Decision Workspace
persistent_rope vs ppar vs rpds
Side-by-side comparison of Rust crates
36
persistent_rope
growingv0.1.3
An immutable persistent rope data structure
42
ppar
growingv0.3.1
Persistent immutable array
66
rpds
growingv1.2.0
Persistent data structures with structural sharing
Core Metrics
| persistent_rope | ppar | rpds | |
|---|---|---|---|
| Health Score | 36 | 42 | 66 |
| Total Downloads | 6.1K | 5.6K | 11.4M |
| 30d Downloads | 8 | 7 | 953.2K |
| Dependents | 0 | 0 | 849 |
| Releases | 4 | 4 | 20 |
| Last Updated | 2080d ago | 1669d ago | 138d ago |
| Age | 8y | 5y 4m | 8y 4m |
Health Breakdown
persistent_rope
Maintenance
2
Quality
15
Community
6
Popularity
5
Documentation
8
ppar
Maintenance
6
Quality
15
Community
5
Popularity
4
Documentation
12
rpds
Maintenance
10
Quality
20
Community
13
Popularity
8
Documentation
15
Technical Details
| persistent_rope | ppar | rpds | |
|---|---|---|---|
| Version | 0.1.3 | 0.3.1 | 1.2.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT | MIT | MIT |
| Dependencies | 3 | 6 | 8 |
| Crate Size | 6KB | 88KB | 73KB |
| Features | 0 | 1 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | — | 2018 | 2024 |
| MSRV | — | — | 1.85.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •rpds leads with a health score of 66/100, but none of the options score above 80.
- •rpds is depended on by 849 crates — strongest ecosystem trust.
- •⚠ persistent_rope, ppar have not been updated in over a year.
- •persistent_rope, ppar are pre-1.0 — API may change.