Compose Improvements

• koinActivityInject() function for Activity scope dependency retrieval - https://github.com/InsertKoinIO/koin/commit/f946362 by @arnaudgiuliani
• UnboundKoinScope API with @KoinDelicateAPI annotation - https://github.com/InsertKoinIO/koin/commit/f38a30f by @arnaudgiuliani
• Fixed premature release of scope & context in onForgotten - https://github.com/InsertKoinIO/koin/pull/2326 by @arnaudgiuliani
• Fixed Compose Koin Context Loader and Entry Points - https://github.com/InsertKoinIO/koin/pull/2327 by @arnaudgiuliani
• Navigation 2.x scope support (KoinNavigationScope) - https://github.com/InsertKoinIO/koin/pull/2309 by @arnaudgiuliani
• Compose context internals migration helpers - https://github.com/InsertKoinIO/koin/pull/2295 by @arnaudgiuliani

ViewModelScope Updates

• ⚠️ Breaking ⚠️: ViewModel declarations requiring scope injection must now be inside viewModelScope { } block
• Improved CoreResolverV2 for proper child scope/ViewModel scope resolution - https://github.com/InsertKoinIO/koin/pull/2340 by @arnaudgiuliani

Koin Compiler Plugin Support API

New internal APIs for Koin Annotations compiler plugin:

• ModuleExt, CreateDSL, BaseDSLExt, ApplicationDSLExt - https://github.com/InsertKoinIO/koin/commit/932c154 by @arnaudgiuliani
• ViewModelDSLExt / ViewModelModuleExt - https://github.com/InsertKoinIO/koin/commit/43ecac9 by @arnaudgiuliani
• WorkerDSLExt / WorkerModuleExt - https://github.com/InsertKoinIO/koin/commit/43ecac9 by @arnaudgiuliani
• Adjusted KoinApplication.withConfiguration() API support - https://github.com/InsertKoinIO/koin/commit/c4a5dcb by @arnaudgiuliani

Core Improvements

• strictOverride option + explicit definition override support - https://github.com/InsertKoinIO/koin/pull/2304 by @arnaudgiuliani
• Lazy modules loading performance improvement (parallel loading at start) - https://github.com/InsertKoinIO/koin/pull/2303 by @arnaudgiuliani
• Performance optimization for scope resolution & thread safety - https://github.com/InsertKoinIO/koin/pull/2330 by @arnaudgiuliani
• Optimized ThreadLocal loading to avoid cost per Scope - https://github.com/InsertKoinIO/koin/pull/2345 by @arnaudgiuliani
• getAll() now returns instances in declaration order (removed default sorting) - https://github.com/InsertKoinIO/koin/commit/74d9884 by @arnaudgiuliani
• Kotlin 2.2.20 update - https://github.com/InsertKoinIO/koin/pull/2278 by @nhajratw, https://github.com/InsertKoinIO/koin/pull/2296 by @arnaudgiuliani

Bug Fixes

• Fixed scope resolution issues - https://github.com/InsertKoinIO/koin/pull/2324 by @arnaudgiuliani
• Fixed CoreResolution with Child Scopes / ViewModelScope - https://github.com/InsertKoinIO/koin/pull/2340 by @arnaudgiuliani
• Fixed CoreResolverV2 stack params propagation - https://github.com/InsertKoinIO/koin/pull/2341 by @arnaudgiuliani
• Fixed sharedKoinViewModel with type-safe navigation routes - https://github.com/InsertKoinIO/koin/pull/2293 by @nazaburo
• Fixed WASM qualified name resolution - https://github.com/InsertKoinIO/koin/pull/2344 by @arnaudgiuliani
• Fixed module flatten order error - https://github.com/InsertKoinIO/koin/pull/1999 by @luozejiaqun
• Fixed crashing declarations for LocalKoinScope & LocalKoinApplication - https://github.com/InsertKoinIO/koin/commit/261bf93 by @arnaudgiuliani
• Fixed Qualifier conversion in Ktor DI bridge - https://github.com/InsertKoinIO/koin/commit/90edf60 by @arnaudgiuliani
• Safer ScopeFactory protecting all operations from parallel calls - https://github.com/InsertKoinIO/koin/pull/2323 by @arnaudgiuliani
• Fixed nav3 metadata arguments - https://github.com/InsertKoinIO/koin/pull/2313 by @arnaudgiuliani
• Fixed Scope Archetypes Qualifier in plugin support functions - https://github.com/InsertKoinIO/koin/commit/f972c52 by @arnaudgiuliani
• Fixed scope resolution in plugin - https://github.com/InsertKoinIO/koin/commit/01cff0d by @arnaudgiuliani
• Fixed EAP Access Ktor - https://github.com/InsertKoinIO/koin/commit/f6a5040 by @arnaudgiuliani

Dependencies

• Kotlin 2.3.20-Beta1
• Ktor 3.4.0
• Coroutines 1.10.2
• Compose Multiplatform 1.10.0
• AndroidX Lifecycle 2.10.0 / JetBrains Lifecycle 2.9.6
• AndroidX Navigation 2.9.6 / JetBrains Navigation 2.9.1
• AndroidX Navigation3 1.0.0

New Modules

• koin-compose-navigation3 - Navigation 3 integration
• koin-annotations - Core annotations module
• koin-dagger-bridge - Dagger to Koin bridge

Removed

• koin-fu module (moved to Koin Annotations plugin) - https://github.com/InsertKoinIO/koin/commit/932c154 by @arnaudgiuliani
• CHANGELOG.md (see GitHub releases) - https://github.com/InsertKoinIO/koin/pull/2308 by @jvanderwee

Breaking ⚠️

• ViewModel Scope Constructor Injection (still experimental) - ViewModel declarations requiring scope injection must now be declared inside viewModelScope { } block

Contributors

Thanks to all contributors: @arnaudgiuliani, @nhajratw, @egorikftp, @GrzegorzBobryk, @jvanderwee, @xephosbot, @nazaburo, @luozejiaqun

Full Changelog: https://github.com/InsertKoinIO/koin/compare/4.1.1...4.2.0-RC1