Decision Workspace
rsmt2-zz vs rsmt2 vs z3-sys
Side-by-side comparison of Rust crates
39
rsmt2-zz
growingv0.11.1
Wrapper for SMT-LIB 2 compliant SMT solvers. With ZZ downstream fixes
47
rsmt2
growingv0.16.2
Wrapper for SMT-LIB 2 compliant SMT solvers.
69
z3-sys
growingv0.11.0
Low-level bindings for the Z3 SMT solver from Microsoft Research
Core Metrics
| rsmt2-zz | rsmt2 | z3-sys | |
|---|---|---|---|
| Health Score | 39 | 47 | 69 |
| Total Downloads | 4.7K | 66.7K | 1.2M |
| 30d Downloads | 0 | 1.6K | 178.5K |
| Dependents | 0 | 11 | 152 |
| Releases | 2 | 29 | 35 |
| Last Updated | 2300d ago | 1351d ago | 54d ago |
| Age | 6y 4m | 9y 8m | 10y 5m |
Health Breakdown
rsmt2-zz
Maintenance
3
Quality
15
Community
5
Popularity
4
Documentation
12
rsmt2
Maintenance
4
Quality
17
Community
8
Popularity
6
Documentation
12
z3-sys
Maintenance
15
Quality
16
Community
16
Popularity
7
Documentation
15
Technical Details
| rsmt2-zz | rsmt2 | z3-sys | |
|---|---|---|---|
| Version | 0.11.1 | 0.16.2 | 0.11.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT/Apache-2.0 | MIT/Apache-2.0 | MIT |
| Dependencies | 1 | 2 | 12 |
| Crate Size | 44KB | 64KB | 93KB |
| Features | 0 | 2 | 5 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2018 | 2018 | 2024 |
| MSRV | — | — | 1.85.0 |
| Owners | 1 | 1 | 5 |
Links
Quick Verdict
- •z3-sys leads with a health score of 69/100, but none of the options score above 80.
- •z3-sys is depended on by 152 crates — strongest ecosystem trust.
- •⚠ rsmt2-zz, rsmt2 have not been updated in over a year.