Decision Workspace
masstree vs nexus-slab vs nexus-pool
Side-by-side comparison of Rust crates
54
masstree
experimentalv0.9.5
A high-performance concurrent ordered map (trie of B+trees)
61
nexus-slab
experimentalv2.3.4
A high-performance slab allocator optimized for predictable tail latency
61
nexus-pool
experimentalv1.1.0
High-performance object pools for low latency systems
Core Metrics
| masstree | nexus-slab | nexus-pool | |
|---|---|---|---|
| Health Score | 54 | 61 | 61 |
| Total Downloads | 1.2K | 2.8K | 1.9K |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 3 | 45 | 17 |
| Releases | 59 | 29 | 7 |
| Last Updated | 69d ago | 43d ago | 15d ago |
| Age | 5m | 4m | 4m |
Health Breakdown
masstree
Maintenance
15
Quality
12
Community
8
Popularity
4
Documentation
15
nexus-slab
Maintenance
16
Quality
18
Community
11
Popularity
4
Documentation
12
nexus-pool
Maintenance
19
Quality
17
Community
9
Popularity
4
Documentation
12
Technical Details
| masstree | nexus-slab | nexus-pool | |
|---|---|---|---|
| Version | 0.9.5 | 2.3.4 | 1.1.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 33 | 4 | 1 |
| Crate Size | 279KB | 72KB | 36KB |
| Features | 8 | 4 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | 1.92.0 | 1.85 | 1.85 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •nexus-slab leads with a health score of 61/100, but none of the options score above 80.
- •masstree is pre-1.0 — API may change.