Detect JavaScript runtime at runtime — Browser, Node.js, Bun, Deno, Electron, Workers, Cloudflare, Vercel Edge, and more. Zero dependencies, TypeScript included.
Check which JavaScript environment your code is running in at runtime: browser, Node.js, Bun, etc
Runtime agnostic JS utils
A core runtime for building GraphQL-driven applications.
Runtime for Regenerator-compiled generator and async functions.
Cloudflare plugin for Vite
Global HTTP/HTTPS proxy configurable using environment variables.
Next.js Runtime Environment Configuration - Populates your environment at runtime rather than build time.
A ponyfill (doesn't overwrite the native methods) to use Edge Runtime APIs in any environment.
Underlying library of executing Postman Collections
babel's modular runtime helpers with core-js@3 polyfilling
converts the content to stream
A set of helpers for running edge-compliant code in Node.js environment
Uses export conditions to return environment information in a way that works with major bundlers and runtimes.
Run Next.js seamlessly on Netlify
A Jest integration to run assertions in Edge Runtime context.
Invoke scoped data storage for AWS Lambda Node.js Runtime Environment
OpenTelemetry instrumentation for AWS Lambda function invocations
An alias package for `crypto.randomBytes` in Node.js and/or browsers
Deploy AWS Lambda functions from command line using a json or yaml config file.
[](https://www.npmjs.com/package/@aws-sdk/signature-v4-multi-region) [](https:/
Rozenite runtime for React Native DevTools.
The **[Google Vertex provider](https://ai-sdk.dev/providers/ai-sdk-providers/google-vertex)** for the [AI SDK](https://ai-sdk.dev/docs) contains language model support for the [Google Vertex AI](https://cloud.google.com/vertex-ai) APIs.
A base TSConfig for working with Vue.js