Decision Workspace
whereexpr vs standout-seeker vs rulesxp
Side-by-side comparison of Rust crates
51
whereexpr
experimentalv0.1.6
A fast, expressive rule-based filtering engine for Rust that evaluates boolean expressions over any data structure
60
standout-seeker
experimentalv7.6.3
Generic query engine for filtering Rust struct collections
51
rulesxp
experimentalv0.3.1
Multi-language rules expression evaluator supporting JSONLogic and Scheme with strict typing
Core Metrics
| whereexpr | standout-seeker | rulesxp | |
|---|---|---|---|
| Health Score | 51 | 60 | 51 |
| Total Downloads | 120 | 1.6K | 2.1K |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 29 | 0 |
| Releases | 7 | 29 | 6 |
| Last Updated | 23d ago | 1d ago | 82d ago |
| Age | 1m | 3m | 7m |
Health Breakdown
whereexpr
Maintenance
15
Quality
15
Community
6
Popularity
2
Documentation
13
standout-seeker
Maintenance
19
Quality
17
Community
10
Popularity
4
Documentation
10
rulesxp
Maintenance
14
Quality
15
Community
6
Popularity
4
Documentation
12
Technical Details
| whereexpr | standout-seeker | rulesxp | |
|---|---|---|---|
| Version | 0.1.6 | 7.6.3 | 0.3.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 4 | 3 | 4 |
| Crate Size | 77KB | 35KB | 82KB |
| Features | 2 | 0 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | — | — | 1.90 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •standout-seeker leads with a health score of 60/100, but none of the options score above 80.
- •rulesxp has the most downloads (2.1K), suggesting wider adoption.
- •whereexpr, rulesxp are pre-1.0 — API may change.