AWS IoT GreenGrass is an open-source edge runtime and cloud service for building, deploying, and managing device software. Build faster using pre-built or custom modular components, which you can easily add or remove to control your device software footprint. Deploy and manage device software and configuration remotely and at scale without firmware updates. Bring cloud processing and logic locally to edge devices and operate even with intermittent connection. Program your devices to transmit only high-value data, making it easy to deliver rich insights at a lower cost.