Decision Workspace
embassy-stm32 vs embassy-usb-driver vs embassy-usb-synopsys-otg
Side-by-side comparison of Rust crates
62
embassy-stm32
growingv0.6.0
Embassy Hardware Abstraction Layer (HAL) for ST STM32 series microcontrollers
71
embassy-usb-driver
growingv0.2.1
Driver trait for `embassy-usb`, an async USB device stack for embedded devices.
69
embassy-usb-synopsys-otg
growingv0.3.3
`embassy-usb-driver` implementation for Synopsys OTG USB controllers
Core Metrics
| embassy-stm32 | embassy-usb-driver | embassy-usb-synopsys-otg | |
|---|---|---|---|
| Health Score | 62 | 71 | 69 |
| Total Downloads | 487.8K | 1.5M | 744.6K |
| 30d Downloads | 40.9K | 119.8K | 54.9K |
| Dependents | 125 | 122 | 22 |
| Releases | 7 | 5 | 6 |
| Last Updated | 66d ago | 22d ago | 22d ago |
| Age | 5y 1m | 3y 4m | 2y |
Health Breakdown
embassy-stm32
Maintenance
12
Quality
13
Community
17
Popularity
7
Documentation
13
embassy-usb-driver
Maintenance
18
Quality
16
Community
17
Popularity
7
Documentation
13
embassy-usb-synopsys-otg
Maintenance
18
Quality
16
Community
15
Popularity
7
Documentation
13
Technical Details
| embassy-stm32 | embassy-usb-driver | embassy-usb-synopsys-otg | |
|---|---|---|---|
| Version | 0.6.0 | 0.2.1 | 0.3.3 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 53 | 2 | 7 |
| Crate Size | 575KB | 11KB | 44KB |
| Features | 1576 | 1 | 4 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | — | — | — |
| Owners | 2 (team) | 2 (team) | 2 (team) |
Links
Quick Verdict
- •embassy-usb-driver leads with a health score of 71/100, but none of the options score above 80.
- •embassy-stm32 is depended on by 125 crates — strongest ecosystem trust.