KMP & CMP 101 for Shipaton 2026 (Budapest event)

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1. & Shipaton 2026 Márton Braun Developer Advocate
2. Server iOS Android Desktop Web
3. Server iOS Android Desktop Web
4. Kotlin Multiplatform in production jb.gg/kmp-in-production
5. Flexibility UI UI Shared UI Logic Shared Logic Shared Logic Shared Logic
6. One codebase • Write it once Shared UI • Review it once • Bugfix it once • Always in sync Shared Logic
7. Ecosystem Standard library DataStore key-value store kotlinx.coroutines Room database kotlinx.datetime ViewModel kotlinx.serialization Paging Ktor networking by JetBrains by Google
8. Multiplatform libraries Klibs.io
9. Access native APIs easily Common expect fun getPlatform(): String Desktop actual fun getPlatform(): String = "Java ${System.getProperty("java.version")}" Android actual fun getPlatform(): String = "Android ${Build.VERSION.SDK_INT}" iOS actual fun getPlatform(): String = "iOS ${UIDevice.currentDevice.systemVersion}"
10. Compose Multiplatform jb.gg/compose
11. Compose Multiplatform Jetpack Compose Compose Multiplatform Android Android, iOS, Web, Desktop by Google by JetBrains
12. Compose Multiplatform State handling Theming Previews Animations Interop Navigation Testing Accessibility Resources
13. Interop Rea → ! s s a l G d i l Liqu
14. Latest iOS goodies • Swift Export • SPM import • Parallel rendering • Truly native text fields
15. Compose Multiplatform
16. Getting started kotl.in/kmp
17. IDE & plugin
18. Project wizard kmp.new
20. New ! Kotlin Toolchain sdk install kotlintoolchain kotlin init kotlin run github.com/singleton11/kotlin-toolchain-skills
21. KMP & CMP 101 Shipaton 2026 Kotlin Multiplatform jb.gg/kmp Compose Multiplatform jb.gg/compose Kotlin Toolchain kotl.in/install Márton Braun @zsmb13 zsmb.co/talks