Decision Workspace
symexpr vs evalexpr vs cpc
Side-by-side comparison of Rust crates
43
symexpr
experimentalv0.3.0
A libray to build symbolic expression and evaluation.
71
evalexpr
stablev13.1.0
A powerful arithmetic and boolean expression evaluator
58
cpc
growingv3.0.0
evaluates math expressions, with support for units and conversion between units
Core Metrics
| symexpr | evalexpr | cpc | |
|---|---|---|---|
| Health Score | 43 | 71 | 58 |
| Total Downloads | 1.2K | 6.8M | 78.3K |
| 30d Downloads | 5 | 356.3K | 3.2K |
| Dependents | 0 | 743 | 113 |
| Releases | 3 | 64 | 22 |
| Last Updated | 255d ago | 121d ago | 216d ago |
| Age | 8m | 7y | 5y 7m |
Health Breakdown
symexpr
Maintenance
10
Quality
14
Community
5
Popularity
4
Documentation
10
evalexpr
Maintenance
13
Quality
21
Community
14
Popularity
8
Documentation
15
cpc
Maintenance
9
Quality
18
Community
12
Popularity
6
Documentation
13
Technical Details
| symexpr | evalexpr | cpc | |
|---|---|---|---|
| Version | 0.3.0 | 13.1.0 | 3.0.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT OR Apache-2.0 | AGPL-3.0-only | MIT |
| Dependencies | 1 | 6 | 7 |
| Crate Size | 19KB | 78KB | 148KB |
| Features | 0 | 3 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2024 |
| MSRV | — | 1.65.0 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •evalexpr leads with a health score of 71/100, but none of the options score above 80.
- •evalexpr is depended on by 743 crates — strongest ecosystem trust.
- •symexpr is pre-1.0 — API may change.