Here is the best place to read Fan Fiction.
Fanfiction.net
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Other Fan Fiction
Amethyst's Labyrinth - Labyrinth Fan-Fiction
LABYRINTH FANFICTION
LadyDelirium Labyrinth Fan Fiction
Estella's Labyrinth Page Unearthly Love
The King's Labyrinth
Labyrinth Fan Fic
Spidey's Brotherly Love (very very good)
Here are some RPG addresses that are still in action.
Into The Labyrinth
Return to the Labyrinth
Labyrinth the movie RPG