Decision Workspace
bump-scope vs fastarena vs blink-alloc
Side-by-side comparison of Rust crates
65
bump-scope
stablev2.2.0
A fast bump allocator that supports allocation scopes / checkpoints. Aka an arena for values of arbitrary types.
58
fastarena
experimentalv0.1.3
A zero-dependency, bump-pointer arena allocator with RAII transactions, nested savepoints, optional LIFO destructor tracking, and ArenaVec — built for compilers, storage engines, and high-throughput request-scoped workloads.
55
blink-alloc
growingv0.4.0
Fast, concurrent, arena-based allocator with drop support
Core Metrics
| bump-scope | fastarena | blink-alloc | |
|---|---|---|---|
| Health Score | 65 | 58 | 55 |
| Total Downloads | 149.2K | 109 | 70.8K |
| 30d Downloads | 25.4K | 109 | 8.1K |
| Dependents | 13 | 1 | 72 |
| Releases | 86 | 4 | 12 |
| Last Updated | 30d ago | 1d ago | 106d ago |
| Age | 2y | 5d | 3y |
Health Breakdown
bump-scope
Maintenance
17
Quality
18
Community
9
Popularity
6
Documentation
15
fastarena
Maintenance
19
Quality
15
Community
7
Popularity
2
Documentation
15
blink-alloc
Maintenance
13
Quality
13
Community
11
Popularity
6
Documentation
12
Technical Details
| bump-scope | fastarena | blink-alloc | |
|---|---|---|---|
| Version | 2.2.0 | 0.1.3 | 0.4.0 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT | MIT OR Apache-2.0 |
| Dependencies | 10 | 3 | 4 |
| Crate Size | 240KB | 43KB | 40KB |
| Features | 19 | 1 | 5 |
| Yanked % | 1.2% | 0.0% | 16.7% |
| Edition | 2024 | 2021 | 2018 |
| MSRV | 1.85.1 | 1.66 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •bump-scope leads with a health score of 65/100, but none of the options score above 80.
- •fastarena, blink-alloc are pre-1.0 — API may change.