Collection of three coordinated, core technology layers to make connected devices
Thread: IoT network protocol Google helped get started (and whose organizing group has many companies, not just Google)—creating a standard for mesh-based IoT connections
Weave: API layer for IoT with a micro-OS (here’s a bit more about the implications, from Verge)
Brillo: IoT-optimized variant of Android for embedding in devices (again, a bit more from Verge)