Decision Workspace
sdd vs virtual-buffer vs flize
Side-by-side comparison of Rust crates
66
sdd
stablev4.7.5
Scalable lock-free delayed memory reclaimer
62
virtual-buffer
stablev2.0.0
A cross-platform library for dealing with buffers backed by raw virtual memory
47
flize
growingv4.2.3
non global, configurable and fast concurrent resource reclamation
Core Metrics
| sdd | virtual-buffer | flize | |
|---|---|---|---|
| Health Score | 66 | 62 | 47 |
| Total Downloads | 53.1M | 9.3K | 27.1K |
| 30d Downloads | 6.1M | 331 | 23 |
| Dependents | 164 | 3 | 0 |
| Releases | 62 | 5 | 21 |
| Last Updated | 12d ago | 49d ago | 1932d ago |
| Age | 1y 11m | 1y 9m | 5y 7m |
Health Breakdown
sdd
Maintenance
18
Quality
13
Community
12
Popularity
8
Documentation
15
virtual-buffer
Maintenance
14
Quality
15
Community
13
Popularity
5
Documentation
15
flize
Maintenance
6
Quality
18
Community
6
Popularity
5
Documentation
12
Technical Details
| sdd | virtual-buffer | flize | |
|---|---|---|---|
| Version | 4.7.5 | 2.0.0 | 4.2.3 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✓ Yes |
| License | Apache-2.0 | MIT OR Apache-2.0 | MIT |
| Dependencies | 3 | 2 | 6 |
| Crate Size | 53KB | 56KB | 25KB |
| Features | 0 | 3 | 3 |
| Yanked % | 38.7% | 60.0% | 9.5% |
| Edition | 2024 | 2024 | 2018 |
| MSRV | 1.85.0 | 1.87.0 | — |
| Owners | 1 | 4 (team) | 1 |
Links
Quick Verdict
- •sdd leads with a health score of 66/100, but none of the options score above 80.
- •sdd is depended on by 164 crates — strongest ecosystem trust.
- •⚠ flize has not been updated in over a year.