Decision Workspace
regexr vs ferroni vs pcre2
Side-by-side comparison of Rust crates
47
regexr
experimentalv0.1.2
A high-performance regex engine built from scratch with JIT compilation and SIMD acceleration
48
ferroni
experimentalv1.2.8
Pure-Rust Oniguruma regex engine with SIMD-accelerated search
54
pcre2
growingv0.2.11
High level wrapper library for PCRE2.
Core Metrics
| regexr | ferroni | pcre2 | |
|---|---|---|---|
| Health Score | 47 | 48 | 54 |
| Total Downloads | 862 | 198 | 1.4M |
| 30d Downloads | 490 | 125 | 119.7K |
| Dependents | 11 | 0 | 215 |
| Releases | 11 | 13 | 14 |
| Last Updated | 12d ago | 22d ago | 183d ago |
| Age | 3m | 1m | 7y 7m |
Health Breakdown
regexr
Maintenance
18
Quality
6
Community
9
Popularity
4
Documentation
10
ferroni
Maintenance
12
Quality
15
Community
6
Popularity
3
Documentation
12
pcre2
Maintenance
8
Quality
15
Community
11
Popularity
7
Documentation
13
Technical Details
| regexr | ferroni | pcre2 | |
|---|---|---|---|
| Version | 0.1.2 | 1.2.8 | 0.2.11 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | BSD-2-Clause | Unlicense OR MIT |
| Dependencies | 9 | 9 | 3 |
| Crate Size | 1.2MB | 446KB | 32KB |
| Features | 4 | 1 | 0 |
| Yanked % | 36.4% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | — | 1.81 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •pcre2 leads with a health score of 54/100, but none of the options score above 80.
- •pcre2 is depended on by 215 crates — strongest ecosystem trust.
- •regexr, pcre2 are pre-1.0 — API may change.