Decision Workspace
trc vs castbox vs sys_alloc
Side-by-side comparison of Rust crates
45
trc
growingv1.2.4
A faster Arc.
52
castbox
experimentalv0.1.4
A Runtime-Typed Reference-Counted Smart Pointer and Concurrent Programming tools.
52
sys_alloc
experimentalv0.8.18
Low-level system allocator primitives
Core Metrics
| trc | castbox | sys_alloc | |
|---|---|---|---|
| Health Score | 45 | 52 | 52 |
| Total Downloads | 39.8K | 4.7K | 651 |
| 30d Downloads | 98 | 23 | 96 |
| Dependents | 0 | 0 | 32 |
| Releases | 29 | 19 | 32 |
| Last Updated | 780d ago | 67d ago | 6d ago |
| Age | 2y 9m | 7m | 2m |
Health Breakdown
trc
Maintenance
7
Quality
17
Community
6
Popularity
5
Documentation
10
castbox
Maintenance
15
Quality
14
Community
6
Popularity
4
Documentation
13
sys_alloc
Maintenance
13
Quality
14
Community
10
Popularity
3
Documentation
12
Technical Details
| trc | castbox | sys_alloc | |
|---|---|---|---|
| Version | 1.2.4 | 0.1.4 | 0.8.18 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | MIT | Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 3 | 1 | 3 |
| Crate Size | 200KB | 21KB | 8KB |
| Features | 3 | 0 | 0 |
| Yanked % | 17.2% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | — | — | 1.84 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •castbox leads with a health score of 52/100, but none of the options score above 80.
- •trc has the most downloads (39.8K), suggesting wider adoption.
- •⚠ trc has not been updated in over a year.
- •castbox, sys_alloc are pre-1.0 — API may change.