Home automation
Home Assistant integration, MQTT-driven flows
// official site: nodered.org ↗
DEVOPS · PRO TIER
Node-REDpro
Node-RED is a flow-based programming tool for wiring devices, APIs, and services together — drag-and-drop nodes representing HTTP requests, MQTT messages, database queries, transformations. Originally built by IBM for IoT, now the de-facto standard for visual automation in Home Assistant and prosumer IoT.
// What it is
A closer look.
Node-RED is a flow-based programming tool for wiring devices, APIs, and services together — drag-and-drop nodes representing HTTP requests, MQTT messages, database queries, transformations. Originally built by IBM for IoT, now the de-facto standard for visual automation in Home Assistant and prosumer IoT.
If your automation needs are too complex for IFTTT but you don't want to write code, Node-RED is the answer.
// Use cases
What it's for.
Concrete scenarios where teams pick Node-RED over the SaaS alternative.
IoT prototyping
wire sensors to cloud APIs visually
API mashups
combine multiple APIs without writing glue code
Workflow automation
internal automations across services
Hardware control
Raspberry Pi GPIO, serial, USB interfaces
// Who it's for
Built for these teams.
If your team profile matches one of these, Node-RED is a strong fit out of the box.
Home automation enthusiasts
building flows for Home Assistant
IoT prototypers
experimenting with sensor networks
Hobbyists
building API mashups and personal automations
Educators
teaching programming concepts visually
Citizen developers
in larger orgs automating ops tasks
// Differentiators
Why teams pick Node-RED.
When evaluating self-hosted options for this category, here are the dimensions on which Node-RED consistently lands above the alternatives.
- ✓Apache 2.0 — fully open
- ✓Massive node library — 3000+ community nodes for any service
- ✓Mature — running in production since 2013
- ✓Active community — strong Home Assistant ecosystem adoption
- ✓Embeddable — JS-based, runs on Raspberry Pi to enterprise hardware
- ✓Function nodes — drop into JavaScript when visual hits its limit
// Integrations
Connects to.
The stack you'll plug Node-RED into — services, protocols, and adjacent apps in the BluixApps catalog.
◇
Protocols
HTTP, MQTT, WebSocket, TCP, UDP, Serial, modbus
◈
Home automation
Home Assistant, OpenHAB, Hubitat, Zigbee2MQTT
◆
Cloud services
Google, AWS, Azure, IBM Cloud nodes
▣
Databases
MySQL, Postgres, MongoDB, Redis, InfluxDB
▦
Messaging
Slack, Discord, Telegram, email
▩
Hardware
Raspberry Pi GPIO, Arduino, ESP32
▼
API platforms
Twilio, Stripe, Shopify, custom REST
// Adoption & deployment
Notable users & community
- 20k+ GitHub stars
- Standard tool in Home Assistant ecosystem
- Backed by OpenJS Foundation (originally IBM project)
- Strong community on r/nodered, Discord, forum
- Featured in countless homelab + IoT tutorials
What we ship
- Docker compose: Node-RED + persistent data volume
- Pinned
nodered/node-red:4.0(release-tagged) - HTTPS via Let's Encrypt
- Admin auth + flow editor protected
- Persistent volume at
/data - Auto-detection of Mosquitto on same VPS for MQTT pairing
- Backup hook covers
/data(flows + credentials + node settings)
// Tips & operations
Run it properly.
Operational guidance from running this in production — what to lock down, what surprises people.
// PERFORMANCE
Persist /data
flows + credentials live here; mount volume from day one
// SECURITY
Use Git versioning
built-in Git integration for flow version control
// OPERATIONS
Credential encryption key
set early; can't be migrated without it
// RELIABILITY
Mind function node sandbox
JS execution security varies by version
// DEPLOYMENT
Backup flows.json
your automation logic; backup regularly
// SCALING
Connection pooling
DB nodes can leak connections; review under load
256
// min ram (MB)
2
// min disk (GB)
1880
// access port
http
// protocol
pro
// bluixapps tier
// Alternatives in DevOps
Compare with
Project resources
Official sitenodered.org ↗