Android Things!

openHAB is a Java-based open-source home automation platform that integrates and combines a vast range of different smart home systems and technologies into one single solution.On top of the unified abstraction layer all connected devices are available for the overarching automation rule engines and different user interfaces.

Formerly known as Google Cast, Home provides a control center to setup, manage and control Chromecast, and Google Home devices.

Domoticz is a home automation system that lets you monitor and configure various devices like lights, switches, various sensors/meters like temperature, rain, wind, UV, electricity, gas, water and much more. Notifications/alerts can be sent to any mobile device.

Open source data platform for the Internet of Things.

ioBroker is an integration platform for the Internet of Things, focused on Building Automation, Smart Metering, Ambient Assisted Living, Process Automation, Visualization and Data Logging. It aims to be a possible replacement or extension for software like f.e. fhem, OpenHAB or the thing system by the end of 2015. ioBroker is the successor of CCU.IO, a project quite popular in the german HomeMatic community.

While the home automation market continues to grow each year, current solutions only address customers who are building high-end custom homes or doing major reconstruction on an existing home. Homeowners need a more affordable way to automate their existing homes without the headaches and expense of major remodeling. And they want to be able to add new products over time as they are able to afford additional technology.

Jeedom is a complete home-automation software. With Jeedom, you can do many things, such as :- Manage the safety of goods and people,- Automate heating for better comfort and energy savings,- View and manage energy use to anticipate expenses and reduce use,- Communicate by voice, SMS, e-mail or mobile applications,- Manage all of the home’s automatic devices: shutters, gate, lights, etc...- Manage multimedia audio and video devices, and connected objects.- Runs on Raspberry PI and various alternative boards. »

Create a smart home using your smartphone. Offering security, peace of mind, savings, and limitless possibilities, SmartThings lets you monitor and control your home from the palm of your hand.

Xively brings meaning to the Internet of Things through cloud based services that simplify and accelerate the creation, deployment, scaling and management of compelling products and solutions. It is a visualization, collection, and data analysis service for Internet enabled objects.

Control your home's temperature from your iPhone, iPad, or iPod touch with the Nest Mobile app. Last-minute trip? Change the temperature from the ski slopes. Coming home early to a cold house? Turn up the heat on your way. The Nest Mobile app allows you to adjust your Nest Learning Thermostat from anywhere.

Domogik is a free (GPLv3) Home Automation solution.

Let Devices, Applications and even Humans simply post on Sen.se what's happening to them, what they are feeling.

HomeKit is a framework in iOS 8 for communicating with and controlling connected accessories in a user’s home. You can enable users to discover HomeKit accessories in their home and configure them, or you can create actions to control those devices. Users can group actions together and trigger them using Siri.