Open-Source Licenses — Sparrow Sprint

Operated by Soundica. Effective 2026-07-28. Version 1.0.

Sparrow Sprint is built with the open-source components below. Full license texts are available at the linked canonical sources.

Android libraries (Apache License 2.0)

• AndroidX Core, AppCompat, Activity, WebKit, and Core SplashScreen — The Android Open Source Project. Licensed under the Apache License, Version 2.0.
• Kotlin Standard Library — JetBrains s.r.o. Apache License 2.0.

Typefaces (SIL Open Font License 1.1)

• Baloo 2 — Ek Type. Licensed under the SIL Open Font License 1.1.
• Nunito — Vernon Adams, Cyreal, Jacques Le Bailly. SIL Open Font License 1.1.

Artwork

Bird, obstacle, and scenery artwork is adapted from stock vector illustrations designed by Freepik (used under the Freepik Free License with attribution) together with original work created for the App. No artwork is fetched from third-party services at runtime.

Audio

All music and sound effects are synthesized inside the App with the Web Audio API; no third-party recordings are bundled or streamed.

Contact

Soundica — admin@soundica.app