What is memchr?

63/100
Trust Score (C+)
⚠️ Use Caution

memchr is a crates that Provides extremely fast (uses SIMD on x86_64, aarch64 and wasm32) routines for 1, 2 or 3 byte search and single substring search. . It has a Nerq Trust Score of 63/100 (C+). 826.5M GitHub stars. Published by Unknown. Last analyzed March 2026.

Why This Score

Trust & Safety Overview

63
TRUST SCORE
C+
GRADE
826.5M
STARS
826.5M
DOWNLOADS

What memchr Does

memchr is a crates in the crates category. Provides extremely fast (uses SIMD on x86_64, aarch64 and wasm32) routines for 1, 2 or 3 byte search and single substring search. . It is published by Unknown and has no specified license. With 826.5M GitHub stars and 826.5M downloads, it has a large and active community of users and contributors.

Who Should Use memchr

memchr is suitable for evaluation and non-critical use. Review the trust score breakdown before using in production.

Details

AuthorUnknown
Categorycrates
LicenseNot specified
Typecrates
SourceView on GitHub
Security Score0/100
Activity Score0/100

How to Get Started

Check the trust score before installing:

curl nerq.ai/v1/preflight?target=memchr

Setup guide · Full safety report · Production review · Is it safe?

Frequently Asked Questions

What is memchr used for?
memchr is a crates tool. Provides extremely fast (uses SIMD on x86_64, aarch64 and wasm32) routines for 1, 2 or 3 byte search and single substring search. .
Is memchr free?
License: Check project page. memchr has 826.5M GitHub stars.
Is memchr safe?
memchr has a Nerq Trust Score of 63/100 (C+). Use with caution.
What are alternatives to memchr?
Top alternatives: . See full comparison.

Last updated March 2026. Trust scores based on automated analysis of public data.