parse

antlr/antlr4

+6

ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

SwiftSoup

+8

SwiftSoup: Pure Swift HTML Parser, with best of DOM, CSS, and jquery (Supports Linux, iOS, Mac, tvOS, watchOS)

lark

+7

Lark is a parsing toolkit for Python, built with a focus on ergonomics, performance and modularity.

query-string

+4

Parse and stringify URL query strings

ljharb/qs

+2

A querystring parser and serializer with nesting support

html-agility-pack

+2

Html Agility Pack (HAP) is a free and open-source HTML parser written in C# to read/write DOM and supports plain XPATH or XSLT. It is a .NET code library that allows you to parse "out of the web" HTML files.

micromark

+2

small, safe, and great commonmark (optionally gfm, mdx) compliant markdown parser

slang

+1

SystemVerilog compiler and language services