Decision Workspace
rustica vs rpds vs immutable-chunkmap
Side-by-side comparison of Rust crates
53
rustica
growingv0.12.0
Rustica is a functional programming library for the Rust language.
71
rpds
stablev1.2.1
Persistent data structures with structural sharing
67
immutable-chunkmap
stablev2.1.3
A fast immutable map and set with batch insert and update methods, COW operations, and big O efficient implementations of set and merge operations
Core Metrics
| rustica | rpds | immutable-chunkmap | |
|---|---|---|---|
| Health Score | 53 | 71 | 67 |
| Total Downloads | 12.8K | 15.2M | 4.7M |
| 30d Downloads | 0 | 616.1K | 144.8K |
| Dependents | 0 | 1.4K | 242 |
| Releases | 27 | 21 | 38 |
| Last Updated | 100d ago | 59d ago | 6d ago |
| Age | 1y 5m | 8y 8m | 8y 6m |
Health Breakdown
rustica
Maintenance
14
Quality
15
Community
6
Popularity
5
Documentation
13
rpds
Maintenance
14
Quality
20
Community
14
Popularity
8
Documentation
15
immutable-chunkmap
Maintenance
18
Quality
16
Community
13
Popularity
8
Documentation
12
Technical Details
| rustica | rpds | immutable-chunkmap | |
|---|---|---|---|
| Version | 0.12.0 | 1.2.1 | 2.1.3 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | Apache-2.0 | MIT | Apache-2.0 OR MIT |
| Dependencies | 11 | 9 | 14 |
| Crate Size | 368KB | 75KB | 53KB |
| Features | 5 | 3 | 4 |
| Yanked % | 0.0% | 0.0% | 10.5% |
| Edition | 2024 | 2024 | 2018 |
| MSRV | — | 1.85.0 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •rpds leads with a health score of 71/100, but none of the options score above 80.
- •rpds is depended on by 1.4K crates — strongest ecosystem trust.
- •rustica is pre-1.0 — API may change.