felipehjcosta/chat-app - Chat Multiplatform from Felipe Costa for Web, Android and iOS (Kotlin 1.3.61, common lib is using on android, ios, frontend (based on React but using Kotlin), a shared code between backend and client common lib, tests is in common lib)
joreilly/PeopleInSpace - Minimal Kotlin Multiplatform project using Jetpack Compose and SwiftUI (now also includes WatchOS version!)