Github or sourceforge or your own homepage it doesn't matter, that depends on where you want to go with it.
If you plan on just releasing it in to the world ('fire and forget') then your own homepage would be good enough, if you plan on long term collaboration with people using your code then sf or gh ?
As for advertising, please post it here, probably reddit and /. are also teeming with people that would have an interest in this.
If you plan on just releasing it in to the world ('fire and forget') then your own homepage would be good enough, if you plan on long term collaboration with people using your code then sf or gh ?
As for advertising, please post it here, probably reddit and /. are also teeming with people that would have an interest in this.