- Agon Light (Byte Attic)
Community documentation for the open-source Agon Platform computers, including Agon Light and Console8; it covers the eZ80-based hardware, MOS and VDP firmware, software support and programming.
- r/rc2014
Reddit community for the RC2014 modular Z80 computer and related topics including CP/M, BASIC, and retro computing.
- Standalone Z80 Computer Project
DIY standalone Z80 computer project with schematics, build instructions, and software examples.
- Whizz80 Z80 Computer
Z80-based single-board computer project with build documentation, software, and hardware specifications.
- Z80 Information
Z80 reference site with instruction-set tables, programming guides, hardware/software FAQs and technical documents.