Welcome to the official Opto 22 Developer site.

Node-RED

General information about Node-RED.

Node-RED for groov View

Node-RED nodes for communicating with groov View Data Store tags.

Node-RED for PAC Control

Node-RED nodes for communicating with groov EPIC and SNAP PAC industrial controllers.

groov View REST API

Access groov View Data Store tags over the groov View REST API

Code Samples and Videos

Tools to get started faster.

Raspberry Pi

Control Opto 22 input/output modules with a PiĀ®.

PAC Control REST API

Access PAC Control tags over the PAC Control REST API.

.NET Libraries

Use .NET with various Opto 22 protocols.

C++ for OptoMMP

Use C++ with the OptoMMP protocol.

News

Node-RED Nodes for groov View and PAC Control now support groov EPIC
May 23, 2018

New Workshop Videos: Node-RED for the IoT
Nov 14, 2017

Log groov data to Excel
Sep 28, 2017

Use Access and Excel to get data from groov
Sep 22, 2017

Subscribe and Publish with MQTT Nodes, groov & SNAP PAC
Sep 20, 2017

Create a Weather App with groov and Node-RED
Aug 29, 2017

Using SNAP PAC REST API with Excel Code Sample
Aug 25, 2017

Node-RED 0.17.4 released for GROOV-AR1
Aug 9, 2017

New Node-RED Example
Feb 23, 2017

Node-RED Examples
Feb 20, 2017