Cloudstream is an Android media streaming client and extensible media player that aggregates video and audio content from external sources. It operates as an Android application container within a Linux-based environment, enabling the installation and execution of Android software packages via APK files.
The project utilizes an extension-based provider system that allows for the creation of custom plugins. These extensions define the logic for scraping and retrieving multimedia content and metadata from third-party sources.
Additional capabilities include the ability to cast media playback to external displays and televisions using standard casting protocols. The system also supports saving media bookmarks and synchronizing files between the host operating system and the container through shared directory mapping.