Decision Workspace
defmt vs defmt-print vs defmt-itm
Side-by-side comparison of Rust crates
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
46
defmt-itm
growingv0.4.0
Transmit defmt log messages over the ITM (Instrumentation Trace Macrocell) stimulus port
Core Metrics
| defmt | defmt-print | defmt-itm | |
|---|---|---|---|
| Health Score | 63 | 51 | 46 |
| Total Downloads | 9.3M | 30.9K | 4.1K |
| 30d Downloads | 757.2K | 1.4K | 18 |
| Dependents | 4.2K | 0 | 0 |
| Releases | 27 | 19 | 3 |
| Last Updated | 360d ago | 360d ago | 360d ago |
| Age | 5y 7m | 5y 2m | 5y 1m |
Health Breakdown
defmt
Maintenance
8
Quality
17
Community
20
Popularity
8
Documentation
10
defmt-print
Maintenance
11
Quality
15
Community
10
Popularity
5
Documentation
10
defmt-itm
Maintenance
6
Quality
15
Community
11
Popularity
4
Documentation
10
Technical Details
| defmt | defmt-print | defmt-itm | |
|---|---|---|---|
| Version | 1.0.1 | 1.0.0 | 0.4.0 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 4 | 7 | 3 |
| Crate Size | 29KB | 15KB | 5KB |
| Features | 6 | 0 | 0 |
| Yanked % | 18.5% | 5.3% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | — |
| Owners | 4 (team) | 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.
- •defmt-itm is pre-1.0 — API may change.