WhatWG/W3C compliant EventSource client for Node.js and browsers
Fast, fault-tolerant, cross-platform, disk-based, data-agnostic, content-addressable cache.
Find and parse the tsconfig.json file from a directory path
The official TypeScript library for the OpenAI API
Performance timer based on performance.mark() and measure()
Node.js Buffer API, for the browser
DOM shim for Lit Server Side Rendering (SSR)
PNG image decoder and encoder written entirely in JavaScript
[](https://www.npmjs.com/package/@smithy/core) [](https://www.npmjs.com/package/@smithy/core)
A simple common HTTP client specifically for Google APIs and services.
Useful utilities for working with Uint8Array (and Buffer)
Utility module to print pretty messages on SIGINFO/SIGUSR1
Simple RFC 6838 media type parser and formatter
Check the engines and platform fields in package.json
Check which JavaScript environment your code is running in at runtime: browser, Node.js, Bun, etc
The BDD engine, IoC container and lifecycle primitives that power Orquestra.
Small footprint URL parser that works seamlessly across Node.js and browser environments
Encode/decode base64 data into ArrayBuffers
A library for efficiently walking a directory recursively
Text Decoder
Convert a dash/dot/underscore/space separated string to camelCase or PascalCase: `foo-bar` → `fooBar`
Standard JavaScript effects using @effectful/core (abstract interface)
LimitedMode plugin for @atlaskit/editor-core
The ultimate javascript content-type utility.