Airsonic Advanced
Airsonic Advanced is a more modern implementation of the Airsonic fork with several key performance and feature enhancements. It's a free, web-based media streamer providing ubiquitous access to your music. Use it to share your music with friends, or to listen to your own music while at work. You can stream to multiple players simultaneously, for instance to one player in your kitchen and another in your living room. It supports very large music collections and works with any audio or video format that can stream over HTTP.
BlackCandy
BlackCandy is a self-hosted music streaming server built with Rails and Hotwire. It provides a clean, modern web interface for streaming your personal music collection. The goal of the project is to create a real personal music center that you can access from anywhere. It features mobile apps for iOS and Android, supports multiple audio formats, and offers a beautiful, responsive interface.
LMS
LMS (Lightweight Music Server) is a self-hosted music streaming software that provides access to your music collection from anywhere using a web interface. It features Subsonic/OpenSubsonic API support, multi-valued tags, artist relationships, MusicBrainz integration, ListenBrainz support, recommendation engine, and comprehensive music discovery features.
Mstream
mStream is a personal music streaming server that allows you to access your music collection from anywhere. It's like having your private cloud for music. With mStream, you can sync your collection between your devices for offline access. It offers high-quality streaming for audiophiles and FLAC enthusiasts, allowing you to stream your music uncompressed. mStream respects your privacy, it does not collect statistics on your listening habits. It's also beneficial for artists as buying music directly means your money goes directly to them. The server setup is quick and it runs on any operating system. It also has mobile apps for iOS & Android and allows you to stream your music in any browser. Other features include gapless playback, Milkdrop visualizer, playlist sharing, and drag and drop file uploading. All the code for mStream is open source.