Decision Workspace
memoria vs fastalloc vs tcmalloc-better
Side-by-side comparison of Rust crates
32
memoria
growingv0.1.0
Memory allocation tracker. A bad memory profiler for production.
55
fastalloc
experimentalv1.5.0
High-performance memory pooling library with type-safe handles, predictable latency, and zero fragmentation. Perfect for game engines, real-time systems, and high-churn workloads.
53
tcmalloc-better
experimentalv0.1.19
A Rust wrapper over Google's TCMalloc memory allocator
Core Metrics
| memoria | fastalloc | tcmalloc-better | |
|---|---|---|---|
| Health Score | 32 | 55 | 53 |
| Total Downloads | 1.6K | 638 | 51.8K |
| 30d Downloads | 3 | 6 | 9.3K |
| Dependents | 0 | 0 | 5 |
| Releases | 1 | 4 | 20 |
| Last Updated | 1038d ago | 148d ago | 284d ago |
| Age | 2y 10m | 5m | 10m |
Health Breakdown
memoria
Maintenance
1
Quality
14
Community
3
Popularity
4
Documentation
10
fastalloc
Maintenance
12
Quality
19
Community
6
Popularity
3
Documentation
15
tcmalloc-better
Maintenance
9
Quality
18
Community
8
Popularity
6
Documentation
12
Technical Details
| memoria | fastalloc | tcmalloc-better | |
|---|---|---|---|
| Version | 0.1.0 | 1.5.0 | 0.1.19 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 4 | 7 | 2 |
| Crate Size | 10KB | 83KB | 9KB |
| Features | 0 | 8 | 13 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | — | 1.70.0 | 1.87.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •fastalloc leads with a health score of 55/100, but none of the options score above 80.
- •tcmalloc-better has the most downloads (51.8K), suggesting wider adoption.
- •⚠ memoria has not been updated in over a year.
- •memoria, tcmalloc-better are pre-1.0 — API may change.