Multiplayer platform games for PC/Windows with 2-player online support

Vagante

Players: 4 local, 4 online

DDraceNetwork

Players: 0 local, 64 online

The Greatest Penguin Heist of All Time

Players: 0 local, 8 online

Simple Fish Adventure

Players: 0 local, 4 online

Bread & Fred

Players: 2 local, 2 online

Draw The Way

Players: 0 local, 2 online

Super Bunny Man

Players: 4 local, 4 online

Bloody Trapland

Players: 4 local, 4 online

Biped

Players: 2 local, 2 online

Awesomenauts

Players: 3 local, 3 online

Bang-On Balls: Chronicles

Players: 2 local, 4 online

ibb & obb

Players: 2 local, 2 online

Muffin Knight

Players: 0 local, 2 online

Spelunky

Players: 4 local, 4 online

Bloodstained: Ritual of the Night

Players: 2 local, 2 online

Runbow

Players: 4 local, 9 online

Sonic the Hedgehog 4: Episode II

Players: 2 local, 2 online

Outland

Players: 0 local, 2 online

Bob Was Hungry

Players: 0 local, 8 online

Spelunky 2

Players: 4 local, 4 online

To The Top

Players: 0 local, 8 online

Ms. Splosion Man

Players: 4 local, 4 online

Skeleton Crew

Players: 4 local, 4 online

Bloody Trapland 2: Curiosity

Players: 4 local, 4 online

Caveblazers Together

Players: 0 local, 4 online