Mailmeteor - Send hundreds of personalized emails with Gmail.
Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
Dynamically Personalized Emails by QGraph - Hyper-personalized emails for E-commerce
ioBroker - flexible and modular application for the IoT and Smarthome
Nova Inbox - Personalize emails in seconds, right from your inbox
openHAB - "empowering the smart home" - vendor and technology agnostic open source home automation