Management System

bitnami.com — Deploy prepared apps on IaaS. Management of 1 AWS micro instance free
Esper — MDM and MAM for Android Devices with DevOps. One hundred devices free with one user license and 25 MB Application Storage.
jamf.com — Device management for iPads, iPhones, and Macs, three devices free
Miradore — Device Management service. Stay up-to-date with your device fleet and secure unlimited devices for free. The free plan offers basic features.
moss.sh - Help developers deploy and manage their web apps and servers. Free up to 25 git deployments per month
runcloud.io - Server management focusing mainly on PHP projects. Free for up to 1 server.
ploi.io - Server management tool to easily manage and deploy your servers & sites. Free for one server.