Write shell scripts JavaScript.

React for interactive command-line apps.

Terminal string styling done right.

Interactive command-line prompt.

Create, maintain, find and use small modules and components across repositories.

Portable Unix shell commands.

Curses-like library.

Command-line parser that automatically generates an elegant user-interface.

Elegant terminal spinner.

CLI framework complete with parser, automatic documentation, testing, and plugins.

Set environment variables cross-platform.

CLI app helper.

Flexible ascii progress bar.

Sexy ASCII fonts for the console.

Create boxes in the terminal.

Shell autocompletion helper.

Simple config handling for your app or module.

Beautiful color gradients in terminal output.

Log by overwriting the previous output in the terminal. Useful for rendering progress bars, animations, etc.

Draw on the terminal with unicode braille characters.

Display images in the terminal.

Colored symbols for various log levels.

Create clickable links in the terminal.

Unicode symbols with Windows CMD fallbacks.

Helps you understand how your tool is being used by anonymously reporting usage metrics to Google Analytics.

Pretty unicode tables.

Terminal task list.

ANSI escape codes for manipulating the terminal.

Get the visual width of a string - the number of columns required to display it.

Generate sparklines ▁▂▃▅▂▇.

Framework for interactive CLIs.

Easier stdin.

Multiple, simultaneous, individually controllable CLI spinners.

Parse yes/no like values.

ASCII bar chart in the terminal.

Reliably get the terminal window size.

Toggle the CLI cursor.

Block users from running your app with root permissions.

Truncate a string to a specific width in the terminal.

Columnated unicode and ansi-safe text lists.