csnes9x is a small and quick snes9x front end for the command line console. It will search a specified directory for ROMs, allow you to chose one, and then it will load it up in snes9x with any command line options you wish to pass to it.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.
Especificación del archivo que se utiliza como snes9x ejecutable a través de una variable de entorno o la opción de línea de comandos, y bastantes correcciones y algunas características.
Specification of the file to use as the snes9x executable via an environment variable or command line option, and quite a few bugfixes and features.