Open Source Licenses
Rhythm is built with open-source Android libraries and platform components. Key dependencies in MVP 1.0.4 include AndroidX Core, Activity, Lifecycle, WorkManager, DataStore, Navigation, Room, Jetpack Compose, Material components and Google Play services Location. The backend uses Firebase Functions and Google APIs libraries.
AndroidX and Jetpack libraries
AndroidX and Jetpack components are provided under their respective open-source licenses, commonly the Apache License 2.0. See the official Android Open Source Project and AndroidX distribution notices for the exact license applicable to each artifact.
Google Play Billing Library
Google Play Billing is provided by Google and is used under Google's applicable SDK and Google Play terms. It is not an open-source feature of Rhythm itself.
Rhythm original content
Except for third-party and open-source components identified by their own licenses, Rhythm's original application code, branding, graphics and documentation remain protected by applicable copyright and intellectual-property law.
© 2026 Rhythm Adaptive Calendar. All rights reserved.
For a production release, Rhythm may also include a complete machine-generated third-party notices file inside the application package or About & Legal section.