Games like Touhou Creator
Games like Touhou Creator include Vampire Survivors, Bit Blaster XL, Aimlabs, KovaaK's, and Enter the Gungeon. We matched them by the tags players give Touhou Creator on Steam (Bullet Hell, Game Development, Shooter, Text-Based, and Software): closest matches first, and among equally close ones the better-known games.
Vampire Survivors
Shared: Bullet Hell · 2D · Indie
Bit Blaster XL
Shared: Bullet Hell · Shooter · 2D
Aimlabs
Shared: Shooter · Software · Score Attack
KovaaK's
Shared: Shooter · Indie · Controller
Enter the Gungeon
Shared: Bullet Hell · Indie · 2D
LUFTRAUSERS
Shared: Bullet Hell · Indie · 2D
Planes, Bullets and Vodka
Shared: Bullet Hell · Shooter · 2D
Boneraiser Minions
Shared: Bullet Hell · 2D · Indie
Touhou Kinjoukyou ～ Fossilized Wonders.
Shared: Bullet Hell · Shooter · 2D
Exit the Gungeon
Shared: Bullet Hell · Indie · 2D
Nova Drift
Shared: Bullet Hell · Shooter · 2D
Death Must Die
Shared: Bullet Hell · 2D · Indie
Windowkill
Shared: Bullet Hell · Indie · 2D
Touhou Koumakyou: New Classic - the Embodiment of Scarlet Devil
Shared: Bullet Hell · 2D · Shooter
Soulstone Survivors
Shared: Bullet Hell · Score Attack · Controller
DELTARUNE
Shared: Bullet Hell · 2D · Singleplayer
Sky Force Reloaded
Shared: Bullet Hell · Shooter · Indie
Touhou Kaeizuka ～ Phantasmagoria of Flower View.
Shared: Shooter · Bullet Hell · 2D
DRAINUS
Shared: Shooter · Bullet Hell · 2D
Brotato
Shared: Bullet Hell · Singleplayer · Indie
Just Shapes & Beats
Shared: Bullet Hell · 2D · Indie
My Friend Pedro
Shared: Shooter · Indie · Singleplayer
Bloody Hell
Shared: Bullet Hell · Indie · Singleplayer