Le kit d'intégration EOS est gratuit et open source - GitHub - betidestudio/EOSIntegrationKit: EIK (Epic Online Services Integration Kit) is a plugin that enables seamless integration between Epic Online Services (EOS) and Unreal Engine. The plugin provides access to the EOS SDK (Software Development Kit) within Unreal Engine, allowing developers to easily implement features such as matchmaking, achievements, leaderboards, and more. · GitHub
L'utilisation des EOS nécessitait soit de connaître le C++, soit d'utiliser des plugins coûtant plus de 90 $, mais ce n'est plus le cas.
https://dev.epicgames.com/community/learning/tutorials/omDW/unreal-engine-configuration-des-eos-dans-les-blueprints