Decision Workspace
rfluids vs refprop-rs vs coolprop-sys
Side-by-side comparison of Rust crates
59
rfluids
experimentalv0.3.1
🦀 Rusty CoolProp wrapper
48
refprop-rs
experimentalv0.3.1
Safe Rust bindings for NIST REFPROP – thermodynamic & transport properties of refrigerants, pure fluids, and mixtures
62
coolprop-sys
growingv7.2.1
Raw FFI bindings to CoolProp
Core Metrics
| rfluids | refprop-rs | coolprop-sys | |
|---|---|---|---|
| Health Score | 59 | 48 | 62 |
| Total Downloads | 2.7K | 152 | 2.6K |
| 30d Downloads | 100 | 30 | 123 |
| Dependents | 4 | 0 | 6 |
| Releases | 6 | 7 | 5 |
| Last Updated | 23d ago | 38d ago | 23d ago |
| Age | 10m | 1m | 10m |
Health Breakdown
rfluids
Maintenance
21
Quality
14
Community
8
Popularity
4
Documentation
12
refprop-rs
Maintenance
14
Quality
15
Community
6
Popularity
3
Documentation
10
coolprop-sys
Maintenance
20
Quality
18
Community
8
Popularity
4
Documentation
12
Technical Details
| rfluids | refprop-rs | coolprop-sys | |
|---|---|---|---|
| Version | 0.3.1 | 0.3.1 | 7.2.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT | MIT | MIT |
| Dependencies | 10 | 7 | 7 |
| Crate Size | 90KB | 44KB | 13KB |
| Features | 2 | 2 | 1 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | 1.85.0 | — | 1.85.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •coolprop-sys leads with a health score of 62/100, but none of the options score above 80.
- •rfluids has the most downloads (2.7K), suggesting wider adoption.
- •rfluids, refprop-rs are pre-1.0 — API may change.