Servers & automationFreeRaspberry Pi OS

Node-RED

Visual programming for IoT: drag and connect blocks to wire sensors, MQTT, APIs and dashboards without much code.

What you use it for

  • IoT automations and alerts
  • Dashboards for sensors
  • Gluing services together

Commands

Official install script
bash <(curl -sL https://github.com/node-red/linux-installers/releases/latest/download/update-nodejs-and-nodered-deb)
Start at boot
sudo systemctl enable --now nodered.service
Open the editorhttp://<pi-ip>:1880 ↗

Pro tips

  • Turn on the admin login in settings.js before exposing it on your network.
  • The dashboard nodes make quick phone-friendly control panels.