A web terminal based on websocket https://github.com/paradoxxxzero/butterfly
Letsencrypt certbot that I do use for my domains
Command line tool and library for transferring data with URLs. https://curl.haxx.se
Your own IP address lookup service (same as https://ifconfig.co). https://github.com/mpolden/ipd
openssh server with jailed user. I do use it as jump point and ssh proxy
Socat is a command line based utility that establishes two bidirectional byte streams and transfers data between them. http://www.dest-unreach.org/socat/doc/socat.html
Terminal client for slack: https://github.com/evanyeung/terminal-slack