Decision Workspace
autumn vs chumsky vs tokit
Side-by-side comparison of Rust crates
39
autumn
growingv0.4.3
A recursive descent parser combinator library
64
chumsky
growingv0.12.0
A parser library for humans with powerful error recovery
45
tokit
experimentalv0.0.0
Blazing fast parser combinators: parse-while-lexing (zero-copy), deterministic LALR-style parsing, no backtracking. Flexible emitters for fail-fast runtime or greedy compiler diagnostics
Core Metrics
| autumn | chumsky | tokit | |
|---|---|---|---|
| Health Score | 39 | 64 | 45 |
| Total Downloads | 7.6K | 14.4M | 23 |
| 30d Downloads | 7 | 2.8M | 6 |
| Dependents | 0 | 1.8K | 0 |
| Releases | 5 | 33 | 1 |
| Last Updated | 2205d ago | 102d ago | 104d ago |
| Age | 6y 1m | 4y 8m | 3m |
Health Breakdown
autumn
Maintenance
4
Quality
16
Community
5
Popularity
5
Documentation
9
chumsky
Maintenance
14
Quality
10
Community
20
Popularity
8
Documentation
12
tokit
Maintenance
8
Quality
14
Community
6
Popularity
2
Documentation
15
Technical Details
| autumn | chumsky | tokit | |
|---|---|---|---|
| Version | 0.4.3 | 0.12.0 | 0.0.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | ISC | MIT | MIT OR Apache-2.0 |
| Dependencies | 0 | 26 | 19 |
| Crate Size | 26KB | 193KB | 266KB |
| Features | 0 | 17 | 11 |
| Yanked % | 0.0% | 12.1% | 0.0% |
| Edition | 2018 | 2021 | 2024 |
| MSRV | — | 1.65 | 1.87 |
| Owners | 1 | 2 (team) | 1 |
Links
Quick Verdict
- •chumsky leads with a health score of 64/100, but none of the options score above 80.
- •chumsky is depended on by 1.8K crates — strongest ecosystem trust.
- •⚠ autumn has not been updated in over a year.