Decision Workspace
bitalloc vs ralloc vs emma
Side-by-side comparison of Rust crates
36
bitalloc
growingv0.0.1
Allocation managing library based on bitmap. This library does not include bitmap library.
42
ralloc
growingv1.0.0
An efficient alternative platform-agnostic allocator.
38
emma
growingv0.0.1
A full-fledged `no_std` and "no-libc" capable memory allocator.
Core Metrics
| bitalloc | ralloc | emma | |
|---|---|---|---|
| Health Score | 36 | 42 | 38 |
| Total Downloads | 4.9K | 2.4K | 2.7K |
| 30d Downloads | 4 | 4 | 5 |
| Dependents | 0 | 0 | 0 |
| Releases | 2 | 1 | 2 |
| Last Updated | 3759d ago | 3383d ago | 593d ago |
| Age | 10y 8m | 9y 3m | 1y 7m |
Health Breakdown
bitalloc
Maintenance
3
Quality
15
Community
3
Popularity
4
Documentation
11
ralloc
Maintenance
1
Quality
24
Community
5
Popularity
4
Documentation
8
emma
Maintenance
5
Quality
16
Community
3
Popularity
4
Documentation
10
Technical Details
| bitalloc | ralloc | emma | |
|---|---|---|---|
| Version | 0.0.1 | 1.0.0 | 0.0.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | MIT | MIT OR Apache-2.0 |
| Dependencies | 1 | 3 | 5 |
| Crate Size | 1KB | 36KB | 32KB |
| Features | 0 | 11 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | — | — | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 2 | 1 |
Links
Quick Verdict
- •ralloc leads with a health score of 42/100, but none of the options score above 80.
- •bitalloc has the most downloads (4.9K), suggesting wider adoption.
- •⚠ bitalloc, ralloc, emma have not been updated in over a year.
- •bitalloc, emma are pre-1.0 — API may change.