Decision Workspace
stable-arena vs bumpalo vs bump-scope
Side-by-side comparison of Rust crates
59
stable-arena
growingv0.3.0
rustc's arena, adapted for stable Rust
72
bumpalo
stablev3.20.3
A fast bump allocation arena for Rust.
67
bump-scope
stablev2.3.3
A fast bump allocator that supports allocation scopes / checkpoints. Aka an arena for values of arbitrary types.
Core Metrics
| stable-arena | bumpalo | bump-scope | |
|---|---|---|---|
| Health Score | 59 | 72 | 67 |
| Total Downloads | 25.3K | 468.0M | 253.3K |
| 30d Downloads | 2.0K | 26.3M | 25.6K |
| Dependents | 19 | 10.8K | 17 |
| Releases | 3 | 56 | 90 |
| Last Updated | 10d ago | 52d ago | 2d ago |
| Age | 1y 2m | 7y 7m | 2y 3m |
Health Breakdown
stable-arena
Maintenance
16
Quality
17
Community
9
Popularity
5
Documentation
12
bumpalo
Maintenance
16
Quality
16
Community
17
Popularity
8
Documentation
15
bump-scope
Maintenance
19
Quality
18
Community
9
Popularity
6
Documentation
15
Technical Details
| stable-arena | bumpalo | bump-scope | |
|---|---|---|---|
| Version | 0.3.0 | 3.20.3 | 2.3.3 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | Apache-2.0 OR MIT | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 1 | 10 | 10 |
| Crate Size | 16KB | 99KB | 241KB |
| Features | 2 | 7 | 19 |
| Yanked % | 0.0% | 23.2% | 1.1% |
| Edition | 2024 | 2021 | 2024 |
| MSRV | 1.95 | 1.71.1 | 1.85.1 |
| Owners | 1 | 2 | 1 |
Links
Quick Verdict
- •bumpalo leads with a health score of 72/100, but none of the options score above 80.
- •bumpalo is depended on by 10.8K crates — strongest ecosystem trust.
- •stable-arena is pre-1.0 — API may change.