Alternatives

Products that do what Type-level Regexp matching in TypeScript does

1. 1MJ
   Matches.js -- Powerful Pattern Matching for Javascript▲96

   2012 · github.com

2. 2XA
   Xeger – A semantic regex builder in JavaScript▲14

   2015 · github.com

3. 3TT
   TypeScript to GraphQL conversion tool with type inference▲90

   2018 · github.com

4. 4RC
   Regexp Crash Course▲16

   2020 · regexpcrashcourse.com

5. 5UF
   Using functions to construct Regex in Python▲105

   2017 · github.com

6. 6EJ
   Extended JavaScript Regular Expressions▲12

   2015 · github.com

7. 7RW
   Regexly – WYSIWYG Regex Playground for JavaScripters▲7

   2017 · regexly.chipto.io

8. 8JR
   JavaScript regex tester for macOS▲22

   2017 · regularity.co

9. 9EM
   Eslisp – Minimal JavaScript S-expression syntax and macro system▲51

   2015 · github.com

10. 10EP
    Efficient pattern matching for JavaScript▲5

    2017 · codemix.github.io

11. 11MS
    Motif – Scala-like pattern matching with Java 8▲51

    2015 · github.com

12. 12RE
    Regular Expressions in JavaScript – Interactive Course▲6

    2021 · slip.so

13. 13AM
    A minimal, native MacOS desktop app for checking regex matches▲39

    2018 · github.com

14. 14WH
    Wregex – How Regular Expression Engines Work▲19

    2017 · wstoop.co.za

15. 15ZT
    Zod – TypeScript-first validation library with static type inference▲5

    2020 · github.com

16. 16RR
    Regolith – Regex library that prevents ReDoS CVEs in TypeScript▲27

    I wanted a safer alternative to RegExp for TypeScript that uses a linear-time engine, so I built Regolith. Why: Many CVEs happen because TypeScript libraries are vulnerable to Regular Expression Denial of Service attacks. I learned about this problem while doing undergraduate research and found that languages like Rust have built-in protection but languages like JavaScript, TypeScript, and Python do not. This library attempts to mitigate these vulnerabilities for TypeScript and JavaScript. How: Regolith uses Rust's Regex library under the hood to prevent ReDoS attacks. The Rust Regex library…

    2025 · github.com

17. 17AO
    An opinionated approach to have type safety in native JavaScript▲19

    2015 · rafelsberger.at

18. 18XE
    Xtypejs – Efficient data-validating pseudo types for JavaScript▲10

    2015 · github.com

19. 19AG
    Automatically generate fast validation functions for TypeScript types▲5

    2020 · github.com

20. 20TK
    type-kanren – type-level microKanren in TypeScript▲5

    2025 · github.com

21. 21PP
    Powerful Python Pattern Matching Library▲13

    2021 · github.com

22. 22OR
    Online Regex Tester for PHP, PCRE, Python, Golang and JavaScript▲21

    2018 · regex101.com

23. 23HI
    HackerSearch.io – GitHub search that supports RegExp▲9

    2015 · hackersearch.io

24. 24TC
    TQL – Codegen-free and typesafe GraphQL operations in TypeScript▲11

    2020 · github.com

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