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

Celeste
Shared: Precision Platformer · Difficult · 2D Platformer

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

VVVVVV
Shared: Precision Platformer · 2D Platformer · Pixel Graphics

Downwell
Shared: Precision Platformer · 2D Platformer · Arcade

SANABI
Shared: 2D Platformer · Pixel Graphics · Singleplayer

Geometry Dash
Shared: Difficult · Precision Platformer · Singleplayer

Jump King
Shared: Precision Platformer · Difficult · Pixel Graphics

Ambidextro
Shared: Precision Platformer · 2D Platformer · Pixel Graphics

Dungeon Escape
Shared: Precision Platformer · 2D Platformer · Difficult

Bzzzt
Shared: Precision Platformer · 2D Platformer · Difficult

Noita
Shared: Difficult · Physics · Pixel Graphics

UFO 50
Shared: Retro · Arcade · Pixel Graphics

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

Exit the Gungeon
Shared: Arcade · Difficult · 2D Platformer

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

Orbt XL
Shared: Difficult · Arcade · Score Attack

N++ (NPLUSPLUS)
Shared: Precision Platformer · 2D Platformer · Difficult

Alex Kidd in Miracle World DX
Shared: Precision Platformer · 2D Platformer · Difficult

Super Hexagon
Shared: Difficult · Arcade · Indie

Shovel Knight: Treasure Trove
Shared: Retro · Pixel Graphics · Difficult

The Messenger
Shared: Retro · Pixel Graphics · 2D Platformer

Vampire Survivors
Shared: Pixel Graphics · Arcade · Singleplayer

Absolute Drift
Shared: Racing · Difficult · Arcade

Drift86
Shared: Racing · Arcade · Singleplayer