Decision Workspace
z80emu vs cell80-z80 vs rustz80
Side-by-side comparison of Rust crates
43
z80emu
growingv0.11.0
ZiLOG Z80 microprocessor emulation library.
55
cell80-z80
experimentalv0.8.0
Pure, no_std Z80 CPU core (registers, decode, Bus trait).
50
rustz80
experimentalv0.8.0
A restricted Rust -> Z80 compiler: the dialect is also real Rust; emits a bootable .tap. The cell micro-VM that runs the output lives in the `cell80` crate.
Core Metrics
| z80emu | cell80-z80 | rustz80 | |
|---|---|---|---|
| Health Score | 43 | 55 | 50 |
| Total Downloads | 22.0K | 278 | 192 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 9 | 15 | 5 |
| Releases | 11 | 8 | 8 |
| Last Updated | 869d ago | 13d ago | 13d ago |
| Age | 6y 8m | 17d | 21d |
Health Breakdown
z80emu
Maintenance
5
Quality
15
Community
8
Popularity
5
Documentation
10
cell80-z80
Maintenance
18
Quality
15
Community
9
Popularity
3
Documentation
10
rustz80
Maintenance
15
Quality
14
Community
8
Popularity
3
Documentation
10
Technical Details
| z80emu | cell80-z80 | rustz80 | |
|---|---|---|---|
| Version | 0.11.0 | 0.8.0 | 0.8.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | LGPL-3.0-or-later | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 11 | 0 | 2 |
| Crate Size | 90KB | 18KB | 97KB |
| Features | 2 | 0 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •cell80-z80 leads with a health score of 55/100, but none of the options score above 80.
- •z80emu has the most downloads (22.0K), suggesting wider adoption.
- •⚠ z80emu has not been updated in over a year.