Be aware any application you distribute must be signed now, or gatekeeper will not allow it to run. This means you must pay the $100 yearly apple developer fee,

Be aware any application you distribute must be signed now, or gatekeeper will not allow it to run. This means you must pay the $100 yearly apple developer fee, apple wants to make sure you're not economically disadvantaged. There are no exceptions even for students or open source. Only a licensed nonprofit may be able to waive it.