Games like Shiny
Games like Shiny include Defy Gravity Extended, Katana ZERO, My Friend Pedro, Axiom Verge, and Hollow Knight. We matched them by the tags players give Shiny on Steam (Action, Indie, Space, Platformer, and Sci-fi): closest matches first, and among equally close ones the better-known games.

Defy Gravity Extended
Shared: Indie · Platformer · Space

Katana ZERO
Shared: Action · Platformer · Indie

My Friend Pedro
Shared: Action · Indie · Platformer

Axiom Verge
Shared: Indie · Action · Platformer

Hollow Knight
Shared: Platformer · Indie · Great Soundtrack

Shovel Knight: Treasure Trove
Shared: Platformer · Indie · Action

Trailmakers
Shared: Action · Space · Family Friendly

Awesomenauts
Shared: Action · Platformer · Indie

Out There Somewhere
Shared: Indie · Platformer · Action

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

Valfaris
Shared: Action · Indie · Platformer

Skul: The Hero Slayer
Shared: Action · Indie · Platformer

ICEY
Shared: Action · Indie · Side Scroller

Intrusion 2
Shared: Action · Indie · Platformer

MO:Astray
Shared: Action · Indie · Platformer

Azure Striker Gunvolt
Shared: Action · Indie · Platformer

Deadlight
Shared: Action · Indie · Platformer

Deliver Us The Moon
Shared: Indie · Action · Space

EVERSPACE™
Shared: Action · Space · Indie

Broforce
Shared: Action · Platformer · Indie

Pizza Tower
Shared: Indie · Great Soundtrack · Platformer

Geometry Dash
Shared: Great Soundtrack · Platformer · Indie

Risk of Rain (2013)
Shared: Indie · Action · Platformer

Zombotron
Shared: Action · Indie · Sci-fi