Games like Bananarun
Games like Bananarun include Celeste, Super Meat Boy, VVVVVV, SANABI, and Leap Year. We matched them by the tags players give Bananarun on Steam (Precision Platformer, RTS, 2D Platformer, Platformer, and Puzzle): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Precision Platformer · Platformer · 2D Platformer

Super Meat Boy
Shared: Precision Platformer · Platformer · 2D Platformer

VVVVVV
Shared: Precision Platformer · Platformer · 2D Platformer

SANABI
Shared: 2D Platformer · Pixel Graphics · Action

Leap Year
Shared: Precision Platformer · 2D Platformer · Puzzle

Downwell
Shared: Precision Platformer · Platformer · Pixel Graphics

Webbed
Shared: 2D Platformer · Pixel Graphics · Platformer

Planet of Lana
Shared: 2D Platformer · Puzzle · Action

Katana ZERO
Shared: Pixel Graphics · Platformer · 2D Platformer

Öoo
Shared: 2D Platformer · Puzzle · Platformer

Out There Somewhere
Shared: Platformer · Puzzle · Pixel Graphics

LIMBO
Shared: Platformer · Puzzle · Puzzle Platformer

Portal 2
Shared: Platformer · Puzzle · Puzzle Platformer

Braid
Shared: 2D Platformer · Puzzle · Platformer

FEZ
Shared: Platformer · Puzzle · Pixel Graphics

ANIMAL WELL
Shared: Puzzle · Platformer · Pixel Graphics

ElecHead
Shared: Platformer · Puzzle · Pixel Graphics

Moonleap
Shared: Platformer · Puzzle · Pixel Graphics

Pizza Tower
Shared: 2D Platformer · Platformer · Pixel Graphics

I wanna be the Creator
Shared: Platformer · Precision Platformer · Puzzle

Jump King
Shared: Precision Platformer · Platformer · Pixel Graphics

Gunpoint
Shared: Puzzle · Pixel Graphics · Strategy

Ambidextro
Shared: Precision Platformer · 2D Platformer · Platformer

The End Is Nigh
Shared: Precision Platformer · Platformer · Pixel Graphics