tmpmail : tmpmail is a command line utility written in POSIX sh that allows you to create a temporary email address and receive emails to the temporary email ad...
ADR Tools : A command-line tool for working with Architecture Decision Records (ADRs).
age : A simple, modern and secure encryption tool with small explicit keys, no config options, and UNIX-style composability.
how2 : stackoverflow from the terminal.
how2 finds the simplest way to do something in a unix shell. It's like man, but you can query it in natural language.
Grunt is a task-based command line build tool for JavaScript projects