Decision Workspace
calcit_fingertrees vs rpds vs rustica
Side-by-side comparison of Rust crates
37
calcit_fingertrees
growingv0.0.3
(Calcit fork of )Immutable persisten `fingertrees`
72
rpds
stablev1.2.1
Persistent data structures with structural sharing
55
rustica
growingv0.12.0
Rustica is a functional programming library for the Rust language.
Core Metrics
| calcit_fingertrees | rpds | rustica | |
|---|---|---|---|
| Health Score | 37 | 72 | 55 |
| Total Downloads | 4.3K | 13.4M | 12.7K |
| 30d Downloads | 0 | 1.0M | 0 |
| Dependents | 0 | 1.1K | 0 |
| Releases | 3 | 21 | 27 |
| Last Updated | 1642d ago | 10d ago | 51d ago |
| Age | 4y 6m | 8y 6m | 1y 3m |
Health Breakdown
calcit_fingertrees
Maintenance
4
Quality
15
Community
5
Popularity
4
Documentation
9
rpds
Maintenance
16
Quality
20
Community
13
Popularity
8
Documentation
15
rustica
Maintenance
16
Quality
15
Community
6
Popularity
5
Documentation
13
Technical Details
| calcit_fingertrees | rpds | rustica | |
|---|---|---|---|
| Version | 0.0.3 | 1.2.1 | 0.12.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | MIT | Apache-2.0 |
| Dependencies | 2 | 9 | 11 |
| Crate Size | 19KB | 75KB | 368KB |
| Features | 0 | 3 | 5 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2018 | 2024 | 2024 |
| MSRV | — | 1.85.0 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •rpds leads with a health score of 72/100, but none of the options score above 80.
- •rpds is depended on by 1.1K crates — strongest ecosystem trust.
- •⚠ calcit_fingertrees has not been updated in over a year.
- •calcit_fingertrees, rustica are pre-1.0 — API may change.