Docker - Docker is an open platform that enables developers and system administrators to create distributed applications.
Mu4e - Starting with version 0.9.8, mu provides an emacs-based e-mail client which uses mu as its back-end: mu4e.
Amazon ECS - Amazon EC2 Container Service is a highly scalable, high-performance container management service that supports Docker containers.
Mutt - Mutt is a small but very powerful text-based mail client for Unix operating systems.
Marathon - Marathon is a production-grade container orchestration platform for Mesosphere.
Mailspring - Mailspring is a mail client for Mac, Windows and Linux.