Core package for the Coach.
A self-evolving coaching layer for Claude Code.
The coach gives you advice on building a better web page
Local-first Codex usage coach and plugin
Aria Smart CLI — the world's first harness-powered terminal companion
Is this specifier a node.js core module?
Babel compiler core.
Standard library
Local-first menstrual cycle coach MCP for AI agents — orchestrates Apple Health Cycle, Garmin women's health, and Fitbit female health into phase-aware nutrition and recovery context.
core-js compat
[](https://www.npmjs.com/package/@smithy/core) [](https://www.npmjs.com/package/@smithy/core)
tldts core primitives (internal module)
Core functions & classes shared by multiple AWS SDK clients.
The `util.is*` functions introduced in Node v0.12.
Positioning library for floating elements: tooltips, popovers, dropdowns, and more
A high-level API to automate web browsers
Standard library
regexpu’s core functionality (i.e. `rewritePattern(pattern, flag)`), capable of translating ES6 Unicode regular expressions to ES5.
Accessibility engine for automated Web UI testing
OpenTelemetry Core provides constants and utilities shared by all OpenTelemetry SDK packages.
The core of the humanfs library.
Super-fast alternative for babel
Error parser to parse an error instance into a collection of frames
Base implementation for all Sentry JavaScript SDKs