Decision Workspace
build_const vs qed vs sfsm-base
Side-by-side comparison of Rust crates
48
build_const
growingv0.2.2
library for creating importable constants from build.rs or a script
56
qed
growingv1.6.1
Compile-time assertions
41
sfsm-base
growingv0.4.3
Traits for the sfsm crate.
Core Metrics
| build_const | qed | sfsm-base | |
|---|---|---|---|
| Health Score | 48 | 56 | 41 |
| Total Downloads | 18.4M | 67.9K | 19.9K |
| 30d Downloads | 395.1K | 474 | 242 |
| Dependents | 91 | 0 | 22 |
| Releases | 5 | 10 | 10 |
| Last Updated | 1803d ago | 1029d ago | 1412d ago |
| Age | 8y 10m | 3y 11m | 4y 11m |
Health Breakdown
build_const
Maintenance
3
Quality
18
Community
8
Popularity
8
Documentation
11
qed
Maintenance
4
Quality
20
Community
11
Popularity
6
Documentation
15
sfsm-base
Maintenance
4
Quality
16
Community
7
Popularity
5
Documentation
9
Technical Details
| build_const | qed | sfsm-base | |
|---|---|---|---|
| Version | 0.2.2 | 1.6.1 | 0.4.3 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 0 | 1 | 0 |
| Crate Size | 5KB | 6KB | 5KB |
| Features | 2 | 0 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | — | 2021 | 2018 |
| MSRV | — | 1.64.0 | — |
| Owners | 1 | 2 (team) | 1 |
Links
Quick Verdict
- •qed leads with a health score of 56/100, but none of the options score above 80.
- •build_const has the most downloads (18.4M), suggesting wider adoption.
- •⚠ build_const, qed, sfsm-base have not been updated in over a year.
- •build_const, sfsm-base are pre-1.0 — API may change.