Games like de Blob
Games like de Blob include A Hat in Time, Pumpkin Jack, Yooka-Laylee, Kao the Kangaroo: Round 2 (2003 re-release), and Sonic Adventure 2. We matched them by the tags players give de Blob on Steam (Casual, Adventure, Action, Indie, and 3D Platformer): closest matches first, and among equally close ones the better-known games.

A Hat in Time
Shared: 3D Platformer · Adventure · Great Soundtrack

Pumpkin Jack
Shared: Adventure · Action · 3D Platformer

Yooka-Laylee
Shared: Adventure · 3D Platformer · Indie

Kao the Kangaroo: Round 2 (2003 re-release)
Shared: Adventure · Casual · Action

Sonic Adventure 2
Shared: Action · Great Soundtrack · 3D Platformer

Spyro™ Reignited Trilogy
Shared: Adventure · 3D Platformer · Action

Pikuniku
Shared: Adventure · Casual · Indie

Slime Rancher
Shared: Adventure · Singleplayer · Casual

Sonic Adventure DX
Shared: Adventure · 3D Platformer · Great Soundtrack

Ratchet & Clank: Rift Apart
Shared: Adventure · 3D Platformer · Action

Sonic Lost World
Shared: Adventure · 3D Platformer · Great Soundtrack

Crash Bandicoot™ N. Sane Trilogy
Shared: 3D Platformer · Adventure · Platformer

Ori and the Will of the Wisps
Shared: Action · Adventure · Great Soundtrack

Psychonauts
Shared: Adventure · Action · Platformer

Chained Together
Shared: Adventure · Casual · Platformer

SONIC X SHADOW GENERATIONS
Shared: Action · 3D Platformer · Great Soundtrack

SpongeBob SquarePants: Battle for Bikini Bottom - Rehydrated
Shared: Adventure · 3D Platformer · Action

Hollow Knight
Shared: Platformer · Great Soundtrack · Indie

Sonic Forces
Shared: Adventure · Great Soundtrack · Action

Woodle Tree Adventures
Shared: Adventure · Indie · Action

Donut County
Shared: Casual · Indie · Adventure

Pizza Tower
Shared: Great Soundtrack · Indie · Platformer

Sonic Frontiers
Shared: Adventure · Action · 3D Platformer

TY the Tasmanian Tiger
Shared: 3D Platformer · Action · Adventure