Decision Workspace
freertos-std vs cap-std vs async-net
Side-by-side comparison of Rust crates
36
freertos-std
growingv0.0.1
A Clone of the Rust Standard Library for FreeRTOS
69
cap-std
stablev4.0.2
Capability-based version of the Rust standard library
68
async-net
growingv2.0.0
Async networking primitives for TCP/UDP/Unix communication
Core Metrics
| freertos-std | cap-std | async-net | |
|---|---|---|---|
| Health Score | 36 | 69 | 68 |
| Total Downloads | 3.2K | 11.3M | 26.6M |
| 30d Downloads | 0 | 1.2M | 1.4M |
| Dependents | 0 | 1.6K | 1.1K |
| Releases | 2 | 92 | 22 |
| Last Updated | 1029d ago | 99d ago | 940d ago |
| Age | 2y 10m | 5y 11m | 7y |
Health Breakdown
freertos-std
Maintenance
4
Quality
13
Community
5
Popularity
4
Documentation
10
cap-std
Maintenance
14
Quality
20
Community
17
Popularity
8
Documentation
10
async-net
Maintenance
6
Quality
20
Community
19
Popularity
8
Documentation
15
Technical Details
| freertos-std | cap-std | async-net | |
|---|---|---|---|
| Version | 0.0.1 | 4.0.2 | 2.0.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT OR Apache-2.0 | Apache-2.0 WITH LLVM-exception OR Apache-2.0 OR MIT | Apache-2.0 OR MIT |
| Dependencies | 11 | 6 | 3 |
| Crate Size | 970KB | 37KB | 18KB |
| Features | 3 | 3 | 0 |
| Yanked % | 0.0% | 2.2% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | 1.63 |
| Owners | 1 | 2 | 2 (team) |
Links
Quick Verdict
- •cap-std leads with a health score of 69/100, but none of the options score above 80.
- •async-net has the most downloads (26.6M), suggesting wider adoption.
- •cap-std is depended on by 1.6K crates — strongest ecosystem trust.
- •⚠ freertos-std, async-net have not been updated in over a year.
- •freertos-std is pre-1.0 — API may change.