A simple way to chain events and control program flow asynchronously.

A micro-library of stream components for building custom JSON and JSONC processing pipelines with a minimal memory footprint — parse, filter, and transform JSON far larger than available memory with a SAX-inspired token API, on Node.js or Web Streams.

Chain functions, generators, Node streams, and Web streams into a pipeline with backpressure support.

HANDLE CONFIGURATION ONCE AND FOR ALL

Deterministic synthetic sample-passport and EPCIS-shaped event-chain generator for the OpenDPP Digital Product Passport API — category-valid ESPR sample data for every category the public contract recognises (ESM, Node >=26).

An implementation of WHATWG EventTarget interface.

Fire events the same way the user does

A utility for managing a prototype chain

Ethereum Provider for WalletConnect Protocol

create a pipeline of streams using Minipass

Contract abstraction meta-class for ethers.

LI.FI SDK for Any-to-Any Cross-Chain-Swap

TypeScript definitions for stream-chain

Run single test, or event chain of async/sync tests and retry each if needed

A minimal event emitter.

TanStack Event Bus is a lightweight event bus for TanStack Devtools.

API for combining call site modifiers

Simple event emitter

Type-safe implementation of EventEmitter for browser and Node.js

A simple asynchronous tool