Thunderbird - Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!
Docker - Docker is an open platform that enables developers and system administrators to create distributed applications.
Microsoft Outlook - Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.
Amazon ECS - Amazon EC2 Container Service is a highly scalable, high-performance container management service that supports Docker containers.
eM Client - eM Client is a fully-featured email client for Windows and macOS with a clean and easy-to-use interface. eM Client also offers features for calendars, tasks, contacts, notes, and chat.
Marathon - Marathon is a production-grade container orchestration platform for Mesosphere.