These are the adult versions of the main 6 or 7, in this alternate universe 25 years have past after the events of season 7, all the ponies have reached adulthood and have families, jobs all that good stuff.
 
 
P. Twilight Sparkle: Is a Librarian, (in her own castle) Opening it as free library for all who seek knowledge. Of course some parts of the castle are off-limits
 
Rarity: Has made her own Fashion Business, she is pretty happy with it. Although most of the time she is exhausting herself from lots and lots of orders, but being with her family does bring her spirit up and she continus to work hard as allways
 
Pinkie Pie: When Mr. and Mrs. Cake retired Pinkie took over the Bakery. With lots of joy she keeps on making all sorts of cakes, sugars, etc. Sometimes she will ask her family for a bit of help when she feels overwhelmed. Everybody loves that Pinkie keeps the Bakery opened
 
Applejack: She’s been doing mostly the same as before, She, Big Mack and Apple Bloom are taking care of Sweet Apple Acres with the difference of having more “Apples’’ to help them out. With all the money they’ve made, they ware abel to update the farm
 
Rainbow Dash: After Spitfire had been promoted to a Major, Rainbow Dash build her rank to Captain of the Wonderbolts. One of her cadets is actually her own child. She takes great pride in her team of newcomers, all of the cadets have big respect for her and try to do their very best to impress
 
Fluttershy: Has started working as Pet sitter, she also provides House-sitting in combination, if the owner of the animal is gone for a long time
 
Starlight Glimmer: Became Twilight’s Library assistant, she sorts items, delivers incoming letters, inspects for damaged equipment and materials, keeps availability of reserve items, etc.
 
 
Over all that’s my headcanons of the MLP characters, other characters will probably come soon if you guys are interested in them. But I need some time to think of the story, hope you like