Decision Workspace
hal-sim vs embassy-usb vs embassy-usb-synopsys-otg
Side-by-side comparison of Rust crates
38
hal-sim
growingv0.5.1
An embedded-hal and embedded-graphics Display simulator.
70
embassy-usb
growingv0.6.0
Async USB device stack for embedded devices in Rust.
70
embassy-usb-synopsys-otg
growingv0.3.2
`embassy-usb-driver` implementation for Synopsys OTG USB controllers
Core Metrics
| hal-sim | embassy-usb | embassy-usb-synopsys-otg | |
|---|---|---|---|
| Health Score | 38 | 70 | 70 |
| Total Downloads | 8.0K | 639.1K | 630.9K |
| 30d Downloads | 8 | 63.3K | 54.3K |
| Dependents | 0 | 212 | 19 |
| Releases | 6 | 8 | 5 |
| Last Updated | 784d ago | 7d ago | 7d ago |
| Age | 3y 4m | 4y 11m | 1y 11m |
Health Breakdown
hal-sim
Maintenance
5
Quality
10
Community
6
Popularity
5
Documentation
12
embassy-usb
Maintenance
16
Quality
17
Community
17
Popularity
7
Documentation
13
embassy-usb-synopsys-otg
Maintenance
19
Quality
16
Community
15
Popularity
7
Documentation
13
Technical Details
| hal-sim | embassy-usb | embassy-usb-synopsys-otg | |
|---|---|---|---|
| Version | 0.5.1 | 0.6.0 | 0.3.2 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 22 | 12 | 5 |
| Crate Size | 61KB | 62KB | 30KB |
| Features | 4 | 20 | 2 |
| Yanked % | 16.7% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | 1.75 | — | — |
| Owners | 1 | 2 (team) | 2 (team) |
Links
Quick Verdict
- •embassy-usb leads with a health score of 70/100, but none of the options score above 80.
- •embassy-usb is depended on by 212 crates — strongest ecosystem trust.
- •⚠ hal-sim has not been updated in over a year.