Princess Celestia, who is feeling a little lonely, asks Princess Cadance for a little help in finding a special somepony.

Along the way, Princess Celestia rediscovers herself.

An entry in the Weedverse.

This story is a sequel to Trixie Lulamoon and the Horrendous Hypothesis

Enter the Dragon is an in between story and is recommended reading.

Princess Twilight Sparkle has a school for gifted foals. Some of them are fantastic. One of them had a Horrendous Hypothesis. All of them will be learning Princess Twilight Sparkle's curriculum for friendship.

An entry in the Weedverse.

Wut?

Family portrait

The stupid goes flying right out of Sumac's head.

Majestic!

Twilight Sparkle discovers that she broke the rules of time and space, sending her niece back in time to save said niece from a horrible future. Now, Twilight Sparkle has to figure out what is going on, but the sudden appearance of her niece from the future causes no end of trouble, causing everything in the present that Twilight Sparkle knows and loves to fly apart.

Twilight Sparkle is hoping that she can put everything back together.

Fan art. May contain spoilers.

Riptide, a glider sea pony, is tasked to to travel to the mainland and find Princess Celestia on behalf of the sea ponies, who fear their possible extinction. Once on land, he'll have to travel the tiny land of Equestria, make his way to Canterlot, (just a few hours from the coast, or so he's been told) and deal with the local wildlife, terrifying pony gobbling monsters like possums and hedgehogs. (Which Riptide imagines to be some kind of porcine-plant based horror.)

Selected because Celestia sent a message requesting a pony that needs to make friends, Riptide suffers from crippling social anxiety disorder. He carries with him the hope of the sea ponies.

Rainbow Dash receives a love letter from a secret admirer, and isn’t quite sure how to take it. What kind of pony sends stuff like this? Why can’t they just tell her to her face?
Thunderlane, meanwhile, isn’t sure starting this game was the smartest of ideas.

The (extremely short) original version of the story, which became the first chapter of this one, was written for The Writeoff Association's January 2015 contest, "All In"

This is a commissioned work for Cucharrador.

Princess Celestia and Princess Luna decide to check and see if they are truly blameless in the eyes of their subjects. To do this, they decide to play a game from long ago... The Sisterhooves Anti-social.

This story is a sequel to The Chase

Reading The Chase is quite helpful in understanding what is going on in the background and is recommended...

Born a lunar pegasus, a strange foal seems to be changing into a unicorn shortly after birth. Called in to to investigate the magical curiousity, Princess Luna is asked to take the foal into her custody. After first mistaking the foal for a lunar alicorn, but then learning the truth, Luna agrees to take the foal into her care.

Luna learns the hard way that foal care is not her forte and the immortal alicorn is quickly laid low by the newborn foal.

This story is a sequel to The Chase

As Hearth's Warming approaches in the city of Ponyville, heated love threatens to melt away the snow.

Inside of Bon Bon's candy shop, a proposal takes place.

Reading The Chase is helpful, but not required. This is a stand alone spin off.

Inspired by the heroics of the mysterious mare known as the Stable Dweller, Silver Storm, a guard of the town of Marefort, decides to go on a daring mission to rescue her captured brother. Of course things rarely go as planned and her attempts at heroism drags her into a tangled web of plots and conspiracies as warring factions vie for control over the last great city: Dise.

Spanish Version translated by Spaniard-Kiwi: https://www.deviantart.com/spaniard-kiwi/art/Fallout-Ecuestria-Heroes-996263393

This story is a sequel to Friday Night Twilight

A cartoon pony named Twilight Sparkle visits me every other Friday night. We talk more than we used to, but she still makes me watch that show of hers. Isn’t anything ever going to change?

Chinese Translation by ComradeSpark

Note: that Romance tag doesn't equate to mushy stuff, and it's not the reason for the Teen rating. This is much closer to Everyone than Mature.
Cover art generously provided once again by statoose
Big, heartfelt thanks to Skeeter The Lurker for helping me deal with reader reactions, and to Craine for proofreading the new final chapter.