koin.kt

    // resolve Default instance
    get<ComponentInterface1>

    // resolve Component1, casted as ComponentInterface1
    koin.bind<ComponentInterface1,Component1>()

    // resolve all instances matching ComponentInterface1: Default, Component1 & Component2
    koin.getAll<ComponentInterface1>()

  starting your module either by startKoin
startKoin { modules(coffeeAppModule) }
// or after start
loadKoinModules(coffeeAppModule)

// resolve CoffeeMaker
get()<CoffeeMaker>

// drop module's definitions & instances when you don't need it anymore
unloadKoinModules(coffeeAppModule)

// Won't resolve CoffeeMaker instance, no more definition
get()<CoffeeMaker>
    *
    *
    *
    * // Given a Koin application
val koin = koinApplication {
    printLogger()
    modules() // no definition
}.koin

// given an instance
val a = ComponentA()

// declare the instance as Single
koin.declare(a)

// can retrieve our ComponentA instance
koin.get<ComponentA>()