Who knows what disaster is about to strike Ponyville and its innocent citizens? Who strikes fear in the heart of evildoers who bring harm to the quaint quirky town? The Mysterious Mare-Do-Well knows...

When Pinkie Pie decides to remain the sole Mare-Do-Well, her choice ends up having both positive and negative repercussions for herself and for her town. An ongoing series about her challenges in keeping both her regular life as well as her hero alter ego.

UPDATE: After a two-year hiatus, I have returned with the next chapter. To not keep the readers waiting, I have divided it into small sections and posting them as I finish. Due to obvious reasons with so many things that have happened in the canon universe of FiM, this story is now under "Alternate Universe". Some pieces of the current canon will be included but others will be left out. Please bear with me, yes?

It was a construct built to last the ages, a great machine hoofcrafted by Celestia and her most skilled arcanists. Within its nigh-indestructible confines, the countless inhabitants of the Moon Engine system could live out their thousand-and-one-year duty, aiding Celestia in a task left unmanaged during Nightmare Moon's banishment.

And for a thousand years and eight months, all was as it should be.

...and then Trixie showed up.

Nopony anticipated quite how much damage a single pony could do. But then, nopony'd ever thought to consider somepony quite as... viral as Trixie.

Granny Smith has had a pretty remarkable life of adventure and excitement, but she settled down when she had a daughter. It wasn't long before she was blessed with another. So, how did she get to where she is now? How did Big Macintosh get so quiet? How did Applejack get so invested in the family business? What ever happened to their parents? Lots of questions, and lots of answers.

The Sequel to Number 12.
The Doctor and Twilight leap into the future, though it may be a far darker place than they envision. In the mean time somehow the Doctor keeps crashing around Ponyville, something to do with Fluttershy, but what?

Applejack finds a strange visitor in her apple orchard one day, with even stranger stories to tell...
MLP/L4D2 crossover. My first story on FiMfiction.net! May add more tags as story progresses.
Credit for the image goes to brokencreation on DeviantArt.

After another Family Appreciation Day everypony finds out that Dash never knew her mother and get curious about who she is. Eventually Dash starts to wonder too and with the help of her friends she tries to find her.

Caramel can't seem to do anything right. When he finds he has a crush on a certain purple unicorn, this proves doubly true.

Story now coming out Bi-weekly thanks to Sanctus, more soon!

Everyone's favorite musical pairing is back in another fanfic! Octavia and Vinyl are now room-mates, and are like any other couple...but how will they react when they discover there's another about to show up?

This is a sequel to Doctor Whooves and the Other Doctor read it at: http://www.fimfiction.net/story/7397/Doctor-Whooves-and-the-Other-Doctor

Two months after being visited by the humanoid Doctor, Dr Whooves had been both blessed and cursed with dreams of The Doctor. In his dreams he relives his past memories and the events that led to him giving up on who he was. The dreams come in random fragments and he tries to piece them together without losing his own identity.

The Doctor, the last surving Timelord of Gallopfrey, travels through time and space, along with his companions from Equestria.

The Missing Cutie Marks: The Doctor is in, making his debut in Equestria! He soon finds that not all is well, however, when ponies’ cutie marks mysteriously go missing… The "disease" is spreading, and the Doctor must find out what's causing it with the help of his new friend, Twilight Sparkle.