Perform async work synchronously in Node.js using `worker_threads` with first-class TypeScript support.
the mighty option parser used by yargs
Robustly get the length of a Typed Array
CLI tool to diagnose network connectivity to all required Postman domains
This is the CLI tool for [PrauxySSL](https://ssl.prauxy.app), which allows you to automatically renew LetsEncrypt certificates (including wildcards) on platforms that wouldn't normally work, like Google Domains.
Node.js CORS middleware
DataFire integration for DnsManagementClient
One stop solution for all BIMI Problems. This package includes fetching of bimi record, parsing the provided/fetched record, validation of BIMI record, generating a new BIMI record
Format numbers for human consumption.
The one-liner node.js proxy middleware for connect, express, next.js and more
Is this value a JS Set? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Offers a async require.resolve function. It's highly configurable.
A comprehensive library for mime-type mapping
A Jest transformer with source map support that lets you use Jest to test projects written in TypeScript
Is this value a JS WeakMap? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
JavaScript parser, mangler/compressor and beautifier toolkit for ES6+
Base conversion utilities for compact string encodings.
bare-mdns-discovery
Property based testing framework for JavaScript (like QuickCheck)
Determine if a value is an ES6 Symbol or not.
Fast, fault-tolerant, cross-platform, disk-based, data-agnostic, content-addressable cache.
Powerful Model Context Protocol (MCP) server providing 128+ developer tools for AI agents (Claude, Cursor, Windsurf, Zed).
Virtual file format for text processing
Hatch your next idea.