Twilight and her five friends are transported during a botched spell, across dimensions to... Ponyville, Equestria? But not the same one that they knew. Sitting on a bench is Harpsy and Babar. The Doctoress avoids apples from an aspiring Applebuck. And in a library across town, six stallions join their forces as they try to decipher the appearance of filly look-alikes of themselves around Ponyville!

Applejack is working hard one day on a stubborn apple tree. After giving up and moving onto another task, she decides to take a break and drink some cider.
A LOT of cider.

Another completely shameless fetish fuel story. Warning: Contains body inflation.
Inspired by art and stuff posted on Inflatechan.

A botched viewing spell has sent Twilight Sparkle to Earth and into the care of Kyle West. Having been turned into a human, the local species, Twilight Sparkle relies on her host to help her as she finds a way back to Equestria. And, in the meantime, she decides to learn about humans and the world they live in; the good, the bad, the beautiful and the ugly.

Now With TV Tropes Page!

After Link played the wrong notes on his Ocarina when he wanted to teleport himself to the water temple, he is brought to Equestria instead. Now Celestia is stuck with a bipedal creature who can raise the sun and moon and change the weather by playing in his ocarina and has the worst pet ever: Navi.

This story is a sequel to Gotta Dash 'em All

After much anticipation, Twilight has finally succeeded in designing a teleporter capable of sending ponies to the Unova region. Unfortunately, a trio of mischievous fillies decide that this may be the perfect opportunity to get their Pokémon trainer cutie marks.
When the mane six discover that the trio has used the machine, they follow them to the Unova region for a rescue mission. Can they find the Crusaders before it's too late to save them from themselves? Stick around to find out.

As Rainbow Dash attempts to break new barriers of speed, she finds herself transported to a mysterious world, inhabited by creatures with unbelievable powers. While her friends in Equestria search for a way to return her home, she is forced to search for her own way home with the aid of her new friends, a trio of humans named Ash, Cilan, and Iris.