Naruto-Arena

Anime/rpg game from the anime series Naruto. Choose your village and set forth on adventures.

Free to play indefinitely.

Neopets

Create your own pet, play games, join the Battledome to flaunt your skills to other players worldwide. Make sure you feed and nourish your pet.

Free, with option to pay for additional features.

Netrek

"Netrek is a multiplayer battle simulation game with a Star Trek theme. Up to 16 players are divided into two teams representing the Empires that fight for dominion over the galaxy."

Free to play indefinitely.

Netropolis

"Netropolis is an online multi-player strategy game where you match your wits as a corporate gangster/tycoon against other real people. Buy some land, set up a few businesses and watch the money roll in. Easy, right? Not in Netropolis."

Free to play indefinitely.

Nexuiz

3D deathmatch game available for download for Windows, Mac, and Linux.

Free to play indefinitely.

Nostale

What makes this RPG unique is that the monsters you fight can also be captured and kept as pets to train and fight alongside you.

Free to play indefinitely.

Nowhere Else and Beyond

An RPG known for its active and friendly players. Create your own items or your own personal island.

Free, with option to pay for additional features.