# flyctl > Command-line tool for flyctl.io. > More information: . - Sign into a Fly account: `flyctl auth login` - Launch an application from a specific Dockerfile (the default path is the current working directory): `flyctl launch --dockerfile {{path/to/dockerfile}}` - Open the current deployed application in the default web browser: `flyctl open` - Deploy the Fly applications from a specific Dockerfile: `flyctl deploy --dockerfile {{path/to/dockerfile}}` - Open the Fly Web UI for the current application in a web browser: `flyctl dashboard` - List all applications in the logged-in Fly account: `flyctl apps list` - View the status of a specific running application: `flyctl status --app {{app_name}}` - Show version information: `flyctl version`