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A simple GUI for basic tasks of package management using APT.

Interactively edit the current nftables ruleset.

A WordPress plugin providing a shortcode to embed a list of commits of a project.

A terminal-based screen presentation utility inspired by the WOPR user interface from the movie WarGames.

Transform Set of Strings to Common Prefix Notation

Run virt-install with templates to provision CentOS 7, 8 and Debian 10, 11

Collection of examples of scripting techniques for Bourne Shell (POSIX, dash, ksh, Bash and others) and Bourne Again Shell (Bash).

App to draw a yellow rectangle on an Android device.

Draw freehand color strokes on an X11 display. Useful for screen presentations.

Shell script that results in an error if any component of a given path has any bits of a given umask set. Can be used to check if a file or directory is accessible for user, group or everyone else.

Custom setup of iptables/ip6tables rulechain.