# Sentry JavaScript SDK Core [![npm version](https://img.shields.io/npm/v/@sentry/core.svg)](https://www.npmjs.com/package/@sentry/core) [![npm dm](https://img.shields.io/npm/dm/@sentry/core.svg)](https://www.npmjs.com/package/@sentry/core) [![npm dt](https://img.shields.io/npm/dt/@sentry/core.svg)](https://www.npmjs.com/package/@sentry/core) ## Links - [Official SDK Docs](https://docs.sentry.io/quickstart/) ## General This package contains interface definitions, base classes and utilities for building Sentry JavaScript SDKs, like `@sentry/node` or `@sentry/browser`. Please consider all classes and exported functions and interfaces `internal`.