Decision Workspace
defmt-embassy-usbserial vs esp-println vs defmt-or-log
Side-by-side comparison of Rust crates
42
defmt-embassy-usbserial
experimentalv0.2.1
Transmit defmt log messages over USB serial
68
esp-println
growingv0.17.0
Provides `print!` and `println!` implementations for various Espressif devices
51
defmt-or-log
growingv0.2.3
Logging macros that forward to either defmt or log
Core Metrics
| defmt-embassy-usbserial | esp-println | defmt-or-log | |
|---|---|---|---|
| Health Score | 42 | 68 | 51 |
| Total Downloads | 645 | 1.2M | 215.2K |
| 30d Downloads | 0 | 26.8K | 6.3K |
| Dependents | 0 | 392 | 49 |
| Releases | 2 | 24 | 6 |
| Last Updated | 259d ago | 88d ago | 257d ago |
| Age | 8m | 4y 1m | 2y 7m |
Health Breakdown
defmt-embassy-usbserial
Maintenance
8
Quality
15
Community
6
Popularity
3
Documentation
10
esp-println
Maintenance
16
Quality
12
Community
18
Popularity
7
Documentation
15
defmt-or-log
Maintenance
7
Quality
17
Community
11
Popularity
6
Documentation
10
Technical Details
| defmt-embassy-usbserial | esp-println | defmt-or-log | |
|---|---|---|---|
| Version | 0.2.1 | 0.17.0 | 0.2.3 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR MPL-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 13 | 7 | 3 |
| Crate Size | 27KB | 16KB | 6KB |
| Features | 6 | 19 | 4 |
| Yanked % | 0.0% | 58.3% | 0.0% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | — | 1.88.0 | — |
| Owners | 1 | 3 (team) | 1 |
Links
Quick Verdict
- •esp-println leads with a health score of 68/100, but none of the options score above 80.
- •esp-println is depended on by 392 crates — strongest ecosystem trust.