Decision Workspace
symexpr vs evalexpr vs dynamic_expressions
Side-by-side comparison of Rust crates
42
symexpr
experimentalv0.3.0
A libray to build symbolic expression and evaluation.
69
evalexpr
growingv13.1.0
A powerful arithmetic and boolean expression evaluator
58
dynamic_expressions
experimentalv0.10.1
Fast batched evaluation + forward-mode derivatives for symbolic expressions (Rust port of DynamicExpressions.jl).
Core Metrics
| symexpr | evalexpr | dynamic_expressions | |
|---|---|---|---|
| Health Score | 42 | 69 | 58 |
| Total Downloads | 1.2K | 7.6M | 460 |
| 30d Downloads | 0 | 413.7K | 0 |
| Dependents | 0 | 781 | 23 |
| Releases | 3 | 64 | 12 |
| Last Updated | 314d ago | 180d ago | 3d ago |
| Age | 10m | 7y 2m | 5m |
Health Breakdown
symexpr
Maintenance
9
Quality
14
Community
5
Popularity
4
Documentation
10
evalexpr
Maintenance
11
Quality
21
Community
14
Popularity
8
Documentation
15
dynamic_expressions
Maintenance
19
Quality
13
Community
10
Popularity
3
Documentation
13
Technical Details
| symexpr | evalexpr | dynamic_expressions | |
|---|---|---|---|
| Version | 0.3.0 | 13.1.0 | 0.10.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | AGPL-3.0-only | Apache-2.0 |
| Dependencies | 1 | 6 | 10 |
| Crate Size | 19KB | 78KB | 56KB |
| Features | 0 | 3 | 1 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | — | 1.65.0 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •evalexpr leads with a health score of 69/100, but none of the options score above 80.
- •evalexpr is depended on by 781 crates — strongest ecosystem trust.
- •symexpr, dynamic_expressions are pre-1.0 — API may change.