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The most flexible ROM replacement for retro systems - using a sub-$2 Raspberry Pi RP2350 or STM32 microcontroller.
USBSID-Pico is a RPi Pico (RP2040/W RP2350/W) based board for interfacing one or two MOS SID chips and/or hardware SID emulators over (WEB)USB with your computer, phone, ASID supporting player or U…
TeensyROM is a ROM Emulator, Fast Loader, MIDI and Internet cartridge for Commodore64/128
SID Factory II is a cross-platform editor for composing music that will work on a Commodore 64. It uses the reSID emulator and is currently in open BETA.
The source codes for running DeepSID, a modern online SID player for the High Voltage and Compute's Gazette SID collections.
A hackable Chiptune Audio Workstation. https://bintracker.org