Issue #686

August 3rd, 2025
Articles & Tutorials
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Alex Volkov demonstrates a Compose shader effect that uses touch-driven elastic deformation and animated rebound to distort UI content interactively.
Oğuzhan Aslan shows how to use BasicText’s StepBased autoSize to adapt font size so content fits its layout.
Gaëlle Minisini clarifies how blocking vs non‑blocking code interacts with coroutine concurrency across single‑thread and multi‑thread dispatcher scenarios.
Andrew Malitchuk examines the Android Google Home SDK and explains setup, authorization, device control, automation DSL, and current SDK limitations.
Dobri Kostadinov highlights ten common Compose mistakes—from poor modularization to inadequate UI testing—that hinder scalability and performance in enterprise Android apps.
Jaewoong Eum examines the upcoming retain API in Jetpack Compose enabling persistent state survival across composable removal using RetainScope lifecycle‑independent retention.
Prashant warns that statically built lists of sealed-interface objects can silently include nulls due to lazy initialization.
Subhankar Bag cautions that AGP version upgrades can introduce subtle R8 and build variant issues if not validated thoroughly.
André Nogueira demonstrates how to integrate and configure haptic feedback in Jetpack Compose using LocalHapticFeedback and predefined feedback types.
John O’Reilly shows how to deploy a Kotlin‑based remote MCP Server on Cloud Run for remote Claude integration.
Thomas Künneth details how to use onKeyShortcut and Meta-/ to support keyboard shortcuts in Android apps.
Márton Braun shows how to enable Compose Multiplatform previews by configuring the Kotlin Multiplatform IDE plugin and required Android tooling and dependencies.
Libraries & Code
Scratchify is a lightweight and customizable scratch card SDK built using Jetpack Compose Multiplatform.
A powerful desktop companion for Android apps — inspect, debug, and control your app in real time. Supports OkHttp, GraphQl, GRPC
News
JetBrains announces the KMP Reach Award at Shipaton 2025 rewarding cross‑platform Kotlin/Compose apps with $55k and encouraging public storytelling about the build experience.
JetBrains announces two livestream sessions demonstrating Koog’s architecture, tracing, tool integration, and building intelligent AI agents entirely in Kotlin.
Paris Hsu outlines new features in Android Studio Narwhal Feature Drop, including Gemini Agent Mode, improved Compose, device streaming support, and more!
Gradle 9 makes Configuration Cache preferred, requires Java 17+, upgrades to Kotlin 2 and Groovy 4 introduces semantic versioning and enhanced build authoring features.
Videos & Podcasts
All the presentations from droidcon NYC 2025
Learn how to use the Koin IDE Plugin and Kotzilla SDK to automatically detect and debug performance issues in your Kotlin applications.
Chiara shows how to implement shape morphing including round buttons, ButtonGroup and TransformingLazyColumn in Compose Material 3 for Wear OS.
Specials
Kotlin Coroutines - Detailed Animation Visualizer: watch step-by-step execution with detailed logging.