Decision Workspace
heapless vs noalloc-vec-rs vs noalloc-slip-rs
Side-by-side comparison of Rust crates
68
heapless
growingv0.9.2
`static` friendly data structures that don't require dynamic memory allocation
56
noalloc-vec-rs
experimentalv0.2.0
A no-allocation vector implementation for environment without memory allocation.
53
noalloc-slip-rs
experimentalv0.2.0
A no-std SLIP (Serial Line Internet Protocol) encoder and decoder implementation.
Core Metrics
| heapless | noalloc-vec-rs | noalloc-slip-rs | |
|---|---|---|---|
| Health Score | 68 | 56 | 53 |
| Total Downloads | 66.4M | 916 | 679 |
| 30d Downloads | 8.3M | 67 | 19 |
| Dependents | 6.1K | 4 | 0 |
| Releases | 55 | 4 | 4 |
| Last Updated | 135d ago | 21d ago | 21d ago |
| Age | 8y 11m | 7m | 7m |
Health Breakdown
heapless
Maintenance
13
Quality
13
Community
19
Popularity
8
Documentation
15
noalloc-vec-rs
Maintenance
20
Quality
14
Community
6
Popularity
4
Documentation
12
noalloc-slip-rs
Maintenance
20
Quality
14
Community
4
Popularity
3
Documentation
12
Technical Details
| heapless | noalloc-vec-rs | noalloc-slip-rs | |
|---|---|---|---|
| Version | 0.9.2 | 0.2.0 | 0.2.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | Apache-2.0 | Apache-2.0 |
| Dependencies | 12 | 1 | 1 |
| Crate Size | 128KB | 18KB | 9KB |
| Features | 12 | 0 | 0 |
| Yanked % | 5.5% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | 1.87 | 1.94 | 1.94 |
| Owners | 4 (team) | 1 | 1 |
Links
Quick Verdict
- •heapless leads with a health score of 68/100, but none of the options score above 80.
- •heapless is depended on by 6.1K crates — strongest ecosystem trust.