eisy | openADR is packed with power and flexibility specifically designed as a plug and play VEN for any configuration. With massive off-the-shelf device support, you can use it as a full Smart Home/Smart Building energy management system, develop your own plugins and seamlessly have your devices respond to OpenADR signals, use our feature rich REST APIs to get notified of OpenADR signals and events, or even use a simple dry contact closure. The possibilities are limitless!