Haskell Parsing

Open-source Haskell projects categorized as Parsing
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Top 23 Haskell Parsing Projects

Parsing

  1. megaparsec

    Industrial-strength monadic parser combinator library

    Project mention: Go is my hammer, and everything is a nail | news.ycombinator.com | 2024-08-12

  2. InfluxDB

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  3. parsec

    A monadic parser combinator library

    Project mention: Ask HN: What Are You Working On? (February 2025) | news.ycombinator.com | 2025-02-23

  4. attoparsec

    A fast Haskell library for parsing ByteStrings

  5. Earley

    Parsing all context-free grammars using Earley's algorithm in Haskell.

  6. trifecta

    Parser combinators with highlighting, slicing, layout, literate comments, Clang-style diagnostics and the kitchen sink

  7. regex-applicative

    Regex-based parsing with an applicative interface

  8. xeno

    Fast Haskell XML parser

  9. CodeRabbit

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  10. parsers

    Generic parser combinators (by ekmett)

  11. replace-megaparsec

    Stream editing with Haskell Megaparsec parsers

  12. parser-combinators

    Lightweight package providing commonly useful parser combinators

  13. cron

    Cron data structure and parser for Haskell (by MichaelXavier)

  14. fixhs

    FIX (co)parser in haskell

  15. scanner

    Fast non-backtracking incremental combinator parsing for bytestrings (by Yuras)

  16. weighted-regexp

    Regular Expression Matching in Haskell

  17. sexp-grammar

    Invertible parsing for S-expressions

  18. ruby-marshal

    Haskell library to parse a subset of Ruby objects serialised with Marshal.dump

  19. yoctoparsec

    A truly tiny monadic parsing library

  20. incremental-parser

    Haskell parsing combinator liibrary that can be fed the input and emit the parsed output incrementally

  21. parsec-free

  22. unparse-attoparsec

    An attoparsec roundtrip

  23. Montague

    A library for non-deterministically parsing natural language expressions into a structured form.

  24. hsemail

    Haskell Parsec parsers for the syntax defined in RFC2821 and 2822

  25. gcodehs

    GCode parser, pretty-printer and processing utils

  26. SaaSHub

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NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

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    coderabbit.ai | 25 Apr 2025
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Index

What are some of the best open-source Parsing projects in Haskell? This list will help you:

# Project Stars
1 megaparsec 941
2 parsec 867
3 attoparsec 524
4 Earley 368
5 trifecta 299
6 regex-applicative 130
7 xeno 123
8 parsers 87
9 replace-megaparsec 79
10 parser-combinators 54
11 cron 53
12 fixhs 51
13 scanner 46
14 weighted-regexp 35
15 sexp-grammar 34
16 ruby-marshal 33
17 yoctoparsec 28
18 incremental-parser 23
19 parsec-free 22
20 unparse-attoparsec 18
21 Montague 17
22 hsemail 15
23 gcodehs 14

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