Decision Workspace
qemu-run vs defmt vs defmt-print
Side-by-side comparison of Rust crates
38
qemu-run
experimentalv0.1.0
Runs qemu-system-arm but decodes defmt data sent to semihosting
63
defmt
growingv1.0.1
A highly efficient logging framework that targets resource-constrained devices, like microcontrollers
51
defmt-print
growingv1.0.0
A tool that decodes defmt logs and prints them to the console
Core Metrics
| qemu-run | defmt | defmt-print | |
|---|---|---|---|
| Health Score | 38 | 63 | 51 |
| Total Downloads | 39 | 9.3M | 30.9K |
| 30d Downloads | 8 | 732.1K | 1.3K |
| Dependents | 0 | 4.2K | 0 |
| Releases | 1 | 27 | 19 |
| Last Updated | 105d ago | 360d ago | 360d ago |
| Age | 3m | 5y 7m | 5y 2m |
Health Breakdown
qemu-run
Maintenance
8
Quality
13
Community
5
Popularity
2
Documentation
10
defmt
Maintenance
8
Quality
17
Community
20
Popularity
8
Documentation
10
defmt-print
Maintenance
11
Quality
15
Community
10
Popularity
5
Documentation
10
Technical Details
| qemu-run | defmt | defmt-print | |
|---|---|---|---|
| Version | 0.1.0 | 1.0.1 | 1.0.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 4 | 4 | 7 |
| Crate Size | 13KB | 29KB | 15KB |
| Features | 0 | 6 | 0 |
| Yanked % | 0.0% | 18.5% | 5.3% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 4 (team) | 4 (team) |
Links
Quick Verdict
- •defmt leads with a health score of 63/100, but none of the options score above 80.
- •defmt is depended on by 4.2K crates — strongest ecosystem trust.
- •qemu-run is pre-1.0 — API may change.