Games like Knight Online
Games like Knight Online include Neverwinter, Where Winds Meet, Albion Online, Destiny 2, and Once Human. We matched them by the tags players give Knight Online on Steam (Free to Play, MMORPG, Massively Multiplayer, Action, and Open World): closest matches first, and among equally close ones the better-known games.

Neverwinter
Shared: Free to Play · MMORPG · Massively Multiplayer

Where Winds Meet
Shared: Free to Play · Open World · Multiplayer

Albion Online
Shared: Free to Play · MMORPG · Massively Multiplayer

Destiny 2
Shared: Free to Play · MMORPG · Open World

Once Human
Shared: Free to Play · Open World · Action

The Elder Scrolls Online - Standard Edition
Shared: MMORPG · Open World · RPG

Star Trek Online
Shared: Free to Play · Massively Multiplayer · MMORPG

Guild Wars 2®
Shared: MMORPG · Free to Play · Massively Multiplayer

Blue Protocol: Star Resonance
Shared: MMORPG · Free to Play · Action

Marvel Rivals
Shared: Free to Play · Multiplayer · Action

SMITE®
Shared: Free to Play · Action · Multiplayer

Trove
Shared: Free to Play · MMORPG · Open World

Rust
Shared: Open World · Multiplayer · PvP

FINAL FANTASY XIV Online
Shared: MMORPG · Massively Multiplayer · RPG

STALZONE
Shared: MMORPG · Free to Play · Open World

NARAKA: BLADEPOINT
Shared: Action · Multiplayer · PvP

Path of Exile
Shared: Free to Play · MMORPG · Multiplayer

Mount & Blade II: Bannerlord
Shared: Open World · Multiplayer · Action

Gloria Victis: Medieval MMORPG
Shared: MMORPG · Massively Multiplayer · Open World

Apex Legends™
Shared: Free to Play · Multiplayer · Action

Monster Hunter: World
Shared: Action · Open World · Multiplayer

PUBG: BATTLEGROUNDS
Shared: Multiplayer · PvP · Action

Last Oasis
Shared: Massively Multiplayer · Open World · Action

The Quinfall
Shared: Massively Multiplayer · MMORPG · Open World