Node.js

Node.js is an open-source, cross-platform JavaScript runtime environment that executes JavaScript code outside a web browser. Built on Google Chrome's V8 JavaScript engine, it's designed for building fast, scalable network applications, leveraging an event-driven, non-blocking I/O model.

Key facts

First appeared: 2009
Category: technology
Problem solved: Node.js was created to address the inefficiencies of traditional blocking I/O server models, particularly their inability to handle a large number of concurrent connections with low latency. It aimed to provide a high-performance runtime for building scalable, real-time web applications using a single, familiar language: JavaScript.
Platforms: macOS, Unix-like systems, Windows, Linux

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Notable users

Uber
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