bundle and require a file

Composable expression objects for Amazon DynamoDB

Node.js utilities and TypeScript definitions for `package.json` and `tsconfig.json`

Automated stream rotation useful for log files

Lightning fast normal and incremental md5 for javascript

Zones for JavaScript

SDK for building AI agents with Claude Code's capabilities. Programmatically interact with Claude to build autonomous agents that can understand codebases, edit files, and execute workflows.

diff with unified diff format handling

Apache Arrow columnar in-memory format

LAME MP3 encoder for Node.js

Fixes stack traces for files with source maps

Token-Oriented Object Notation (TOON) – Compact, human-readable, schema-aware encoding of JSON for LLM prompts

TypeScript types for the Sketch File Format

Multipart and Tar utilities for the Web Streams API

A light weight native JavaScript implementation of GeoIP API from MaxMind

JavaScript parser, mangler/compressor and beautifier toolkit

Featureful configuration management library for Node.js (nested structure, schema validation, etc.)

js library for Microsoft Outlook Item files (.msg)

binary-info is a WebAssembly(WASM) module to extract very specific information from binary files.

Binary plugins to supercharge @cdxgen/cdxgen npm package