css color parsing, manupulation and conversion

Light-weight option parsing with an argv hash. No optstrings attached.

Parser and generator for CSS color strings

SQL ConnectionString parser

Internationalized number formatting and parsing utilities

An arbitrary length integer library for Javascript

`@jest/pattern` is a helper library for the jest library that implements the logic for parsing and matching patterns.

option parsing and help generation

Date formatting and parsing

A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations

Replacement for abandoned library URI.js (uri-js)

otpauth:// URI parsing and generation for otplib

Parse partial JSON generated by LLM

JavaScript parser and stringifier for YAML

Better TOML parsing and stringifying all in that familiar JSON interface.

HTTP Accept-* headers parsing

JavaScript parser written in OCaml. Produces ESTree AST

Parse and serialize Gettext PO files.

Modern byte, encoding, converter registry, and PEM utilities for TypeScript projects.

Minifies PostgreSQL scripts.