aid: regular-expressions
name: Regular Expressions
description: A sequence of characters that define a search pattern, commonly used for string matching, validation, and text manipulation across programming languages and data processing pipelines. Regular expressions are supported natively in virtually every programming language and are foundational to text processing, log analysis, data validation, and search tooling.
type: Index
url: https://raw.githubusercontent.com/api-evangelist/regular-expressions/refs/heads/main/apis.yml
tags:
  - Pattern Matching
  - Programming
  - String Manipulation
  - Text Processing
  - Validation
  - Search
  - Parsing
created: '2025-01-01'
modified: '2026-05-02'
specificationVersion: '0.19'
apis: []
common:
  - type: DomainSecurity
    url: security/regular-expressions-domain-security.yml
  - type: Website
    url: https://www.regular-expressions.info/
    name: Regular-Expressions.info
  - type: Website
    url: https://regex101.com/
    name: Regex101 - Online Regex Tester and Debugger
  - type: Documentation
    url: https://docs.python.org/3/library/re.html
    name: Python re Module Documentation
  - type: Documentation
    url: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Regular_expressions
    name: MDN JavaScript Regular Expressions Guide
  - type: Documentation
    url: https://www.pcre.org/
    name: PCRE - Perl Compatible Regular Expressions
  - type: GitHubOrg
    url: https://github.com/nicowillis/awesome-regex
    name: Awesome Regex - Curated Regex Resources
  - type: Documentation
    url: https://regexlib.com/
    name: Regular Expression Library - Community Pattern Repository
  - type: Documentation
    url: https://en.wikipedia.org/wiki/Regular_expression
    name: Regular Expression - Wikipedia
  - type: JSONSchema
    url: https://raw.githubusercontent.com/api-evangelist/regular-expressions/refs/heads/main/json-schema/regular-expressions-pattern-schema.json
    name: Regular Expression Pattern JSON Schema
  - type: JSONStructure
    url: https://raw.githubusercontent.com/api-evangelist/regular-expressions/refs/heads/main/json-structure/regular-expressions-pattern-structure.json
    name: Regular Expression Pattern JSON Structure
  - type: JSONLD
    url: https://raw.githubusercontent.com/api-evangelist/regular-expressions/refs/heads/main/json-ld/regular-expressions-context.jsonld
    name: Regular Expressions JSON-LD Context
  - type: Vocabulary
    url: https://raw.githubusercontent.com/api-evangelist/regular-expressions/refs/heads/main/vocabulary/regular-expressions-vocabulary.yml
    name: Regular Expressions Vocabulary
  - type: Examples
    url: https://raw.githubusercontent.com/api-evangelist/regular-expressions/refs/heads/main/examples/regular-expressions-email-pattern-example.json
    name: Email Pattern Example
maintainers:
  - FN: Kin Lane
    email: kin@apievangelist.com