Decision Workspace
serial2 vs serial2-tokio vs uart_16550
Side-by-side comparison of Rust crates
64
serial2
growingv0.2.34
Cross platform serial ports
56
serial2-tokio
growingv0.1.21
cross platform serial ports for tokio based on the serial2 crate
76
uart_16550
growingv0.5.0
Simple yet highly configurable low-level driver for 16550 UART devices, typically known and used as serial ports or COM ports. Easy integration into Rust while providing fine-grained control where needed (e.g., for kernel drivers).
Core Metrics
| serial2 | serial2-tokio | uart_16550 | |
|---|---|---|---|
| Health Score | 64 | 56 | 76 |
| Total Downloads | 2.4M | 78.5K | 1.4M |
| 30d Downloads | 767.9K | 9.2K | 66.8K |
| Dependents | 133 | 21 | 288 |
| Releases | 51 | 22 | 26 |
| Last Updated | 39d ago | 39d ago | 7d ago |
| Age | 4y 4m | 2y 5m | 7y 10m |
Health Breakdown
serial2
Maintenance
17
Quality
14
Community
12
Popularity
8
Documentation
13
serial2-tokio
Maintenance
17
Quality
10
Community
10
Popularity
6
Documentation
13
uart_16550
Maintenance
19
Quality
17
Community
18
Popularity
7
Documentation
15
Technical Details
| serial2 | serial2-tokio | uart_16550 | |
|---|---|---|---|
| Version | 0.2.34 | 0.1.21 | 0.5.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | BSD-2-Clause OR Apache-2.0 | BSD-2-Clause OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 6 | 8 | 3 |
| Crate Size | 35KB | 16KB | 42KB |
| Features | 6 | 6 | 2 |
| Yanked % | 5.9% | 45.5% | 0.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | — | — | 1.85.1 |
| Owners | 1 | 1 | 2 (team) |
Links
Quick Verdict
- •uart_16550 leads with a health score of 76/100, but none of the options score above 80.
- •serial2 has the most downloads (2.4M), suggesting wider adoption.
- •uart_16550 is depended on by 288 crates — strongest ecosystem trust.