# API Reference and Libraries

The up-to-date API documentation is split up in two parts.

# REST API Documentation

Please see this page.

# MQTT API Documentation

Please see this page.

# Client Libraries

IoT Open provides clients for accessing the API in different languages as open-source projects.

# Golang

go-lynx on GitHub (opens new window).

# JavaScript

node-lynx on GitHub (opens new window) or NPMjs.org (opens new window)