Decision Workspace
pegy-derive vs peg vs marser
Side-by-side comparison of Rust crates
45
pegy-derive
growingv0.1.2
A derive based parser generator.
67
peg
growingv0.8.6
A simple Parsing Expression Grammar (PEG) parser generator.
53
marser
experimentalv0.1.3
Parser combinator toolkit with matcher-level backtracking and rich error reporting.
Core Metrics
| pegy-derive | peg | marser | |
|---|---|---|---|
| Health Score | 45 | 67 | 53 |
| Total Downloads | 4.3K | 26.2M | 61 |
| 30d Downloads | 0 | 1.1M | 0 |
| Dependents | 3 | 1.9K | 0 |
| Releases | 3 | 52 | 4 |
| Last Updated | 928d ago | 21d ago | 2d ago |
| Age | 2y 7m | 11y 6m | 6d |
Health Breakdown
pegy-derive
Maintenance
5
Quality
14
Community
7
Popularity
4
Documentation
15
peg
Maintenance
17
Quality
16
Community
14
Popularity
8
Documentation
12
marser
Maintenance
17
Quality
14
Community
5
Popularity
2
Documentation
15
Technical Details
| pegy-derive | peg | marser | |
|---|---|---|---|
| Version | 0.1.2 | 0.8.6 | 0.1.3 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 4 | 4 | 7 |
| Crate Size | 6KB | 25KB | 811KB |
| Features | 0 | 4 | 5 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | 1.75 | 1.82.0 | 1.88 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •peg leads with a health score of 67/100, but none of the options score above 80.
- •peg is depended on by 1.9K crates — strongest ecosystem trust.
- •⚠ pegy-derive has not been updated in over a year.