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rosetta-os

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yuyoi / Akai-S2000-Rosetta-OS

Star 5

Akai S2000 (S-2000) mod: Rosetta OS, a custom OS on top of OS 2.0 that boots from a Gotek. Reverb, echo and reverse delay without the EB16 board, live input FX, a synth rompler, MPC-style menus. Tested on real hardware.

reverse-engineering sampler custom-firmware akai reverb audio-effects gotek flashfloppy s2000 rompler retro-audio firmware-mod vintage-sampler nec-v53 l7a1045 rosetta-os akai-s2000 eb16 s-2000 akai-sampler
  • Updated Nov 6, 2026
  • Assembly

yuyoi / Rosetta-E-Style-studio-and-Pro-E-mods

Star 1

Roland PRO-E mod: Rosetta OS custom firmware with a Juno mode, arpeggiator, Juno PWM, resonant filter + Juno chorus / delay / lo-fi on its reverb chip, your own long samples, SYNTH EDIT on the panel and styles from MIDI. One app patches your own dumps. Tested on a real PRO-E. No Roland code included.

midi reverse-engineering roland synthesizer chorus custom-firmware juno arranger 68hc11 mt-32 pro-e e-series arpeggiator cm-32l vintage-synth resonant-filter firmware-mod rosetta-os la32 synth-mod
  • Updated Nov 8, 2026
  • Python

yuyoi / D70-Rosetta-Os

Star 1

Roland D-70 mod: custom OS with live synth pages, DLM page, new effects on the effects chip (drive, bit crush, decimator, rectifier, resonant filters), custom U-110 cards and a keyboard fix. Patches your own EPROM dumps. No Roland code included.

firmware reverse-engineering effects roland synthesizer work-in-progress eprom custom-firmware custom-os vintage-synth 80c196 rosetta-os d-70 la-synthesis synth-mod roland-d70 u-110 d70 synth-firmware
  • Updated Nov 7, 2026
  • Python

yuyoi / super-Gp-16-Rosetta-OS

Star 1

Roland GP-16 mod: custom OS with 60 pedal + 12 amp voicings, real knob names and live 0-10 knobs, rack-as-one-pedal / pedal+amp rig / 12-slot pedalboard, cab sims, A/B/Y box, boot dragon. Drop-in flash chip, no wires. Bake it into your own ROM dump. No Roland code included.

firmware reverse-engineering roland guitar-processor rosetta custom-firmware guitar-pedal rom-hack guitar-effects firmware-mod gp-16 nec-v25 rosetta-os roland-gp16
  • Updated Nov 6, 2026
  • Python

yuyoi / Sp-808-rosetta-looper-OS-

Star 0

Custom firmware turning the Roland SP-808 Groove Sampler into a guitar looper / MPC-style sampler. Reverse-engineered H8S OS, homemade H8S assembler/disassembler tools, and disk-flashable builds that install straight from a Zip or ZuluIDE SD card. Adds MPC sample modes, looper and keyboard modes, and new menus.

reverse-engineering roland sampler looper custom-firmware groovebox h8s firmware-mod rosetta-os sp-808 sp-808ex roland-sp808
  • Updated Oct 24, 2026
  • Python

yuyoi / octa-capture-rosetta-OS

Star 0

Roland OCTA-CAPTURE (UA-1010) mod: custom firmware for the Octa Capture audio interface. On hardware: Rosetta boot screen, channel strip (EQ, tube, comp) on all 8 inputs, guitar amp in the unit's DSP, and the Rosetta Octa Control PC editor. Built from Roland's own v1.51 update.

dsp reverse-engineering roland recording compressor custom-firmware usb-audio reverb blackfin eq guitar-amp audio-interface noise-gate amp-simulator channel-strip firmware-mod rosetta-os octa-capture ua-1010 roland-octa-capture
  • Updated Nov 12, 2026
  • Python

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