Ventz

Super SMALL (5MB) - Secure ISC BIND (Authoritative, Recursive, Slave, RPZ)

Small DNS server that looks up queries in HTTPS via Google's DNS API. Adptable for other backends.

Super Small (12.2MB) full OpenVPN Docker container

Latest Ubiquity UniFi Controller in a Docker container - simple and well documented!

CIFv3 Ubuntu 16.04 Docker Container (Bearded Avenger) - http://csirtgadgets.org/bearded-avenger

Super Small (107MB) fully configured Varnish Cache Docker container - highly customized

Automated Docker Plex Media Server (without port forward for registration/setup).

Alpine HAProxy for ARMHF (PI, PI2, etc) - 127MB Image

[OFFICIAL] Alpine Image for ARMHF (PI, PI2, etc) - 5MB Image