# ziishaned/learn-regex

Learn regex the easy way

Repository: https://github.com/ziishaned/learn-regex
Canonical: https://ross.abutalabs.com/products/learn-regex
Homepage: https://gum.co/learn-regex
License: MIT
License Family: permissive
Topics: regex, regular-expression, learn-regex
Last push: 2025-08-25T23:17:54+00:00

## Health v2 (maintenance only)
Score: 49/100 (v2, computed 2026-09-03T02:20:16.233290+00:00)
- activity 38, release rhythm 35, longevity 100
- inputs: {"age_days": 3329, "days_push": 373, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: no_releases
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 46084, forks 6133 (observed 2026-08-28T04:12:09.734057+00:00)

## What it is
A popular open-source tutorial that teaches regular expressions step by step, from basic matchers to lookarounds, with examples and translations into many languages. It is available as a GitHub README and a downloadable PDF.

## Use cases
- learn regular expressions from scratch
- understand regex lookarounds and capturing groups
- regex tutorial with examples
- quick reference for regex syntax
- validate form input patterns with regex
- multilingual regex learning guide

## When to choose
- you are new to regular expressions and want a beginner-friendly guide
- you need a concise reference for regex meta characters and anchors
- you prefer learning materials in your native language

## When to avoid
- you need an interactive regex testing tool
- you want engine-specific regex documentation for a particular language
- you need advanced regex theory or automata formalism

## Facets
- artifact type: learning-resource
- maturity: active
- function: parser, documentation
- domain: tutorials, education, developer-tools
- platform: cross-platform
- tags: regex, regular-expressions, tutorial, cheatsheet, multilingual

## Member repositories
- ziishaned/learn-regex (main) score 49

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:12:09.734057+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-29T16:21:37.394038+00:00, confidence not recorded.
  - readme: https://github.com/ziishaned/learn-regex (fetched 2026-08-28T04:12:09.734057+00:00, sha 6f06f17e0326)
  - homepage: https://gum.co/learn-regex (fetched 2026-08-29T07:45:13.003829+00:00, sha 3b532001cea6)
- Data as of 2026-08-30T08:39:29.467469+00:00.