Decision Workspace
hal-sim vs esp-hal vs embassy-usb-driver
Side-by-side comparison of Rust crates
38
hal-sim
growingv0.5.1
An embedded-hal and embedded-graphics Display simulator.
75
esp-hal
stablev1.1.1
Bare-metal HAL for Espressif devices
71
embassy-usb-driver
growingv0.2.1
Driver trait for `embassy-usb`, an async USB device stack for embedded devices.
Core Metrics
| hal-sim | esp-hal | embassy-usb-driver | |
|---|---|---|---|
| Health Score | 38 | 75 | 71 |
| Total Downloads | 8.0K | 721.3K | 1.5M |
| 30d Downloads | 0 | 45.6K | 119.8K |
| Dependents | 0 | 460 | 122 |
| Releases | 6 | 21 | 5 |
| Last Updated | 844d ago | 18d ago | 22d ago |
| Age | 3y 6m | 2y 7m | 3y 4m |
Health Breakdown
hal-sim
Maintenance
5
Quality
10
Community
6
Popularity
5
Documentation
12
esp-hal
Maintenance
19
Quality
16
Community
18
Popularity
7
Documentation
15
embassy-usb-driver
Maintenance
18
Quality
16
Community
17
Popularity
7
Documentation
13
Technical Details
| hal-sim | esp-hal | embassy-usb-driver | |
|---|---|---|---|
| Version | 0.5.1 | 1.1.1 | 0.2.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 22 | 58 | 2 |
| Crate Size | 61KB | 667KB | 11KB |
| Features | 4 | 19 | 1 |
| Yanked % | 16.7% | 4.8% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | 1.75 | 1.88.0 | — |
| Owners | 1 | 3 (team) | 2 (team) |
Links
Quick Verdict
- •esp-hal leads with a health score of 75/100, but none of the options score above 80.
- •embassy-usb-driver has the most downloads (1.5M), suggesting wider adoption.
- •esp-hal is depended on by 460 crates — strongest ecosystem trust.
- •⚠ hal-sim has not been updated in over a year.
- •hal-sim, embassy-usb-driver are pre-1.0 — API may change.