🔥 Steam Integration for Unreal Engine (SteamCore PRO)

SteamCore PRO is a comprehensive Steamworks integration for Unreal Engine, providing extensive Blueprint access to Steam features alongside a custom Online Subsystem designed for multiplayer games.

Add Steam multiplayer, matchmaking, sessions, achievements, stats, friends, voice chat, Steam Workshop (UGC), inventory, remote storage, authentication, dedicated servers, listen servers, P2P networking and more to your Unreal Engine game.

SteamCore PRO includes its own Online Subsystem, supports the latest Steamworks SDK, and provides a unified solution for connecting to Dedicated Servers via IP and Listen Servers through Steam P2P networking without requiring separate builds or configurations.

✅ Key Features

• Steamworks Integration for Unreal Engine – Access Steam services and functionality directly from your Unreal Engine project.

• Blueprint Support – Use a wide range of Steamworks functionality directly from Unreal Engine Blueprints.

• Steam Multiplayer – Build Steam-powered multiplayer games using sessions, matchmaking and Steam networking.

• Custom Online Subsystem – Includes a dedicated Online Subsystem independent of Unreal Engine's built-in Steam subsystem.

• Global Multiplayer Sessions – Create Steam sessions without the region-locking limitations of Unreal Engine's default Steam subsystem.

• Dedicated & Listen Servers – Support both Dedicated Server and Listen Server multiplayer configurations.

• Dedicated Server Authentication – Authenticate players and verify game ownership when connecting to Dedicated Servers.

• Listen Server Authentication – Authentication support for Listen Server multiplayer.

• Steam P2P Networking – Connect players through Steam's P2P relay network.

• Direct IP Connectivity – Connect directly to Dedicated Servers via IP using the same multiplayer configuration.

• Steam Friend Invites – Invite Steam friends directly to games and multiplayer sessions.

• Password-Protected Sessions – Create multiplayer sessions protected by passwords.

• Voice Chat (VOIP) – Integrate multiplayer voice communication with microphone support.

• Achievements – Unlock and manage Steam achievements.

• Steam Statistics – Access player stats, global statistics and player progression data.

• Steam Friends – Access Steam friends and player information.

• Steam Workshop (UGC) – Integrate Steam Workshop and user-generated content.

• Steam Inventory – Access Steam Inventory functionality.

• Remote Storage – Store and retrieve player data using Steam Remote Storage.

• Latest Steamworks SDK – SteamCore PRO is updated alongside current Steamworks SDK releases.

• No Engine Source Modifications – Integrate Steam functionality without modifying Unreal Engine source code.

🎮 Blueprint-Accessible Steamworks Interfaces

SteamCore PRO provides Blueprint access to a wide range of Steamworks interfaces, including:

Apps, Friends, GameSearch, GameServer, GameServerStats, Inventory, Input, Matchmaking, MatchmakingServers, Music, Networking, NetworkingUtils, Parties, ParentalSettings, RemoteStorage, RemotePlay, Screenshots, Timeline, UGC (Workshop), User, UserStats, Utils and Video.

🔧 Online Subsystem Interfaces

SteamCore PRO includes its own custom Online Subsystem, independent of Unreal Engine's default Steam subsystem.

The following Online Subsystem interfaces are available:

• Achievements

• Cloud

• Friends

• Identity

• Leaderboards

• Presence

• Sessions

• Voice

📚 Documentation

https://steamcore-pro.eeldev.com

🎥 Video Demonstration

• https://youtu.be/61JIUL2E8ts

🔄 SteamCore PRO vs SteamCore Legacy

SteamCore PRO is the recommended version for new projects and is actively developed with new features and Steamworks functionality.

• Custom Online Subsystem

• Latest Steamworks SDK support

• Global, region-free multiplayer sessions

• Steam friend invites

• Dedicated Server and Listen Server authentication

• Game ownership verification

• Dedicated Server connections via IP

• Listen Server connections through Steam P2P relay networking

• Continued feature development

• Uses Unreal Engine's built-in Online Subsystem

• Uses an older Steamworks SDK

• Multiplayer sessions are affected by Steam region behavior

• Feature complete

• Receives critical bug fixes and Unreal Engine compatibility updates only

🛠️ Supported Engine Versions

• Product updates are provided only for the three most recent Unreal Engine versions. (Currently 5.7, 5.6 and 5.5)

• For earlier versions, the plugin is available on Gumroad, with support extending back to Unreal Engine 4.27.

📁 Source Code & Git Access

• It's possible to purchase git and source access via Gumroad

• Product updates always arrive first on gumroad as well

⚠️ Important Notes

• SteamCore PRO is a powerful tool but assumes basic knowledge of Steamworks.

• Documentation covers all included features, but you’ll need to refer to the official Steamworks documentation for advanced Steam service usage.

• Support for dedicated server setups, advanced matchmaking, and custom Steam services is not included in the base product.→ For consulting or setup help, please contact via email for a quote.

👨‍💻 About the Developer

Website: eelDev.com

Products: Unreal Marketplace Profile

Community: Join Discord

🛠 Product Support

• All support is provided only after product ownership verification.See details here:🔗 https://eeldev.com/help

  Support hours and contact info available at the link above.