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emulating multiple USB devices from a single cynthion

Status: Open.

#262 In greatscottgadgets/cynthion;

· laf0rge opened on Apr 8, 2026

Auto speed selection causes many “invalid groups”

Status: Open.

#260 In greatscottgadgets/cynthion;

· signalius opened on Feb 23, 2026

Analyzer gateware sometimes fails to respond to IN tokens from host

Status: Open.

#258 In greatscottgadgets/cynthion;

· martinling opened on Dec 12, 2025

Cynthion unable to be accessed in Docker

Status: Open.

#250 In greatscottgadgets/cynthion;

· KamicDemon opened on Oct 2, 2025

Error flashing: Flash does not seem correctly connected to the FPGA

hardware

technical supportrequest for technical supportrequest for technical support

Status: Open.

#248 In greatscottgadgets/cynthion;

· XploitBengineer opened on Aug 26, 2025

No documentation for power cycling the targets

documentationdocumentation improvement or additiondocumentation improvement or addition

Status: Open.

#231 In greatscottgadgets/cynthion;

· AboHunter opened on Apr 8, 2025

Cynthion standard Facedancer example with rubber ducky script on Windows

Status: Open.

#227 In greatscottgadgets/cynthion;

· zcn91 opened on Mar 31, 2025

HELP! Build Packetry Gateware & Build Moondancer SoC Gateware Failed

Status: Open.

#224 In greatscottgadgets/cynthion;

· zcn91 opened on Mar 26, 2025

usbproxy+filter moondancer.get_nak_status:failed to execute [EINVAL]

Status: Open.

#220 In greatscottgadgets/cynthion;

· iBringsTheRuckus opened on Mar 11, 2025

Option for the "cynthion" cli command to somehow call "device.soft_reset()"?

Status: Open.

#216 In greatscottgadgets/cynthion;

· jimartin361 opened on Mar 3, 2025

cynthion setup --check should check other udev rules path as well

bug

Status: Open.

#212 In greatscottgadgets/cynthion;

· CoelacanthusHex opened on Feb 11, 2025

Improve experience for permissions setup without uaccess

user experience

Status: Open.

#210 In greatscottgadgets/cynthion;

· miek opened on Jan 16, 2025