Decision Workspace
str_cache vs ustr vs thread-share
Side-by-side comparison of Rust crates
41
str_cache
experimentalv0.1.1
A fast, lock-free, thread-safe string interning library
56
ustr
growingv1.1.0
Fast, FFI-friendly string interning.
56
thread-share
experimentalv0.1.6
A Rust library for safe and efficient data sharing between threads with zero-copy operations, change detection, and enhanced thread management.
Core Metrics
| str_cache | ustr | thread-share | |
|---|---|---|---|
| Health Score | 41 | 56 | 56 |
| Total Downloads | 667 | 1.8M | 2.4K |
| 30d Downloads | 4 | 137.0K | 10 |
| Dependents | 0 | 525 | 0 |
| Releases | 2 | 15 | 7 |
| Last Updated | 213d ago | 517d ago | 223d ago |
| Age | 7m | 6y 4m | 7m |
Health Breakdown
str_cache
Maintenance
9
Quality
13
Community
6
Popularity
3
Documentation
10
ustr
Maintenance
6
Quality
17
Community
13
Popularity
7
Documentation
13
thread-share
Maintenance
16
Quality
15
Community
6
Popularity
4
Documentation
15
Technical Details
| str_cache | ustr | thread-share | |
|---|---|---|---|
| Version | 0.1.1 | 1.1.0 | 0.1.6 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | BSD-2-Clause-Patent | MIT |
| Dependencies | 7 | 12 | 6 |
| Crate Size | 33KB | 351KB | 62KB |
| Features | 0 | 0 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2024 |
| MSRV | — | — | 1.85.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •ustr leads with a health score of 56/100, but none of the options score above 80.
- •ustr is depended on by 525 crates — strongest ecosystem trust.
- •⚠ ustr has not been updated in over a year.
- •str_cache, thread-share are pre-1.0 — API may change.