Decision Workspace
lightgrep vs fast-grep vs perg
Side-by-side comparison of Rust crates
47
lightgrep
experimentalv0.2.2
A fast, ergonomic grep-like tool in Rust
50
fast-grep
experimentalv0.3.1
Indexed regex search. 6-25x faster than ripgrep on large codebases via sparse n-gram index, position masks, and mmap'd posting lists.
47
perg
growingv0.8.0
A fast, feature-rich text search tool similar to grep, written in Rust
Core Metrics
| lightgrep | fast-grep | perg | |
|---|---|---|---|
| Health Score | 47 | 50 | 47 |
| Total Downloads | 1.2K | 56 | 16.9K |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 0 | 322 |
| Releases | 7 | 5 | 11 |
| Last Updated | 74d ago | 26d ago | 218d ago |
| Age | 8m | 26d | 7y 1m |
Health Breakdown
lightgrep
Maintenance
15
Quality
12
Community
6
Popularity
4
Documentation
10
fast-grep
Maintenance
17
Quality
12
Community
6
Popularity
2
Documentation
13
perg
Maintenance
7
Quality
13
Community
12
Popularity
5
Documentation
10
Technical Details
| lightgrep | fast-grep | perg | |
|---|---|---|---|
| Version | 0.2.2 | 0.3.1 | 0.8.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT | MIT |
| Dependencies | 9 | 23 | 8 |
| Crate Size | 11KB | 128KB | 16KB |
| Features | 0 | 2 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •fast-grep leads with a health score of 50/100, but none of the options score above 80.
- •perg has the most downloads (16.9K), suggesting wider adoption.
- •perg is depended on by 322 crates — strongest ecosystem trust.