Before there were graphical user interfaces, command-line interfaces were used to issue commands to a computer. Programs that handle the user interface are called command language interpreters, often known as a shell. A CLI may give a user more control over the computer and programs they wish to execute.
n³ The unorthodox terminal file manager
GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems or through your browser.
blingful character graphics/TUI library. definitely not curses.
📺🗿 Terminal graphics for the 21st century.
🔍 A simple, fast fuzzy finder for the terminal
A Linux version of the ProcDump Sysinternals tool
smenu started as a lightweight and flexible terminal menu generator, but quickly evolved into a powerful and versatile CLI selection tool for interactive or scripting use.
A serial device I/O tool
💾 The shell-like, command line terminal file manager
a realtime plotting utility for terminal/console with data input from stdin
📐 Pushing the boundaries of simplicity
It's like cat, but for images.