Backers Unreal Engine Plugin provides a framework for Unreal Engine developers to easily manage custom backer benefits in games and applications, authorize tester accounts, or give access to exclusive content for VIP clients.
Overview video: https://youtu.be/Brp_yRPql_4
The framework consist of two parts, the plugin itself which is available here on the Unreal Engine Marketplace, and the backend API server which is available for free as an Open Source project on both GitHub as source code and Docker Hub as an installable docker image.
The online backend API is needed to accommodate OAuth2 protocol for exchanging information with various crowdfunding platforms. To install it on your web server and configure it for your crowdfunding campaign you can follow the installation guide in the INSTALL.md document in the GitHub repository. See video tutorial for more info.