Decision Workspace
arena-b vs bumpalo vs bump-scope
Side-by-side comparison of Rust crates
53
arena-b
growingv1.0.0
Production-grade bump allocator with lock-free, slab, and virtual-memory tooling for parsers, game engines, and request-scoped services
75
bumpalo
stablev3.20.3
A fast bump allocation arena for Rust.
65
bump-scope
stablev2.3.0
A fast bump allocator that supports allocation scopes / checkpoints. Aka an arena for values of arbitrary types.
Core Metrics
| arena-b | bumpalo | bump-scope | |
|---|---|---|---|
| Health Score | 53 | 75 | 65 |
| Total Downloads | 540 | 399.2M | 196.4K |
| 30d Downloads | 0 | 35.2M | 30.0K |
| Dependents | 0 | 9.5K | 13 |
| Releases | 17 | 56 | 87 |
| Last Updated | 145d ago | 3d ago | 40d ago |
| Age | 6m | 7y 6m | 2y 2m |
Health Breakdown
arena-b
Maintenance
12
Quality
19
Community
6
Popularity
3
Documentation
13
bumpalo
Maintenance
19
Quality
16
Community
17
Popularity
8
Documentation
15
bump-scope
Maintenance
17
Quality
18
Community
9
Popularity
6
Documentation
15
Technical Details
| arena-b | bumpalo | bump-scope | |
|---|---|---|---|
| Version | 1.0.0 | 3.20.3 | 2.3.0 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 5 | 10 | 10 |
| Crate Size | 67KB | 99KB | 241KB |
| Features | 9 | 7 | 19 |
| Yanked % | 0.0% | 23.2% | 1.1% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | — | 1.71.1 | 1.85.1 |
| Owners | 1 | 2 | 1 |
Links
Quick Verdict
- •bumpalo leads with a health score of 75/100, but none of the options score above 80.
- •bumpalo is depended on by 9.5K crates — strongest ecosystem trust.