The official TypeScript library for the Writer API
Email validation and SMTP verification for AI assistants. Validate emails directly inside Claude Desktop, Cursor, and Claude Code.
An RPC implementation between Web and NodeJS workers that works sync
A powerful Node.js mock server that automatically generates realistic API responses from your OpenAPI/Swagger documents
A SimConnect client library for Node.JS.
Javascript client library for the Duffel API
Developer-friendly & type-safe Typescript SDK specifically catered to leverage [Polar](https://polar.sh) API.
Execute a callback when a request closes, finishes, or errors
VWO Node SDK for server-side Testing
Framework for implementing a JSON-RPC 2.0 API
Match balanced character pairs, like "{" and "}"
libfvad compiled to WASM to run in browsers, Node, and NativeScript
A Node.JS client for the DNSimple API.
x402 Payment Protocol
Basic node for request network v2.
Philips Hue API Library for Node.js
Vite plugins for isolating server-only and client-only code
Snyk dependency graph library
Simple drop-in for express apps to spawn multiple processes
Get all git semver tags of your repository in reverse chronological order.
TypeScript MCP 1.x server for Canvas LMS — 116 tools across Canvas courses, assignments, grades, gradebook history, quizzes, New Quizzes (LTI), outcomes, discussions, admin workflows, and more.
Core package for server-side modules using Node.js
A javascript sdk for Mailgun built with webpack, babel & es6. This can be used in node or in the browser*.
WebRTC provider for Yjs