Deepgram - Search engine for speech
Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
Jasper - Jasper is an open source platform for developing always-on, voice-controlled applications.
ioBroker - flexible and modular application for the IoT and Smarthome
Sensory - Sensory provides accurate, low-cost embedded voice and biometric AI. Sensory’s technologies have shipped in over a billion units of consumer products.
openHAB - "empowering the smart home" - vendor and technology agnostic open source home automation