Decision Workspace
memchr-rs vs memchr vs jetscii
Side-by-side comparison of Rust crates
47
memchr-rs
experimentalv1.0.11
Fast memchr and memchr2 implementations in Rust
72
memchr
stablev2.8.0
Provides extremely fast (uses SIMD on x86_64, aarch64 and wasm32) routines for 1, 2 or 3 byte search and single substring search.
48
jetscii
growingv0.5.3
A tiny library to efficiently search strings and byte slices for sets of ASCII characters or bytes.
Core Metrics
| memchr-rs | memchr | jetscii | |
|---|---|---|---|
| Health Score | 47 | 72 | 48 |
| Total Downloads | 539 | 842.6M | 2.9M |
| 30d Downloads | 73 | 58.6M | 487.8K |
| Dependents | 0 | 17.1K | 187 |
| Releases | 3 | 44 | 13 |
| Last Updated | 96d ago | 49d ago | 1360d ago |
| Age | 3m | 10y 9m | 10y 10m |
Health Breakdown
memchr-rs
Maintenance
14
Quality
14
Community
6
Popularity
3
Documentation
10
memchr
Maintenance
15
Quality
22
Community
12
Popularity
8
Documentation
15
jetscii
Maintenance
4
Quality
16
Community
9
Popularity
8
Documentation
11
Technical Details
| memchr-rs | memchr | jetscii | |
|---|---|---|---|
| Version | 1.0.11 | 2.8.0 | 0.5.3 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | MIT | Unlicense OR MIT | MIT OR Apache-2.0 |
| Dependencies | 0 | 3 | 4 |
| Crate Size | 5KB | 98KB | 19KB |
| Features | 4 | 7 | 2 |
| Yanked % | 66.7% | 2.3% | 0.0% |
| Edition | 2024 | 2021 | — |
| MSRV | — | 1.61 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •memchr leads with a health score of 72/100, but none of the options score above 80.
- •memchr is depended on by 17.1K crates — strongest ecosystem trust.
- •⚠ jetscii has not been updated in over a year.
- •jetscii is pre-1.0 — API may change.