Decision Workspace
safer-ffi vs astd vs repr_c_wrapper
Side-by-side comparison of Rust crates
55
safer-ffi
growingv0.1.13
Write safer FFI code in Rust without polluting it with unsafe code
44
astd
growingv0.0.1
A drop-in replacement for std in no-std environments, with full abseil backend.
43
repr_c_wrapper
growingv0.1.1
Opaque `#[repr(C)]` wrapper that can be passed by value over FFI
Core Metrics
| safer-ffi | astd | repr_c_wrapper | |
|---|---|---|---|
| Health Score | 55 | 44 | 43 |
| Total Downloads | 3.5M | 862 | 2.6K |
| 30d Downloads | 68.9K | 0 | 0 |
| Dependents | 1.2K | 0 | 0 |
| Releases | 38 | 1 | 2 |
| Last Updated | 178d ago | 518d ago | 1099d ago |
| Age | 6y 1m | 1y 5m | 3y |
Health Breakdown
safer-ffi
Maintenance
11
Quality
13
Community
11
Popularity
8
Documentation
12
astd
Maintenance
2
Quality
17
Community
6
Popularity
4
Documentation
15
repr_c_wrapper
Maintenance
4
Quality
16
Community
6
Popularity
4
Documentation
13
Technical Details
| safer-ffi | astd | repr_c_wrapper | |
|---|---|---|---|
| Version | 0.1.13 | 0.0.1 | 0.1.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 20 | 0 | 0 |
| Crate Size | 92KB | 70KB | 3KB |
| Features | 19 | 1 | 0 |
| Yanked % | 5.3% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | 1.72.1 | 1.85.0 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •safer-ffi leads with a health score of 55/100, but none of the options score above 80.
- •safer-ffi is depended on by 1.2K crates — strongest ecosystem trust.
- •⚠ astd, repr_c_wrapper have not been updated in over a year.