Open Source Licenses

Raven Audiobook Player is free and open-source software.

Raven’s license

Raven is licensed under the GNU General Public License v3.0 (GPLv3). You may use, modify, and redistribute it under the terms of that license. Full text: LICENSE.

Based on Voice

Raven is an independent fork of the open-source Voice audiobook player, © Paul Woitaschek and the Voice contributors, also licensed under GPLv3. We gratefully acknowledge their work. Raven is not affiliated with or endorsed by the Voice project.

Third-party libraries

Raven is built with open-source libraries including, among others:

• AndroidX & Jetpack Compose (Apache License 2.0)
• AndroidX Media3 / ExoPlayer (Apache License 2.0)
• Kotlin & KotlinX Coroutines / Serialization (Apache License 2.0)
• Coil image loading (Apache License 2.0)
• Material Components for Android (Apache License 2.0)

Each library remains under its own license. See the project’s dependency manifest (gradle/libs.versions.toml) for the complete list.