Convert between DD, DM, and DMS with robust parsing and formatting.

CSV column mapper for the browser with optional UI, auto-mapping, transforms, validation, and robust parsing via PapaParse.

The Bikram Sambat library is a utility for working with Nepali (Bikram Sambat) Dates, allowing conversion between AD dates and BS dates. It supports robust parsing, formatting, manipulation, and comparison of BS dates, covering years from 1970 BS to 2111

Minimal CommonJS helper to call BigModel MCP webSearchPrime with per-call connection and robust parsing.

Fast robust predicates for computational geometry

CSS color - Resolve and convert CSS colors.

Robust RSS Atom and RDF feed parsing using sax js

A toolkit for working with HTTP headers in JavaScript

SDP parsing and serialization utilities

Headless calendar library by the makers of FullCalendar

An RFC 3986/3987 compliant, scheme extendable URI/IRI parsing/validating/resolving library for JavaScript.

A lightweight utility that makes it easy to generate structured objects from LLMs using the Vercel AI SDK models and Zod schemas — with robust parsing powered by BAML under the hood.

Library to work against complex domain names, subdomains and URIs.

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

Simple yet powerful framework for building command-line apps.

css color parsing, manupulation and conversion

Parser and generator for CSS color strings

SQL ConnectionString parser

The fast, flexible & elegant library for parsing and manipulating HTML and XML.

A point in polygon based on the paper Optimal Reliable Point-in-Polygon Test and Differential Coding Boolean Operations on Polygons