Usage:

bin/rails COMMAND [options]

You must specify a command. The most common commands are:

generate     Generate new code (short-cut alias: "g")
console      Start the Rails console (short-cut alias: "c")
server       Start the Rails server (short-cut alias: "s")
test         Run tests except system tests (short-cut alias: "t")
test:system  Run system tests
dbconsole    Start a console for the database specified in config/database.yml
             (short-cut alias: "db")

<% unless engine? -%>

plugin new   Create a new Rails railtie or engine

<% end -%>

All commands can be run with -h (or –help) for more information.