Decision Workspace
stm32-hal2 vs embassy-stm32 vs esp32c3-hal
Side-by-side comparison of Rust crates
60
stm32-hal2
stablev2.1.10
Hardware abstraction layer for the STM32 MCUs
62
embassy-stm32
growingv0.6.0
Embassy Hardware Abstraction Layer (HAL) for ST STM32 series microcontrollers
59
esp32c3-hal
growingv0.15.1
HAL for ESP32-C3 microcontrollers
Core Metrics
| stm32-hal2 | embassy-stm32 | esp32c3-hal | |
|---|---|---|---|
| Health Score | 60 | 62 | 59 |
| Total Downloads | 76.7K | 487.8K | 113.6K |
| 30d Downloads | 0 | 40.9K | 1.2K |
| Dependents | 9 | 125 | 19 |
| Releases | 71 | 7 | 15 |
| Last Updated | 80d ago | 66d ago | 808d ago |
| Age | 5y 2m | 5y 1m | 3y 9m |
Health Breakdown
stm32-hal2
Maintenance
15
Quality
17
Community
9
Popularity
6
Documentation
13
embassy-stm32
Maintenance
12
Quality
13
Community
17
Popularity
7
Documentation
13
esp32c3-hal
Maintenance
10
Quality
16
Community
15
Popularity
6
Documentation
12
Technical Details
| stm32-hal2 | embassy-stm32 | esp32c3-hal | |
|---|---|---|---|
| Version | 2.1.10 | 0.6.0 | 0.15.1 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | MIT | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 26 | 53 | 25 |
| Crate Size | 527KB | 575KB | 43KB |
| Features | 98 | 1576 | 21 |
| Yanked % | 1.4% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | — | — | 1.67.0 |
| Owners | 1 | 2 (team) | 2 (team) |
Links
Quick Verdict
- •embassy-stm32 leads with a health score of 62/100, but none of the options score above 80.
- •embassy-stm32 is depended on by 125 crates — strongest ecosystem trust.
- •⚠ esp32c3-hal has not been updated in over a year.
- •embassy-stm32, esp32c3-hal are pre-1.0 — API may change.