*[https://ultimatesid.dk/ Ultimate SID Collection]
*[https://www.hvsc.c64.org/ High Voltage SID Collection]
*[https://youtu.be/Li-y42ie8-k Mix I] [https://youtu.be/b8ERcaXtK6E Mix II] [https://youtu.be/285q-PfYUYc Mix III] [https://youtu.be/NctPQfYFbI8 Mix IV] C64 Commodore music 1 hour
*[https://www.wothke.ch/tinyrsid/index.php webSID] Online SID chip emulator