Get all font families and its family members

font_families.m

NSFontManager *fm = [NSFontManager sharedFontManager];
NSArray *fontFamilies = [fm availableFontFamilies];
int i;
for (i = 0; i < [fontFamilies count]; i++){
    NSArray *familyMembers;
    familyMembers = [fm availableMembersOfFontFamily:
                        [fontFamilies objectAtIndex: i]];
    int j = 0;
    for (j = 0; j < [familyMembers count]; j++) {
        NSLog(@"%@", [familyMembers objectAtIndex: j]);
    }
}