Playing in the Treehouse with Redwood and Zipline

on YouTube ↗47m

" summary

Redwood compiles a single Kotlin UI schema into platform-specific widget interfaces so the same composables drive Android views, iOS UIViews, desktop and web; Zipline runs a tiny QuickJS-based engine loading compact bytecode, exposing Kotlin interfaces across the JS boundary and using kotlinx.serialization for suspend, flow and sync calls; Treehouse combines them to deliver updatable presenter logic across Android iOS and web, enabling live updates of UI logic and assets, Redwood compiles single Kotlin UI to native toolkits, Zipline runs Kotlin-compiled JavaScript with kotlinx.serialization.

AI-written summary · about

" chapters (16)

1. 0:00Introduction to libraries
2. 0:44Redwood multi-platform UI
3. 3:47Defining the UI schema
4. 6:31Generating and binding code
5. 9:20How Redwood rendering works
6. 13:03Implementing composables
7. 15:23Redwood sample app demo
8. 18:25Multi-platform support
9. 21:35Zipline for dynamic updates
10. 24:58Zipline API bridge
11. 27:08Zipline technical details
12. 30:38Bytecode and debugging
13. 34:03Future with WebAssembly
14. 34:55Treehouse integration
15. 39:12Emoji search demo
16. 41:44Production use and summary

" related talks

• 47mPlaying in the Treehouse with Redwood and ZiplineJake Wharton · KotlinConf 2023
• 42mNative UI with multiplatform ComposeJake Wharton, Jesse Wilson · droidcon New York 2022
• 36mDynamic Code with ZiplineJake Wharton, Jesse Wilson · droidcon New York 2022
• 45mThe Adventures of Kotlin And Compose Through the Multiplatform WorldCarlos Mota · Android Makers 2022
• 35mBreaking Up with WebViews: Server-Driven UI with KMP + ComposeAman Donk · DroidKaigi 2025
• 48mKotlin for Android, iOS & the mobile webSalomon Brys · Mobilization 8
• 24mKotlin and Compose WASM for the UI challengedVishal Reddy · Commit Your Code 2025
• 01h 00mJetpack Compose - Next Gen Kotlin UI Toolkit for AndroidRagunath Jawahar · Kotlin/Everywhere 'Namma' Bengaluru 2019