Decision Workspace
hdds-micro-c vs mallocator vs libffi
Side-by-side comparison of Rust crates
45
hdds-micro-c
experimentalv0.1.0
C FFI bindings for HDDS Micro - Embedded DDS for microcontrollers
38
mallocator
growingv0.1.0
Use malloc() and free() for memory management in Rust.
72
libffi
stablev5.1.0
Rust bindings for libffi
Core Metrics
| hdds-micro-c | mallocator | libffi | |
|---|---|---|---|
| Health Score | 45 | 38 | 72 |
| Total Downloads | 15 | 186.6K | 2.4M |
| 30d Downloads | 15 | 44 | 173.0K |
| Dependents | 0 | 0 | 513 |
| Releases | 1 | 1 | 46 |
| Last Updated | 28d ago | 1737d ago | 86d ago |
| Age | 28d | 4y 9m | 9y 9m |
Health Breakdown
hdds-micro-c
Maintenance
11
Quality
17
Community
6
Popularity
1
Documentation
10
mallocator
Maintenance
1
Quality
16
Community
6
Popularity
6
Documentation
9
libffi
Maintenance
13
Quality
23
Community
16
Popularity
8
Documentation
12
Technical Details
| hdds-micro-c | mallocator | libffi | |
|---|---|---|---|
| Version | 0.1.0 | 0.1.0 | 5.1.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | Apache-2.0 OR MIT | MIT OR Apache-2.0 | MIT/Apache-2.0 |
| Dependencies | 2 | 0 | 3 |
| Crate Size | 19KB | 1KB | 33KB |
| Features | 5 | 0 | 5 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2018 | 2021 |
| MSRV | — | — | 1.78 |
| Owners | 1 | 1 | 4 |
Links
Quick Verdict
- •libffi leads with a health score of 72/100, but none of the options score above 80.
- •libffi is depended on by 513 crates — strongest ecosystem trust.
- •⚠ mallocator has not been updated in over a year.
- •hdds-micro-c, mallocator are pre-1.0 — API may change.