You can run reports from the Report Desinger using a command in the command line. You can manually run reports in this way, but you can also schedule and run multiple reports using scripting if you do not want to use the functionality in the Report Designer.
curl -L --output filename.extension "http://server_address:50000/Reports/ReportOutput.aspx?username=username&password=password&report=report_ID&format=format"