Games like Sockman
Games like Sockman include Hollow Knight, Hollow Knight: Silksong, Skul: The Hero Slayer, Nine Sols, and Rogue Legacy 2. We matched them by the tags players give Sockman on Steam (Action, Indie, Platformer, Difficult, and Adventure): closest matches first, and among equally close ones the better-known games.

Hollow Knight
Shared: Platformer · Difficult · Indie

Hollow Knight: Silksong
Shared: Indie · Difficult · Platformer

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

Nine Sols
Shared: Difficult · Action · Platformer

Rogue Legacy 2
Shared: Action · Platformer · Indie

Celeste
Shared: Difficult · Indie · Platformer

Jump King
Shared: Indie · Difficult · Platformer

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

Angry Video Game Nerd Adventures
Shared: Indie · Action · Platformer

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

Cuphead
Shared: Difficult · Platformer · Indie

SANABI
Shared: Action · Adventure · Indie

Angvik
Shared: Indie · Action · Platformer

Minimalism
Shared: Indie · Action · Difficult

BEEP
Shared: Indie · Platformer · Adventure

Spelunky
Shared: Platformer · Indie · Difficult

Rain World
Shared: Difficult · Indie · Platformer

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

The End Is Nigh
Shared: Indie · Platformer · Difficult

Volgarr the Viking
Shared: Action · Platformer · Indie

Pogostuck: Rage With Your Friends
Shared: Difficult · Platformer · Action

Katana ZERO
Shared: Action · Platformer · Indie

Risk of Rain (2013)
Shared: Indie · Action · Platformer

Super Meat Boy
Shared: Platformer · Indie · Difficult