Decision Workspace
fastskip vs skl vs sdd
Side-by-side comparison of Rust crates
48
fastskip
experimentalv0.1.0
Lock-free arena-backed skip list memtable for LSM-tree storage engines
46
skl
growingv0.22.17
A lock-free thread-safe concurrent ARENA based (heap backend or memory map backend) skiplist implementation which helps develop MVCC memtable for LSM-Tree.
66
sdd
stablev4.7.5
Scalable lock-free delayed memory reclaimer
Core Metrics
| fastskip | skl | sdd | |
|---|---|---|---|
| Health Score | 48 | 46 | 66 |
| Total Downloads | 11 | 71.1K | 53.1M |
| 30d Downloads | 11 | 72 | 5.9M |
| Dependents | 0 | 5 | 164 |
| Releases | 1 | 68 | 62 |
| Last Updated | 1d ago | 403d ago | 12d ago |
| Age | 1d | 4y 5m | 1y 11m |
Health Breakdown
fastskip
Maintenance
13
Quality
13
Community
6
Popularity
1
Documentation
15
skl
Maintenance
8
Quality
9
Community
8
Popularity
6
Documentation
15
sdd
Maintenance
18
Quality
13
Community
12
Popularity
8
Documentation
15
Technical Details
| fastskip | skl | sdd | |
|---|---|---|---|
| Version | 0.1.0 | 0.22.17 | 4.7.5 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT | MIT OR Apache-2.0 | Apache-2.0 |
| Dependencies | 4 | 15 | 3 |
| Crate Size | 46KB | 135KB | 53KB |
| Features | 0 | 6 | 0 |
| Yanked % | 0.0% | 85.3% | 38.7% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | 1.66 | 1.81.0 | 1.85.0 |
| Owners | 1 | 1 | 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.
- •⚠ skl has not been updated in over a year.
- •fastskip, skl are pre-1.0 — API may change.