Open-source command-line software

3 open-source libraries, tools and applications tagged command-line, ranked by how closely command-line is their primary purpose, then by adoption and maintenance health. Each entry links to a page with sources, use cases and when to choose or avoid it.

3 products, primary matches first, then adoption-weighted; health v2 shown.

Product	Health v2	Stars	Maturity
oldratlee/useful-scripts A collection of handy shell and Java utility scripts that automate common developer tasks, such as finding CPU-hungry Java threads and dupl…	59	7520	active
HalFrgrd/flyline Flyline is a Bash plugin written in Rust that replaces readline to provide a modern command-line editing experience. It adds syntax highlig…	83	1349	active
rcaloras/bash-preexec A single-file shell library that brings Zsh-style preexec and precmd hook functions to Bash 3.1+. It lets scripts and tools run code just b…	82	1062	stable