Games like Spaced Liberation
Games like Spaced Liberation include Vampire Survivors, BALL x PIT, Megabonk, Enter the Gungeon, and Nova Drift. We matched them by the tags players give Spaced Liberation on Steam (Action, Casual, Arcade, Shoot 'Em Up, and Bullet Hell): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Bullet Hell · Action Roguelike · Casual

BALL x PIT
Shared: Action · Arcade · Bullet Hell

Megabonk
Shared: Roguelike · Action · Bullet Hell

Enter the Gungeon
Shared: Bullet Hell · Roguelike · Action Roguelike

Nova Drift
Shared: Shoot 'Em Up · Arcade · Bullet Hell

Bit Blaster XL
Shared: Shoot 'Em Up · Bullet Hell · Arcade

Cyberhunt
Shared: Action · Casual · Indie

Planes, Bullets and Vodka
Shared: Action · Casual · Shoot 'Em Up

Nuclear Throne
Shared: Roguelike · Action · Bullet Hell

Crab Champions
Shared: Arcade · Roguelike · Action Roguelike

Halls of Torment
Shared: Bullet Hell · Action · Action Roguelike

20 Minutes Till Dawn
Shared: Bullet Hell · Shoot 'Em Up · Action Roguelike

LUFTRAUSERS
Shared: Action · Arcade · Bullet Hell

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

Death Must Die
Shared: Bullet Hell · Action · Action Roguelike

Noobs Want to Live
Shared: Action · Bullet Hell · Roguelike

Rocket Rats
Shared: Casual · Bullet Hell · Action

Star of Providence
Shared: Bullet Hell · Shoot 'Em Up · Action

Boneraiser Minions
Shared: Bullet Hell · Action Roguelike · Casual

Exit the Gungeon
Shared: Action · Arcade · Indie

Sky Force Reloaded
Shared: Arcade · Shoot 'Em Up · Bullet Hell

Slime 3K: Rise Against Despot
Shared: Bullet Hell · Roguelike · Action Roguelike

I Am Legion: Stand Survivors
Shared: Bullet Hell · Shoot 'Em Up · Action Roguelike

ZeroRanger
Shared: Shoot 'Em Up · Action · Bullet Hell