Best Internet of Things (IoT) software in 2026

Domoticz

domoticz.com

Open source

Home Automation System that lets you monitor and configure various devices like: Lights, Switches, various sensors/meters like Temperature, Rain, Wind, UV, Electra, Gas, Water and much more.

EMQX

emqx.io

Open source

Scalable MQTT broker. Connect 100M+ IoT devices in one single cluster, move and process real-time IoT data with 1M msg/s throughput at 1ms latency.

evcc

evcc.io

Open source

Extensible Electric Vehicle Charge Controller and home energy management system.

FHEM

fhem.de

Open source

Automate common tasks in the household like switching lamps and heating. It can also be used to log events like temperature or power consumption. You can control it via web or smartphone frontends, telnet or TCP/IP directly.

FlowForge

flowforge.com

Open source

Deploy Node-RED applications in a reliable, scalable and secure manner. The FlowForge platform provides DevOps capabilities for Node-RED development teams.

FMD Server

fmd-foss.org

Open source

A server to communicate with the FMD (Find My Device) Android app, to locate and control your devices.

Gladys

gladysassistant.com

Open source

Privacy-first home assistant.

Home Assistant

home-assistant.io

Open source

Home automation platform.

ioBroker

iobroker.net

Open source

Integration platform for the Internet of Things, focused on building automation, smart metering, ambient assisted living, process automation, visualization and data logging.

LHA

github.com

Open source

Light Home Automation application that is fully extensible using Blockly, HTML or Lua. It includes extensions such as ConBee, Philips Hue or Z-Wave JS.

Node RED

nodered.org

Open source

Browser-based flow editor that helps you wiring hardware devices, APIs and online services to create IoT solutions.

Onloc

onloc.app

Open source

Track and share your location in real time. Control and lock stolen or lost phones.

openHAB

openhab.org

Open source

Vendor and technology agnostic open source software for home automation.

OpenRemote

openremote.io

Open source

IoT Asset management, Flow Rules and WHEN-THEN rules, Data visualization, Edge Gateway.

SIP Irrigation Control

dan-in-ca.github.io

Open source

Open source software for sprinkler/irrigation control.

SOLECTRUS

solectrus.de

Open source

Photovoltaic dashboard that displays energy production and consumption with cost and savings calculations.

Tasmota

tasmota.com

Open source

Open source firmware for ESP devices. Total local control with quick setup and updates. Control using MQTT, Web UI, HTTP or serial. Automate using timers, rules or scripts. Integration with home automation solutions.

Thingsboard

thingsboard.io

Open source

Open-source IoT Platform - Device management, data collection, processing and visualization.

WebThings Gateway

webthings.io

Open source

WebThings is an open source implementation of the Web of Things, including the WebThings Gateway and the WebThings Framework.