On any server, the logs can start to add up and take considerable amount of disk space. Systemd conveniently stores these in /var/log/journal and has a systemctl command to help clear them. Take this example: $ du -hs /var/log/journal/ 4.1G /var/log/journal/ 4.1GB worth of journal files, with the oldest dating back over 2 months. $ …
Log every executed command to syslog (a.k.a. Snoopy Logger).
Portainer is an open-source lightweight management UI which allows you to easily manage your Docker host or Swarm cluster
A command line tool to view namespaces and cgroups, useful for low-level container prodding.
upd89 is a system update management for debian based systems. It consists of two components: the control center and agents.
A terminal based search engine for bash commands
http-prompt - HTTPie + prompt_toolkit = an interactive command-line HTTP client featuring autocomplete and syntax highlighting
It's a very simple bash script that solves an annoying problem for me. If I want to diff 2 certificate files, I can't just run the diff tool
netdata - Real-time performance monitoring, done right!