Open Source Kotlin Podcast Software

audiobookshelf-app is an open-source Android and iOS client for accessing personal audiobook and podcast collections hosted on an Audiobookshelf server. It allows users to browse, stream, and download audio content from their self-hosted libraries. Downloaded audiobooks and podcast episodes can be played offline without an active server connection. The built-in player provides playback speed adjustments, chapter navigation, and sleep timers. Listening progress is tracked and synchronized with the server across connected devices. Users can explore book details, cover artwork, and organized podcast collections. The application supports multiple user accounts through the server's permission system. Built with Nuxt and Capacitor, it provides a mobile listening experience while maintaining control over personal media collections.

Pocket Casts is an open-source podcast player for Android that helps listeners discover, organize, and enjoy audio and video podcasts. It provides a searchable podcast catalog with recommendations and personalized subscription management. Users can create custom filters to group episodes by podcast, playback status, or other criteria. The playback engine supports variable speed, silence trimming, volume boosting, and adjustable skip controls. Episodes can be downloaded for offline listening and organized into playback queues. Account synchronization keeps subscriptions, playback positions, and listening activity available across supported devices. Additional features include sleep timers, bookmarks, and listening statistics. The Android application also supports compatible automotive systems and wearable devices, with some services and advanced features requiring a subscription.