Mitos.is - Eat cells or die trying!
Agar.io - The smash hit game! Control your cell and eat other players to grow larger! Play with millions of players around the world and try to become the biggest cell of all!
Floo.io - Take a beautiful journey in the sea and be the biggest fish of them all!
Slither.io - Slither.
Osmos - The full game includes 47 levels (plus "infinite" bonus content) across 8 distinct level...
Sinuous - A game with a single objective: avoid colliding with the red dots.