the mighty option parser used by yargs

Node.js body parsing middleware

A GEDCOM-X Date Parser, fully compliant with the official specification

Convert JSON to CSV

A natural language date parser in Javascript

A JavaScript time formatter and parser inspired by strftime and strptime.

Selector parser with built in methods for working with selector strings.

Range header field string parser

An ESLint custom parser which leverages TypeScript ESTree

m3u8 parser

Validate XML, Parse XML, Build XML without C/C++ based libraries

An AST parser for ICU MessageFormat strings

Streaming, source-agnostic EventSource/Server-Sent Events parser

An inline style parser.

Detect Browser, Engine, OS, CPU, and Device type/model from User-Agent & Client Hints data. Supports browser & node.js environment

Hand-written ICU MessageFormat parser with compatible output as [`intl-messageformat-parser`](https://www.npmjs.com/package/intl-messageformat-parser) but 6 - 10 times as fast.

Algorithms to help you parse CSS from an array of tokens.

Change log parser for node.

A stupidly simple date parser - part of the DumbWare suite

A pure JS HTTP parser for node.