Games like Founder's Package DLC
Games like Founder's Package DLC include Neverwinter, Guild Wars 2®, Where Winds Meet, Warframe, and Last Oasis. We matched them by the tags players give Founder's Package DLC on Steam (Adventure, RPG, Massively Multiplayer, Indie, and Free to Play): closest matches first, and among equally close ones the better-known games.

Neverwinter
Shared: RPG · Adventure · Free to Play

Guild Wars 2®
Shared: Adventure · RPG · Free to Play

Where Winds Meet
Shared: Free to Play · Adventure · RPG

Warframe
Shared: Free to Play · RPG · Massively Multiplayer

Last Oasis
Shared: Massively Multiplayer · RPG · Adventure

Blue Protocol: Star Resonance
Shared: Adventure · RPG · Free to Play

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

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

Notes of Soul
Shared: Massively Multiplayer · Adventure · RPG

Marvel Rivals
Shared: Free to Play · Adventure · RPG

The Elder Scrolls Online - Standard Edition
Shared: RPG · Adventure · Massively Multiplayer

Idle Champions of the Forgotten Realms
Shared: Free to Play · Adventure · RPG

Project: Gorgon
Shared: RPG · Massively Multiplayer · Indie

Once Human
Shared: Free to Play · Adventure · RPG

Delta Force
Shared: Free to Play · Massively Multiplayer · Adventure

Wuthering Waves
Shared: Free to Play · RPG · Adventure

Path of Exile
Shared: Free to Play · RPG · Indie

Heroine's Quest: The Herald of Ragnarok
Shared: Adventure · RPG · Free to Play

Mortal Online
Shared: Massively Multiplayer · Free to Play · RPG

Pantheon: Rise of the Fallen
Shared: Adventure · RPG · Massively Multiplayer

Karos
Shared: RPG · Massively Multiplayer · Free to Play

Samsara Room
Shared: Adventure · Indie · Free to Play

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

Honkai Impact 3rd
Shared: RPG · Adventure · Free to Play