Decision Workspace
hardened-malloc vs hardened-malloc-sys vs landlock
Side-by-side comparison of Rust crates
65
hardened-malloc
growingv16.0.2026060603
Global allocator using GrapheneOS allocator
65
hardened-malloc-sys
growingv16.0.2026060603
Rust bindings for GrapheneOS allocator
62
landlock
growingv0.4.5
Landlock LSM helpers
Core Metrics
| hardened-malloc | hardened-malloc-sys | landlock | |
|---|---|---|---|
| Health Score | 65 | 65 | 62 |
| Total Downloads | 6.3K | 6.4K | 12.1M |
| 30d Downloads | 0 | 0 | 1.2M |
| Dependents | 24 | 24 | 1.1K |
| Releases | 24 | 25 | 10 |
| Last Updated | 31d ago | 31d ago | 52d ago |
| Age | 7m | 7m | 5y 3m |
Health Breakdown
hardened-malloc
Maintenance
17
Quality
20
Community
11
Popularity
5
Documentation
12
hardened-malloc-sys
Maintenance
17
Quality
20
Community
11
Popularity
5
Documentation
12
landlock
Maintenance
14
Quality
14
Community
14
Popularity
8
Documentation
12
Technical Details
| hardened-malloc | hardened-malloc-sys | landlock | |
|---|---|---|---|
| Version | 16.0.2026060603 | 16.0.2026060603 | 0.4.5 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | MIT | MIT | MIT OR Apache-2.0 |
| Dependencies | 1 | 1 | 7 |
| Crate Size | 4KB | 84KB | 61KB |
| Features | 4 | 4 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.78.0 | 1.78.0 | 1.71 |
| Owners | 2 | 2 | 1 |
Links
Quick Verdict
- •hardened-malloc leads with a health score of 65/100, but none of the options score above 80.
- •landlock has the most downloads (12.1M), suggesting wider adoption.
- •landlock is depended on by 1.1K crates — strongest ecosystem trust.
- •landlock is pre-1.0 — API may change.