Games like Dogworld
Games like Dogworld include Hollow Knight, Hollow Knight: Silksong, SANABI, Celeste, and Katana ZERO. We matched them by the tags players give Dogworld on Steam (2D Platformer, Action, Adventure, Platformer, and Indie): closest matches first, and among equally close ones the better-known games.

Hollow Knight
Shared: Platformer · 2D · Indie

Hollow Knight: Silksong
Shared: Indie · 2D · Platformer

SANABI
Shared: Action · 2D Platformer · Adventure

Celeste
Shared: 2D Platformer · Indie · Platformer

Katana ZERO
Shared: Action · 2D Platformer · Platformer

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

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

Pizza Tower
Shared: 2D Platformer · Indie · Great Soundtrack

Super Meat Boy
Shared: Platformer · 2D Platformer · Indie

Nine Sols
Shared: Action · Platformer · 2D

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

Skul: The Hero Slayer
Shared: Action · Indie · 2D

VVVVVV
Shared: 2D Platformer · Platformer · Indie

Rogue Legacy 2
Shared: Action · Platformer · Indie

Axiom Verge
Shared: Indie · Platformer · Action

F.I.S.T.: Forged In Shadow Torch
Shared: Action · Platformer · 2D Platformer

The Messenger
Shared: Platformer · Action · 2D

Gravity Circuit
Shared: Action · Platformer · Indie

GRIS
Shared: Indie · Adventure · Platformer

Zombotron
Shared: Action · Adventure · 2D

Geometry Dash
Shared: 2D · Platformer · Great Soundtrack

Out There Somewhere
Shared: Platformer · Adventure · Indie

MO:Astray
Shared: Action · Adventure · Indie

Mark of the Ninja
Shared: Platformer · Action · Indie