Case study

GMK87 Configurator: reconstructing Zuoya keyboard USB HID control

GMK87 Configurator reconstructs the Zuoya GMK87 keyboard's USB HID control exchanges from captures of its official application. It documents 64-byte report framing and image-upload sequences, and provides desktop, CLI and Node.js controls for display images, RGB lighting and clock synchronization.

Targets: Protocol
Category: Independent reconstruction cases
Relationship: Independent reconstruction project
Sources reviewed: 2026-11-08

Stars: 59
Last commit: 2026-09-22
Language: JavaScript
License (GitHub): MIT

GitHub data as of 2026-11-09

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Requirements & limits

Prerequisites: Zuoya GMK87 keyboard; the CLI requires Node.js 14 or later.
Prerequisites: Linux users need the included udev rule for HID access without root.
Limits: Image uploads support at most 36 frames across both display slots.
License: MIT licence.

Cite

BibTeX

@misc{gmk87-configurator-case,
  title = {{GMK87 Configurator: reconstructing Zuoya keyboard USB HID control}},
  howpublished = {\url{https://github.com/codedgar/gmk87-node}},
  url = {https://github.com/codedgar/gmk87-node},
  urldate = {2026-11-08},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/gmk87-configurator-case/}}
}

Plain text

GMK87 Configurator: reconstructing Zuoya keyboard USB HID control. https://github.com/codedgar/gmk87-node (accessed 2026-11-08). Awesome REA entry: https://awesomerea.org/resources/gmk87-configurator-case/

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About this entry

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Primary sources

README.md GitHub · codedgar/gmk87-node · Revision a9a1e90
ANALYSIS.md GitHub · codedgar/gmk87-node · Revision a9a1e90