Decision Workspace
skl vs fastskip vs arena-b
Side-by-side comparison of Rust crates
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.
48
fastskip
experimentalv0.1.0
Lock-free arena-backed skip list memtable for LSM-tree storage engines
55
arena-b
experimentalv1.0.0
Production-grade bump allocator with lock-free, slab, and virtual-memory tooling for parsers, game engines, and request-scoped services
Core Metrics
| skl | fastskip | arena-b | |
|---|---|---|---|
| Health Score | 46 | 48 | 55 |
| Total Downloads | 71.1K | 11 | 534 |
| 30d Downloads | 74 | 11 | 21 |
| Dependents | 5 | 0 | 0 |
| Releases | 68 | 1 | 17 |
| Last Updated | 403d ago | 1d ago | 86d ago |
| Age | 4y 5m | 1d | 4m |
Health Breakdown
skl
Maintenance
8
Quality
9
Community
8
Popularity
6
Documentation
15
fastskip
Maintenance
13
Quality
13
Community
6
Popularity
1
Documentation
15
arena-b
Maintenance
14
Quality
19
Community
6
Popularity
3
Documentation
13
Technical Details
| skl | fastskip | arena-b | |
|---|---|---|---|
| Version | 0.22.17 | 0.1.0 | 1.0.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT | MIT OR Apache-2.0 |
| Dependencies | 15 | 4 | 5 |
| Crate Size | 135KB | 46KB | 67KB |
| Features | 6 | 0 | 9 |
| Yanked % | 85.3% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.81.0 | 1.66 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •arena-b leads with a health score of 55/100, but none of the options score above 80.
- •skl has the most downloads (71.1K), suggesting wider adoption.
- •⚠ skl has not been updated in over a year.
- •skl, fastskip are pre-1.0 — API may change.