LXD - Daemon based on liblxc offering a REST API to manage containers
Apache Thrift - An interface definition language and communication protocol for creating cross-language services.
Crane - Crane is a docker image builder to approach light-weight ML users who want to expand a container image with custom apt/conda/pip packages without writing any Dockerfile.
Docker Hub - Docker Hub is a cloud-based registry service
CRI-O - Lightweight Container Runtime for Kubernetes
gRPC - Application and Data, Languages & Frameworks, Remote Procedure Call (RPC), and Service Discovery