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Fred's Lab Manatee MIDI CC chart, NRPN and OSC map

The Fred's Lab Manatee MIDI implementation: 99 CC, each named, for Claude (MCP), SuperCollider or any OSC app.

Device Fred's Lab Manatee
Vendor Fred's Lab
OSC prefix /manatee
Source πŸ“¦ Derived from MIDI Guide (community CC/NRPN data)
Firmware unknown
Revision per pencilresearch canonical CSV
Upstream pencilresearch
Data licence CC-BY-SA-4.0 β€” MIDI Guide (https://midi.guide) by Pencil Research and contributors
Driver file devices/fred-s-lab/manatee.pencilresearch.fw-unknown.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 β€” 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/fred-s-lab/manatee.pencilresearch.fw-unknown.json --out-port <N> --in-port <M>

Then send OSC to 127.0.0.1:7777, for example:

osc-bridge osc-send /manatee/delay/model 63

From Claude or any MCP client, the osc-bridge mcp server exposes this driver as manatee: ask β€œwhat can the Fred's Lab Manatee do?” and it reads this map with list_routes. See the MCP guide.

MIDI CC and NRPN parameters (99)

OSC address CC NRPN (MSB/LSB) Range Nature Section
/manatee/delay/model 63 0–127 continuous Delay
/manatee/delay/time 92 0–127 continuous Delay
/manatee/delay/feedback 93 0–127 continuous Delay
/manatee/delay/level 94 0–127 continuous Delay
/manatee/delay/color 95 0–127 continuous Delay
/manatee/drive/model 89 0–127 continuous Drive
/manatee/drive/gain 90 0–127 continuous Drive
/manatee/drive/mix 91 0–127 continuous Drive
/manatee/envelope/sustain_attack 73 0–127 continuous Envelope
/manatee/envelope/sustain_release 72 0–127 continuous Envelope
/manatee/envelope/sustain 104 0–127 continuous Envelope
/manatee/envelope/filter_decay 105 0–127 continuous Envelope
/manatee/envelope/filter_amount 106 0–127 continuous Envelope
/manatee/envelope/filter_cycle 107 0–127 continuous Envelope
/manatee/envelope/amp_decay 108 0–127 continuous Envelope
/manatee/envelope/amp_amount 109 0–127 continuous Envelope
/manatee/envelope/amp_cycle 110 0–127 continuous Envelope
/manatee/eq_1/model 111 0–127 continuous EQ 1
/manatee/eq_1/center 112 0–127 continuous EQ 1
/manatee/eq_1/gain 113 0–127 continuous EQ 1
/manatee/eq_2/model 114 0–127 continuous EQ 2
/manatee/eq_2/center 115 0–127 continuous EQ 2
/manatee/eq_2/gain 116 0–127 continuous EQ 2
/manatee/filter/cutoff 74 0–127 continuous Filter
/manatee/filter/resonance 71 0–127 continuous Filter
/manatee/filter/env_f 75 0–127 continuous Filter
/manatee/filter/model 85 0–127 continuous Filter
/manatee/filter/lfo_f 86 0–127 continuous Filter
/manatee/generator/spectrum 16 0–127 continuous Generator
/manatee/generator/rotation 17 0–127 continuous Generator
/manatee/generator/inversion 18 0–127 continuous Generator
/manatee/generator/formant 19 0–127 continuous Generator
/manatee/generator/wavelet 70 0–127 continuous Generator
/manatee/level/generator_level 80 0–127 continuous Level
/manatee/level/sub_level 81 0–127 continuous Level
/manatee/level/ring_level 82 0–127 continuous Level
/manatee/level/noise_level 83 0–127 continuous Level
/manatee/lfo_1/rate 44 0–127 continuous LFO 1
/manatee/lfo_1/amount 45 0–127 continuous LFO 1
/manatee/lfo_1/shape_a 46 0–127 continuous LFO 1
/manatee/lfo_1/shape_b 47 0–127 continuous LFO 1
/manatee/lfo_1/shape_c 48 0–127 continuous LFO 1
/manatee/lfo_2/rate 49 0–127 continuous LFO 2
/manatee/lfo_2/amount 50 0–127 continuous LFO 2
/manatee/lfo_2/shape_a 51 0–127 continuous LFO 2
/manatee/lfo_2/shape_b 52 0–127 continuous LFO 2
/manatee/lfo_2/shape_c 53 0–127 continuous LFO 2
/manatee/lfo_f/rate 54 0–127 continuous LFO F
/manatee/lfo_f/amount 55 0–127 continuous LFO F
