Open Cubic Player (unix fork). Music visualizer for various tracked music formats (amiga modules, S3M, IT), chiptunes and other formats related to demoscene

SIDKick -- the first complete SID 6581/8580-drop-in-replacement that you can build yourself

Chipdisk Nacional Vol.1

SID chip and 6502 CPU emulator, with audio output on pin PA8 (PWM) or PA4 (DAC), for STM32 line of microcontrollers, compiled with Arduino IDE

The source codes for running DeepSID, a modern online SID player for the High Voltage and Compute's Gazette SID collections.

VST plugin version of the WebSID Commodore 64 synthesizer

Policy Module for Microsoft Active Directory Certificate Services

A library to play Commodore 64 music

SIDKick pico is an inexpensive dual-SID-replacement for the C64 and C128

Console SID/MUS player

Port of reSID, a MOS6581 SID emulator engine, to Rust

C64 Emulator

wconv - Converting Windows native formats into human readable form

Music/module player written in C# that can play old modules from the Amiga and PC days.

MOS6581 SID chip emulator in SystemVerilog

SID-based chiptune tracker for android

MOS SID sound card for ZX Spectrum

A SID player for RP2040 microcontrollers

👾 It's a SID chip synth for VCVRack!

MOS 6581/8580 SID schematics reverse-engineered