Skip to main content

Latest version popularity Build status Code coverage Discord

Cliffy is a simple and type-safe commandline framework for building complex commandline tools with deno.


The documentation is available on


  • ansi: Chainable ansi escape sequences.

  • command: Create complex and type-safe commandline tools with build-in input validation, auto generated help, shell completions and more.

  • flags: Parse command line arguments (used by the command module).

  • keycode: Parser ansi key codes.

  • keypress: Listen to keypress events with Promise, AsyncIterator and EventTarget APIs.

  • prompt: Create simple and powerful interactive prompts.

  • table: Create cli tables with border, padding, nested tables, etc…

  • testing: Helper functions for testing.


Any kind of contribution is welcome! Please take a look at the contributing guidelines.