/manatee/lfo_f/shape_a 56 0–127 continuous LFO F
/manatee/lfo_f/shape_b 57 0–127 continuous LFO F
/manatee/lfo_f/shape_c 58 0–127 continuous LFO F
/manatee/modulation/m1_amount 117 0–127 continuous Modulation
/manatee/modulation/m2_amount 118 0–127 continuous Modulation
/manatee/modulation/m3_amount 119 0–127 continuous Modulation
/manatee/multi/part_level 7 0–127 continuous Multi
/manatee/multi/part_pan 10 0–127 continuous Multi
/manatee/multi/part_reverb 12 0–127 continuous Multi
/manatee/multi/part_aux 13 0–127 continuous Multi
/manatee/multi/part_main 14 0–127 continuous Multi
/manatee/oscillator/ring_enable 59 0–127 continuous Oscillator
/manatee/oscillator/noise_enable 60 0–127 continuous Oscillator
/manatee/oscillator/noise_rate 61 0–127 continuous Oscillator
/manatee/oscillator/noise_color 62 0–127 continuous Oscillator
/manatee/preset/glide_time 5 0–127 continuous Preset
/manatee/rc/model 87 0–127 continuous RC
/manatee/rc/cutoff 88 0–127 continuous RC
/manatee/source/coarse 27 0–127 continuous Source
/manatee/source/fine 28 0–127 continuous Source
/manatee/source/balance 29 0–127 continuous Source
/manatee/sub/carrier 20 0–127 continuous Sub
/manatee/sub/content 21 0–127 continuous Sub
/manatee/sub/content_lfo2 22 0–127 continuous Sub
/manatee/sub/fm_rate 23 0–127 continuous Sub
/manatee/sub/fm_env_f 24 0–127 continuous Sub
/manatee/sub/coarse 25 0–127 continuous Sub
/manatee/voice/tremolo_rate 78 0–127 continuous Voice
/manatee/voice/tremolo_depth 79 0–127 continuous Voice
/manatee/voice/unison_detune 30 0–127 continuous Voice
/manatee/voice/unison_wide 31 0–127 continuous Voice
/manatee/voice/vibrato_rate 76 0–127 continuous Voice
/manatee/voice/vibrato_depth 77 0–127 continuous Voice
/manatee/general/modulation_wheel 1 0–127 continuous General
/manatee/general/breath_controller 2 0–127 continuous General
/manatee/general/foot_controller 4 0–127 continuous General
/manatee/general/expression_controller 11 0–127 continuous General
/manatee/general/damper_pedal 64 0–127 continuous General
/manatee/nrpn/msb_data 6 0–127 continuous NRPN
/manatee/nrpn/lsb_data 38 0–127 continuous NRPN
/manatee/nrpn/lsb_param 98 0–127 continuous NRPN
/manatee/nrpn/msb_param 99 0–127 continuous NRPN
/manatee/system/bank_select 0 0–127 continuous System
/manatee/system/all_sounds_off 120 0–127 continuous System
/manatee/system/reset_controllers 121 0–127 continuous System
/manatee/system/all_notes_off 123 0–127 continuous System
/manatee/system/omni_off 124 0–127 continuous System
/manatee/system/omni_on 125 0–127 continuous System
/manatee/system/mono_mode 126 0–127 continuous System
/manatee/system/poly_mode 127 0–127 continuous System

Performance MIDI

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

Limitations

CC/NRPN only. SysEx (preset management, display control, bulk dump/load, vendor-proprietary opcodes) is NOT covered by pencilresearch. To extend this device with SysEx, sniff the vendor editor, add `sysex.header/footer` + `commands` blocks, and use `update_device.md` PR template.

Frequently asked questions

Which MIDI CC controls the filter cutoff on the Fred's Lab Manatee?

CC 74 (0–127), named /manatee/filter/cutoff in SynthHub's map.

How many parameters of the Fred's Lab Manatee can be controlled over MIDI?

SynthHub's map of the Fred's Lab Manatee lists 99 MIDI CC parameters, each with its number, range and a readable name; the full chart is on this page.

Can an AI agent like Claude control the Fred's Lab Manatee?

Yes: SynthHub's hosted MCP server knows the Fred's Lab Manatee's MIDI map, and its browser relay lets the agent send it parameter changes or load a sound, each sound change confirmed by you.