Decision Workspace
parol vs parol-macros vs rustlr
Side-by-side comparison of Rust crates
66
parol
stablev4.3.5
LL(k) and LALR(1) parser generator for Rust
55
parol-macros
growingv1.0.0
Macros for LL(k) parser generator `parol`
47
rustlr
growingv0.6.6
Bottom-Up Parser Generator with Advanced Options
Core Metrics
| parol | parol-macros | rustlr | |
|---|---|---|---|
| Health Score | 66 | 55 | 47 |
| Total Downloads | 175.7K | 61.8K | 92.9K |
| 30d Downloads | 18.5K | 17.1K | 109 |
| Dependents | 230 | 154 | 19 |
| Releases | 112 | 3 | 66 |
| Last Updated | 6d ago | 571d ago | 303d ago |
| Age | 4y 6m | 3y 5m | 4y 4m |
Health Breakdown
parol
Maintenance
20
Quality
15
Community
12
Popularity
6
Documentation
13
parol-macros
Maintenance
4
Quality
20
Community
12
Popularity
6
Documentation
13
rustlr
Maintenance
9
Quality
12
Community
10
Popularity
6
Documentation
10
Technical Details
| parol | parol-macros | rustlr | |
|---|---|---|---|
| Version | 4.3.5 | 1.0.0 | 0.6.6 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | MIT/Apache-2.0 | MIT OR Apache-2.0 | MIT |
| Dependencies | 39 | 0 | 2 |
| Crate Size | 232KB | 2KB | 881KB |
| Features | 4 | 0 | 3 |
| Yanked % | 1.8% | 0.0% | 7.6% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •parol leads with a health score of 66/100, but none of the options score above 80.
- •parol is depended on by 230 crates — strongest ecosystem trust.
- •⚠ parol-macros has not been updated in over a year.
- •rustlr is pre-1.0 — API may change.