Software · head to head
Node-RED vs ESPHome
Node-RED
Software
Flow-based programming tool for IoT and home automation
- From
- Free
- Rated
- -
The short version
- Each has a real cost: Node-RED the Node-RED editor ships unsecured: anyone who can reach its IP address can open the editor and deploy changes until adminAuth is configured; ESPHome eSPHome runs only on supported microcontrollers; the project recommends ESP32, ESP32-S3, ESP32-C3 and ESP32-C6 and advises against ESP8266 for new projects
- They diverge on capability: Node-RED covers Visual Editor, ESPHome covers YAML Configuration.
Where they differ
Only the attributes on which Node-RED and ESPHome actually diverge.
Identical on both: starting price (Free), pricing model (open-source), free tier (Yes), user rating (Not yet rated), category (Unknown).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Node-RED
- Visual Editor
- Flow-Based Programming
- Extensible
- HTTP Integration
- REST API
- WebSocket
- Database
- Social services
Only in ESPHome
- YAML Configuration
- OTA Updates
- Home Assistant Native
- Custom Components
- Home Assistant
- API
- Native integration
- ESP8266 support
Both cover
- MQTT
- Docker support
What people use each for
The jobs each tool is most often brought in to do.
Node-RED
- Wiring together devices, APIs and online services with a visual flow editornot ESPHome
- Building home and industrial automation logic on a local servernot ESPHome
- Prototyping MQTT and HTTP integrations without writing full applicationsnot ESPHome
ESPHome
- Building custom smart home sensors and switches on ESP32 hardwarenot Node-RED
- Replacing vendor cloud firmware on ESP based devices with locally controlled firmwarenot Node-RED
- Integrating DIY devices into Home Assistant over a native API or MQTTnot Node-RED
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Node-RED
- The Node-RED editor ships unsecured: anyone who can reach its IP address can open the editor and deploy changes until adminAuth is configured
- HTTPS is off by default and must be enabled through the https setting
- HTTP endpoints and dashboards exposed by flows are unauthenticated unless httpNodeAuth is configured separately
- All three security layers are optional additions the administrator must implement by editing the settings file
ESPHome
- ESPHome runs only on supported microcontrollers; the project recommends ESP32, ESP32-S3, ESP32-C3 and ESP32-C6 and advises against ESP8266 for new projects
- Support for ESP32-H2, RP2040 and other newer chips is documented as less mature
- Large displays and some sensors do not work well on ESP8266 because of its limited RAM, which is roughly a fifth of an ESP32
Pricing, plan by plan
Node-RED
Free- Community EditionFree
- Visual editor
- Extensible
- REST API
ESPHome
Free- CommunityFree
- Full firmware
- Home Assistant integration
- Custom sensors
Which should you pick?
Choose Node-RED if
- You need visual editor.
- You want to start without paying.
- You work on Node.js, Docker, Cloud, Edge devices.
- You also want flow-based programming.
Choose ESPHome if
- You need yaml configuration.
- You want to start without paying.
- You work on ESP8266, ESP32, Docker, Raspberry Pi.
- You also want ota updates.
Questions people ask
- Is Node-RED or ESPHome better?
- Neither clearly leads. Node-RED starts at Free and ESPHome at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Node-RED or ESPHome?
- Node-RED starts at Free and ESPHome at Free.
- Does Node-RED or ESPHome run on more platforms?
- Node-RED runs on Node.js, Docker, Cloud, Edge devices. ESPHome runs on ESP8266, ESP32, Docker, Raspberry Pi.
- Can I use Node-RED for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is Node-RED best used for?
- Node-RED is most often used for wiring together devices, apis and online services with a visual flow editor, building home and industrial automation logic on a local server, prototyping mqtt and http integrations without writing full applications. Of those, wiring together devices, apis and online services with a visual flow editor and building home and industrial automation logic on a local server are not what ESPHome is typically brought in for.
- What can Node-RED do that ESPHome cannot?
- Node-RED covers Visual Editor, Flow-Based Programming, Extensible, HTTP Integration. ESPHome covers YAML Configuration, OTA Updates, Home Assistant Native, Custom Components. Both handle MQTT, Docker support.