Shipyard is described as 'Composable Docker Management: Shipyard gives you the ability to manage Docker resources including containers, hosts and more'. There are four alternatives to Shipyard for Linux, Windows, Online / Web-based and Mac. The best alternative is Portainer, which is both free and Open Source. Other great apps like Shipyard are Rancher (Free, Open Source), Mesosphere DCOS (Freemium) and Vamp (Free, Open Source).
Rancher is an open source project that provides a complete platform for operating Docker in production. It provides infrastructure services such as multi-host networking, global and local load balancing, and volume snapshots.