Decision Workspace
coldstar-privacy vs coldstar-zk vs privacy-cash
Side-by-side comparison of Rust crates
37
coldstar-privacy
experimentalv0.2.0
Privacy transaction layer for Coldstar cold wallet — mode selection, signing policy engine, privacy validation, and SPL Token-2022 confidential transfers
39
coldstar-zk
experimentalv0.2.0
Zero-knowledge proof engine for Coldstar cold wallet — Schnorr ownership proofs, Pedersen range proofs, and policy compliance proofs
48
privacy-cash
experimentalv1.0.0
Pure Rust SDK for Privacy Cash - Privacy-preserving transactions on Solana using Zero-Knowledge Proofs.
Core Metrics
| coldstar-privacy | coldstar-zk | privacy-cash | |
|---|---|---|---|
| Health Score | 37 | 39 | 48 |
| Total Downloads | 19 | 139 | 440 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 2 | 0 |
| Releases | 1 | 1 | 4 |
| Last Updated | 121d ago | 121d ago | 158d ago |
| Age | 4m | 4m | 5m |
Health Breakdown
coldstar-privacy
Maintenance
7
Quality
12
Community
6
Popularity
2
Documentation
10
coldstar-zk
Maintenance
7
Quality
12
Community
7
Popularity
3
Documentation
10
privacy-cash
Maintenance
11
Quality
13
Community
6
Popularity
3
Documentation
15
Technical Details
| coldstar-privacy | coldstar-zk | privacy-cash | |
|---|---|---|---|
| Version | 0.2.0 | 0.2.0 | 1.0.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT | MIT | MIT |
| Dependencies | 8 | 14 | 37 |
| Crate Size | 27KB | 29KB | 443KB |
| Features | 0 | 0 | 1 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | 1.70 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •privacy-cash leads with a health score of 48/100, but none of the options score above 80.
- •coldstar-privacy, coldstar-zk are pre-1.0 — API may change.