Decision Workspace
hardened-malloc-sys vs landlock vs syd
Side-by-side comparison of Rust crates
64
hardened-malloc-sys
experimentalv16.0.2026050400
Rust bindings for GrapheneOS allocator
65
landlock
growingv0.4.5
Landlock LSM helpers
63
syd
stablev3.53.0
rock-solid application kernel
Core Metrics
| hardened-malloc-sys | landlock | syd | |
|---|---|---|---|
| Health Score | 64 | 65 | 63 |
| Total Downloads | 5.3K | 9.4M | 3.7M |
| 30d Downloads | 0 | 1.4M | 0 |
| Dependents | 20 | 771 | 0 |
| Releases | 21 | 10 | 285 |
| Last Updated | 19d ago | 3d ago | 15d ago |
| Age | 5m | 5y 1m | 2y 7m |
Health Breakdown
hardened-malloc-sys
Maintenance
18
Quality
19
Community
11
Popularity
4
Documentation
12
landlock
Maintenance
17
Quality
14
Community
14
Popularity
8
Documentation
12
syd
Maintenance
18
Quality
17
Community
8
Popularity
8
Documentation
12
Technical Details
| hardened-malloc-sys | landlock | syd | |
|---|---|---|---|
| Version | 16.0.2026050400 | 0.4.5 | 3.53.0 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✓ Yes |
| License | MIT | MIT OR Apache-2.0 | GPL-3.0-only |
| Dependencies | 1 | 7 | 66 |
| Crate Size | 84KB | 61KB | 3.9MB |
| Features | 4 | 0 | 11 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.78.0 | 1.71 | 1.83 |
| Owners | 2 | 1 | 2 |
Links
Quick Verdict
- •landlock leads with a health score of 65/100, but none of the options score above 80.
- •landlock is depended on by 771 crates — strongest ecosystem trust.
- •landlock is pre-1.0 — API may change.