Decision Workspace
stack-arena vs memkit vs fastarena
Side-by-side comparison of Rust crates
46
stack-arena
experimentalv0.12.0
A fast, stack-like arena allocator for efficient memory management, implemented in Rust.
59
memkit
experimentalv0.2.0-beta.1
Deterministic, intent-driven memory allocation for systems requiring predictable performance
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.
Core Metrics
| stack-arena | memkit | fastarena | |
|---|---|---|---|
| Health Score | 46 | 59 | 58 |
| Total Downloads | 3.6K | 250 | 109 |
| 30d Downloads | 11 | 73 | 109 |
| Dependents | 0 | 13 | 1 |
| Releases | 8 | 4 | 4 |
| Last Updated | 290d ago | 53d ago | 1d ago |
| Age | 10m | 3m | 5d |
Health Breakdown
stack-arena
Maintenance
9
Quality
14
Community
6
Popularity
4
Documentation
13
memkit
Maintenance
15
Quality
17
Community
9
Popularity
3
Documentation
15
fastarena
Maintenance
19
Quality
15
Community
7
Popularity
2
Documentation
15
Technical Details
| stack-arena | memkit | fastarena | |
|---|---|---|---|
| Version | 0.12.0 | 0.2.0-beta.1 | 0.1.3 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MPL-2.0 | MIT |
| Dependencies | 1 | 3 | 3 |
| Crate Size | 24KB | 40KB | 43KB |
| Features | 0 | 5 | 1 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | — | 1.70 | 1.66 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •memkit leads with a health score of 59/100, but none of the options score above 80.
- •stack-arena has the most downloads (3.6K), suggesting wider adoption.