Games like Spaceport Hope
Games like Spaceport Hope include Hollow Knight, Axiom Verge, Out There Somewhere, Gato Roboto, and Hollow Knight: Silksong. We matched them by the tags players give Spaceport Hope on Steam (Indie, Action, Adventure, Platformer, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

Hollow Knight
Shared: Platformer · Metroidvania · Indie

Axiom Verge
Shared: Indie · Metroidvania · Platformer

Out There Somewhere
Shared: Indie · Platformer · Pixel Graphics

Gato Roboto
Shared: Indie · Action · Adventure

Hollow Knight: Silksong
Shared: Indie · Metroidvania · Platformer

Skul: The Hero Slayer
Shared: Indie · Action · Pixel Graphics

Shovel Knight: Treasure Trove
Shared: Platformer · Indie · Pixel Graphics

Broforce
Shared: Action · Pixel Graphics · Indie

Dust: An Elysian Tail
Shared: Action · Indie · Platformer

SANABI
Shared: Action · Pixel Graphics · Adventure

Dead Cells
Shared: Adventure · Metroidvania · Pixel Graphics

The Messenger
Shared: Platformer · Pixel Graphics · Metroidvania

Ori and the Will of the Wisps
Shared: Platformer · Action · Metroidvania

Bloodstained: Curse of the Moon
Shared: Action · Pixel Graphics · Platformer

Blasphemous
Shared: Metroidvania · Pixel Graphics · Indie

Dungeon Munchies
Shared: Indie · Action · Adventure

Lost Ruins
Shared: Action · Pixel Graphics · Metroidvania

CARRION
Shared: Action · Pixel Graphics · Indie

Environmental Station Alpha
Shared: Indie · Adventure · Pixel Graphics

Rogue Legacy 2
Shared: Action · Indie · Platformer

Owlboy
Shared: Indie · Adventure · Pixel Graphics

Nine Sols
Shared: Metroidvania · Action · Platformer

ANIMAL WELL
Shared: Metroidvania · Pixel Graphics · Platformer

Iconoclasts
Shared: Indie · Action · Pixel Graphics