Decision Workspace
ezno-parser vs boa_engine vs parsel_derive
Side-by-side comparison of Rust crates
47
ezno-parser
growingv0.1.7
Parser and AST definitions for Ezno
63
boa_engine
growingv0.21.0
Boa is a Javascript lexer, parser and compiler written in Rust. Currently, it has support for some of the language.
50
parsel_derive
growingv0.16.0
Zero-code parser generation by using AST node types as the grammar
Core Metrics
| ezno-parser | boa_engine | parsel_derive | |
|---|---|---|---|
| Health Score | 47 | 63 | 50 |
| Total Downloads | 20.2K | 2.4M | 48.2K |
| 30d Downloads | 72 | 277.6K | 5.1K |
| Dependents | 55 | 418 | 29 |
| Releases | 16 | 11 | 29 |
| Last Updated | 499d ago | 157d ago | 659d ago |
| Age | 3y 1m | 4y | 3y 9m |
Health Breakdown
ezno-parser
Maintenance
8
Quality
14
Community
10
Popularity
5
Documentation
10
boa_engine
Maintenance
12
Quality
13
Community
18
Popularity
8
Documentation
12
parsel_derive
Maintenance
7
Quality
14
Community
10
Popularity
6
Documentation
13
Technical Details
| ezno-parser | boa_engine | parsel_derive | |
|---|---|---|---|
| Version | 0.1.7 | 0.21.0 | 0.16.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | Unlicense OR MIT | MIT |
| Dependencies | 19 | 74 | 4 |
| Crate Size | 124KB | 837KB | 11KB |
| Features | 6 | 17 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | — | 1.88.0 | — |
| Owners | 1 | 3 (team) | 1 |
Links
Quick Verdict
- •boa_engine leads with a health score of 63/100, but none of the options score above 80.
- •boa_engine is depended on by 418 crates — strongest ecosystem trust.
- •⚠ ezno-parser, parsel_derive have not been updated in over a year.