flynn-cli is the command-line client for the controller. It provides access to many functions related to deploying and managing applications.

Pre-built binaries are available for Mac OS X, Linux, and Windows. Once installed, these binaries will automatically update themselves when new releases are available.

To install the latest release on OS X or Linux, run this command in a terminal:

L=/usr/local/bin/flynn && curl -sSL -A "`uname -sp`" https://dl.flynn.io/cli | zcat >$L && chmod +x $L

To install the latest release on Windows, run this command in PowerShell:

(New-Object Net.WebClient).DownloadString('https://dl.flynn.io/cli.ps1') | iex

The basic usage is:

flynn [-a app] <command> [options] [arguments]

For a list of commands and usage instructions, run flynn help.

flynn-cli is a fork of Heroku's hk.