What is diff-lcs?

68/100
Trust Score (B-)
⚠️ Use Caution

diff-lcs is a gems that Diff::LCS computes the difference between two Enumerable sequences using the McIlroy-Hunt longest common subsequence (LCS) algorithm. It includes utilities to create a simple HTML diff output format a. It has a Nerq Trust Score of 68/100 (B-). 1148.3M GitHub stars. Published by Austin Ziegler. Last analyzed March 2026.

Why This Score

Trust & Safety Overview

68
TRUST SCORE
B-
GRADE
1148.3M
STARS
1148.3M
DOWNLOADS

What diff-lcs Does

diff-lcs is a gems in the gems category. Diff::LCS computes the difference between two Enumerable sequences using the McIlroy-Hunt longest common subsequence (LCS) algorithm. It includes utilities to create a simple HTML diff output format and a standard diff-like tool. This is release 2.0, which has significant breaking changes (removal of deprecations and workarounds) and requires at least Ruby 3.2 or higher. See full details in the `. It is published by Austin Ziegler and has no specified license. With 1148.3M GitHub stars and 1148.3M downloads, it has a large and active community of users and contributors.

Who Should Use diff-lcs

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

Details

AuthorAustin Ziegler
Categorygems
LicenseNot specified
Typegems
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=diff-lcs

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

Frequently Asked Questions

What is diff-lcs used for?
diff-lcs is a gems tool. Diff::LCS computes the difference between two Enumerable sequences using the McIlroy-Hunt longest common subsequence (LCS) algorithm. It includes utilities to create a simple HTML diff output format a.
Is diff-lcs free?
License: Check project page. diff-lcs has 1148.3M GitHub stars.
Is diff-lcs safe?
diff-lcs has a Nerq Trust Score of 68/100 (B-). Use with caution.
What are alternatives to diff-lcs?
Top alternatives: . See full comparison.

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