Decision Workspace
chumsky vs ketchup vs aott
Side-by-side comparison of Rust crates
66
chumsky
growingv0.13.0
A parser library for humans with powerful error recovery
49
ketchup
growingv2.0.2
A parser that can *ketch-up* with your programming language.
39
aott
growingv0.2.0
Aspect Of The Tokens - a parser combinator framework.
Core Metrics
| chumsky | ketchup | aott | |
|---|---|---|---|
| Health Score | 66 | 49 | 39 |
| Total Downloads | 24.8M | 12.4K | 3.1K |
| 30d Downloads | 916.6K | 0 | 0 |
| Dependents | 2.3K | 3 | 0 |
| Releases | 34 | 12 | 2 |
| Last Updated | 68d ago | 577d ago | 1047d ago |
| Age | 5y | 2y 4m | 2y 10m |
Health Breakdown
chumsky
Maintenance
15
Quality
11
Community
20
Popularity
8
Documentation
12
ketchup
Maintenance
6
Quality
20
Community
8
Popularity
5
Documentation
10
aott
Maintenance
4
Quality
17
Community
6
Popularity
4
Documentation
8
Technical Details
| chumsky | ketchup | aott | |
|---|---|---|---|
| Version | 0.13.0 | 2.0.2 | 0.2.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | MIT OR Apache-2.0 | non-standard |
| Dependencies | 25 | 0 | 5 |
| Crate Size | 195KB | 15KB | 33KB |
| Features | 16 | 0 | 5 |
| Yanked % | 11.8% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.65 | — | — |
| Owners | 2 (team) | 1 | 1 |
Links
Quick Verdict
- •chumsky leads with a health score of 66/100, but none of the options score above 80.
- •chumsky is depended on by 2.3K crates — strongest ecosystem trust.
- •⚠ ketchup, aott have not been updated in over a year.
- •chumsky, aott are pre-1.0 — API may change.