a pull request promoting it helps everyone — see CONTRIBUTING.

How do you control it?

Find the MIDI ports, then start the bridge with this driver:

osc-bridge detect        # prints the ready-to-run line for what is plugged in
osc-bridge run --device devices/native-instruments/fm8.json --out-port <N> --in-port <M>

Then send OSC to 127.0.0.1:7777, for example:

osc-bridge osc-send /fm8/rate 50

From Claude or any MCP client, the osc-bridge mcp server exposes this driver as fm8: ask “what can the Native Instruments FM8 do?” and it reads this map with list_routes. See the MCP guide.

MIDI CC and NRPN parameters (51)

OSC address CC NRPN (MSB/LSB) Range Nature Section
/fm8/rate 91 -99–100 continuous
/fm8/vibrato 2 -99–100 continuous
/fm8/harmonic 5 -99–100 continuous
/fm8/detune 6 -99–100 continuous
/fm8/velocity 12 -99–100 continuous
/fm8/volume 13 0–127 continuous
/fm8/timbre 3 -99–100 continuous
/fm8/tremelo 4 -99–100 continuous
/fm8/env_amount 8 -99–100 continuous
/fm8/velocity 9 -99–100 continuous
/fm8/stereo_width 14 0–127 continuous
/fm8/timbre 15 -99–100 continuous
/fm8/timbre 16 -99–100 continuous
/fm8/timbre 17 -99–100 continuous
/fm8/timbre 18 -99–100 continuous
/fm8/amplitude 19 0–127 continuous
/fm8/amplitude 20 0–127 continuous
/fm8/amplitude 21 0–127 continuous
/fm8/amplitude 22 0–127 continuous
/fm8/brightness 7 -99–100 continuous
/fm8/x 24 0–127 continuous
/fm8/y 25 0–127 continuous
/fm8/volume 27 0–100 continuous
/fm8/overdrive 92 0–127 continuous
/fm8/tube_amp 93 0–127 continuous
/fm8/cabinet 94 0–127 continuous
/fm8/shelving_eq 95 0–127 continuous
/fm8/peak_eq 96 0–127 continuous
/fm8/talk_wah 97 0–127 continuous
/fm8/phaser 98 0–127 continuous
/fm8/flanger 103 0–127 continuous
/fm8/tremelo 99 0–127 continuous
/fm8/reverb 100 0–127 continuous
/fm8/psyche_delay 101 0–127 continuous
/fm8/chorus_delay 102 0–127 continuous
/fm8/amount 26 0–100 continuous
/fm8/drive 28 0–100 continuous
/fm8/tone 29 0–100 continuous
/fm8/bass 30 0–100 continuous
/fm8/volume 31 0–100 continuous
/fm8/volume 33 0–127 continuous
/fm8/drive 34 0–127 continuous
/fm8/cabinet 35 0–127 continuous
/fm8/size 36 -50–50 continuous
/fm8/air 37 0–100 continuous
/fm8/bass 38 -50–50 continuous
/fm8/treble 39 -50–50 continuous
/fm8/fader 40 0–127 continuous
/fm8/fader 41 0–127 continuous
/fm8/fader 42 0–127 continuous
/fm8/fader 43 0–127 continuous

Performance MIDI

Notes, pitch bend and any CC are also available: /fm8/note/on <note> <velocity>, /fm8/cc/<number> <value>, /fm8/pitchbend <0-16383>, /fm8/program_change <n>.

Limitations

Imported from an Electra One community preset. The mapping reflects the preset author's editorial choices: parameter naming, ranges, and which params are exposed. Untested on hardware in this repo.