Multi-chain cryptocurrency SDK for TypeScript — unified API for Bitcoin, Ethereum, Litecoin, Dogecoin, Bitcoin Cash, Polygon, Arbitrum, and any EVM-compatible chain. Create wallets, query balances, send transactions, and manage tokens and NFTs across UTXO
Streaming, source-agnostic EventSource/Server-Sent Events parser
A polyfill for the internal diagnostics_channel module
The official TypeScript library for the Perplexity API
Storybook addons postinstall utilities
Input Output adapter for yeoman's generator/environment stack
entity tag module
Polyfill URL and URLSearchParams
OpenAI plugin for LiveKit Node Agents
ikas public node api client for store apps and private apps
Fast, portable image processing for Node agents.
Reduce custom identifiers with PostCSS.
Ponyfill for upcoming Element.scrollIntoView() APIs like scrollMode: if-needed, behavior: smooth and block: center
Like a JavaScript Set, but with a TTL on entries
Rotate an array by a given number of steps
File System Access API implementation backed by core filesystem primitives
Mark methods as deprecated and warn the user when they're called
An Event Manager
Utilities for DatoCMS REST API clients
REST client libraries and contracts for Azure DevOps web extension developers.
posix-specific core path module
youtube
Precondition checking utilities.
A cross-browser wrapper for the Web Audio API which aims to closely follow the standard.