Decision Workspace
printf-compat vs printf-wrap vs vsprintf
Side-by-side comparison of Rust crates
61
printf-compat
growingv0.4.0
printf reimplemented in Rust
56
printf-wrap
growingv0.2.2
Types and functions for safely wrapping C functions with printf(3)-style format strings and varargs
51
vsprintf
growingv2.0.0
Rust bindings to the libc vsprintf function
Core Metrics
| printf-compat | printf-wrap | vsprintf | |
|---|---|---|---|
| Health Score | 61 | 56 | 51 |
| Total Downloads | 93.3K | 5.5K | 5.7M |
| 30d Downloads | 6.4K | 0 | 367.5K |
| Dependents | 119 | 1 | 139 |
| Releases | 7 | 4 | 4 |
| Last Updated | 29d ago | 217d ago | 2155d ago |
| Age | 5y 6m | 3y 9m | 8y 10m |
Health Breakdown
printf-compat
Maintenance
14
Quality
17
Community
14
Popularity
6
Documentation
10
printf-wrap
Maintenance
8
Quality
17
Community
12
Popularity
4
Documentation
15
vsprintf
Maintenance
2
Quality
20
Community
9
Popularity
8
Documentation
12
Technical Details
| printf-compat | printf-wrap | vsprintf | |
|---|---|---|---|
| Version | 0.4.0 | 0.2.2 | 2.0.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT |
| Dependencies | 2 | 2 | 2 |
| Crate Size | 18KB | 19KB | 3KB |
| Features | 2 | 3 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2018 |
| MSRV | — | 1.64.0 | — |
| Owners | 2 | 2 (team) | 1 |
Links
Quick Verdict
- •printf-compat leads with a health score of 61/100, but none of the options score above 80.
- •vsprintf has the most downloads (5.7M), suggesting wider adoption.
- •vsprintf is depended on by 139 crates — strongest ecosystem trust.
- •⚠ vsprintf has not been updated in over a year.
- •printf-compat, printf-wrap are pre-1.0 — API may change.