Official Sentry SDKs for JavaScript

MockServer is an HTTP(S) mock server and proxy for testing that lets you mock APIs, inspect and modify live traffic, and inject failures. It supports HTTP/1.1, HTTP/2, gRPC, WebSockets, TCP and more on a single port, with additional support for HTTP/3, message brokers, and AI/LLM APIs.

JavaScript client SDK to communicate with Centrifugo and Centrifuge-based server from browser, NodeJS and React Native. Supports WebSocket, HTTP-streaming over Fetch and Readable Stream API, EventSource, WebTransport.

SwellRT main project. Server, JavaScript and Java clients

Nakama JavaScript Client SDK

A simple JavaScript based client-side image compression algorithm

WebSocket RPC library for .NET with auto JavaScript client code generation, supporting ASP.NET Core

The official JavaScript client library for the Shortcut REST API.

🔥 JavaScript Client for ClusterWS - lightweight, fast and powerful framework for building scalable WebSocket applications in Node.js.

Unofficial EpicGames Launcher in javascript.

A Javascript client for RedisGraph

Python/JavaScript library for communicating over WebSocket

VTX Client / Server package.

MockServer javascript client for browsers, Node.js or any grunt build

Unofficial javascript client for Fortnite.

SIP Phone WebRTC for your browser

Node.js module and grunt plugin to start and stop MockServer and MockServer Proxy

Javascript Mastodon API for Web Browsers with streaming support

⚡️ Apisearch client for javascript applications!

A JavaScript wrapper for the Meteostat JSON API which provides free access to weather and climate data.