Welcome to the official Opto 22 Developer site.

Node-RED

General information about Node-RED.

Node-RED for groov

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

Node-RED for SNAP PAC

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

groov REST API

Access groov Data Store tags over the groov REST API

Code Samples and Videos

Tools to get started faster.

Raspberry Pi

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

SNAP PAC REST API

Access PAC Control tags over the SNAP PAC REST API.

.NET Libraries

Use .NET with various Opto 22 protocols.

C++ for OptoMMP

Use C++ with the OptoMMP protocol.

News

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

groov Data Store REST API Released
Feb 15, 2017