Start your containers on demand, shut them down automatically when there's no activity. Docker, Docker Swarm Mode and Kubernetes compatible.
AGPL-3.0 License
An free and open-source software to start workloads on demand and stop them after a period of inactivity.
Either because you don't want to overload your raspberry pi or because your QA environment gets used only once a week and wastes resources by keeping your workloads up and running, Sablier is a project that might interest you.