You're a dimensional traveler, able to open portals to other universes and dimensions.

Take up the Identity of a victim of the shrinking virus, an epidemic to the world

You shrink around Amy Rose, so what now? You decide!

Tails create a mini ship to study his friend from the inside (PLZ ADD)

A human mage decided to go inside of our favorites ponies!

A branching interactive story with the gals and pals of RWBY focused on size themes. Get shrunken down and explore the world of Remnant (and its inhabitants) at a much smaller scale!

A mysterious lady has the ability to shrink even whole buildings, that's what she does the unfortunate residents of one city apartment block.

A small boy, one of many, trying to live as best he can under the giantesses of the world. (copied from writing.com)

Angering a powerful witch, an adventurer ends up shrunk to lilliputian size! Where would they go from here?

For the longest time, you've been teased by your classmate Bea. She somehow found out about your fetishes and uses that information to torment you. You can't explain it, but somehow you begin enjoying being tormented. One day, after purchasing shrinking pills off a shady website, you decide to live out your fantasies.

A little short story that I made some time back.Originally posted on Giantessworld. Cruelty ahead along with some graphic depictions of death. If that ain't yer cup of tea then I advise you RUN AWAY NOW! If it is though then I hope you enjoy it.

From the mind that commissioned "Miscommunication" comes another tale full of love, loss, and tiny people being coated in cum. Oliver is in a race against time to save his girlfriend, while a pair of Humans abduct and kill thousands of Punies (near-microscopic people) for fun and profit.

A story in the Harry Potter world involving insertion and unaware giantesses.

You are a guest at your best friend Rachel’s slumber party when you suddenly shrink. How long can you survive?

A series of vignettes about micro-sized humans and the fantasy races that abuse them.

Sammy, born into a world of tiny men and giant women, is a hopeless pervert.

You wake up in the world of Equestria Girls as a tiny person.

A "Giantess/Endo" story centered around the Princess of Friendship (PLEASE ADD)

On where all kind of portals are involved and you go nuts with it.

A hunter encounters the giant Lady of the Trees.