Agar.io
Freemium
Agario is a fun addicting MMO game in which player have to eat or be eaten while you strive to dominate the World of colorful cells.
Mitos.is
Freemium
Mitos.is is a game. A one cell game with Guild Wars and Competitive Mode, Friends list with messenger, invites, guild chatroom and more.
Agar.io Clone
Open Source
Agar.io Clone is a clone of the agar.io game that uses a quadtree for collision testing and canvas layering.
Compare Osmos with alternatives
Compare Agar.io Clone and Osmos and decide which is most suitable for you.