- r/rc2014
RC2014 & Z80 subreddit for discussion, help, buying and selling.
- Standalone Z80 Computer Project
DIY standalone Z80 computer project with schematics, build instructions, and software examples.
- Tindie
Maker marketplace for electronics, kits, adapters, and retro-computer hardware. Search by platform or part type, such as C64, Amiga, Spectrum, adapter, or diagnostic board.
- Whizz80 Z80 Computer
Z80-based single-board computer project with build documentation, software, and hardware specifications.
- Z80 Information
Comprehensive information about the Z80 microprocessor including instruction sets, programming guides, and hardware documentation.