*[https://espsoft.blogspot.com ESPsoft (ES)] Blog on Spanish homebrews for the CPC.
*[https://playonretro.itch.io/ Play on retro] Homebrew retro games editor
*[http://www.mojontwins.com TheMojonTwins The Mojon Twins (ES)] Homebrew developer group that focuses on creating games for retro systems, among which is the CPC.
*[https://www.4mhz.es/en/ 4MHz] Homebrew developer group that focuses on creating games for retro systems that use the Z80 CPU.
*[http://www.retroworks.es/index_en.php RetroWorks] Z80 homebrew games developer