In-App Notification is an UE4 plugin that provides the ability to trigger email notification at runtime. Users can it for Bug Report, In-App Information Collection, Security Alert, User Questions Report and so on. Notice that you need to compile this plugin by youself as this is the souce code version. Document link: easycomplex-tech.com/asset/UEInAppNotification/

Compact Email Service is an UE4 plugin that provides the ability to send email without setting up your mail server. Users can send normal email or verification email by one blueprint function. Notice that you need to compile this plugin by youself as this is the souce code version. Document link: easycomplex-tech.com/asset/UECompactMailService/

Firebase Login and User System is an UE4 plugin that provides the ability to register/login firebase and store user info with firestore. Using firebase, you don’t need your own server for user login or data storage. Notice that you need to compile this plugin by youself as this is the souce code version. Document link: easycomplex-tech.com/asset/UEFirebaseUserSystem/

UMG Runtime Debugger is a practical plugin, used to debug UMG layout at runtime. This plugin provides an standalone tool to show the layout of UE UserWidget at runtime. The developers can see the layout more clearly and change position of widget items at runtime as well. Compared to UE built-in Widget Refrector, this plugin is more convenient to use for developing user interface. Notice that you need to compile this plugin by youself as this is the souce code version. Document link: easycomplex-tech.com/asset/UMGRuntimeDebugger/