Games like Kitty's Venture
Games like Kitty's Venture include Stray, Hollow Knight, Nyan Cat: Lost In Space, Hollow Knight: Silksong, and Celeste. We matched them by the tags players give Kitty's Venture on Steam (Adventure, Cats, Side Scroller, 2D, and Cute): closest matches first, and among equally close ones the better-known games.

Stray
Shared: Adventure · Cats · Singleplayer

Hollow Knight
Shared: 2D · Adventure · Singleplayer

Nyan Cat: Lost In Space
Shared: Cats · Adventure · Memes

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

Celeste
Shared: Indie · 2D · Adventure

Cat Goes Fishing
Shared: Cats · 2D · Cute

SANABI
Shared: Adventure · 2D · Singleplayer

Cat Quest
Shared: Adventure · Cats · Cute

Gato Roboto
Shared: Adventure · Cats · Indie

The Purring Quest
Shared: Cats · Cute · Adventure

Slime Rancher
Shared: Adventure · Cute · Singleplayer

BEEP
Shared: Adventure · 2D · Indie

LIMBO
Shared: Adventure · Indie · 2D

Geometry Dash
Shared: 2D · Singleplayer · Difficult

Pikuniku
Shared: Adventure · Indie · Cute

Toki Tori
Shared: Cute · Indie · Singleplayer

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

Klonoa Phantasy Reverie Series
Shared: Adventure · Side Scroller · Cute

Ori and the Will of the Wisps
Shared: Adventure · Singleplayer · Cute

Slime Rancher 2
Shared: Cute · Singleplayer · Adventure

Monster Boy and the Cursed Kingdom
Shared: Adventure · 2D · Side Scroller

Florence
Shared: Adventure · Indie · Cute

Yoku's Island Express
Shared: Adventure · Singleplayer · Family Friendly

Montaro
Shared: Cute · Memes · Indie