Spotify economics without the subscription or catalog gaps: Navidrome, the reference self-hosted music server, streams your own FLAC, MP3, and ALAC collection from a single Go binary with a React/Material UI web player. Its Subsonic/OpenSubsonic API compatibility is the superpower: 50+ existing clients work out of the box, from Symfonium and DSub on Android to Feishin and Sonixd on desktop, plus Android Auto, CarPlay, and Android TV apps. Transcoding is server-managed and FFmpeg-backed - FLAC direct-plays at home and downsamples to MP3, AAC, or Opus over mobile bandwidth, with the OpenSubsonic transcoding extension letting clients declare capabilities and receive per-track direct-play or transcode decisions automatically. Multi-user support gives every account its own play counts, favorites, ratings, and playlists, and multi-library support scopes different collections to different users. The feature list covers serious listening: Last.fm and ListenBrainz scrobbling, artist bios and images, embedded and external lyrics, audiobook bookmarks, saved play queues that resume on another device, internet radio, jukebox mode, and M3U playlist auto-import kept in sync with your folder. Resource usage is famously low - it runs happily on a Raspberry Pi and scales to six-figure track counts.

LMS is a self-hosted music server that streams your own library to any web browser or Subsonic-compatible player. Point it at a folder of tagged files and it builds a library that understands multi-valued genres and moods, composer, conductor, and producer credits, release types, and release groups that keep remasters beside the original. MusicBrainz identifiers settle duplicate artist and album names, and an artist information folder in Kodi NFO format adds biographies and portraits. Browse with filters like Electronic plus Relaxed, then switch on radio mode and the queue refills itself with similar tracks, chosen by audio similarity or by tags. Plays can be scrobbled to ListenBrainz and Last.fm, and loved tracks synchronize with ListenBrainz. Phone apps connect through the Subsonic and OpenSubsonic API with a personal API key, and transcoding trims bandwidth on slow connections. ReplayGain evens out loudness, podcasts and lyrics sit in the same interface, and an admin-only jukebox mode plays through the server's own audio output. Several libraries can live side by side, a .lmsignore file keeps unwanted folders out of scans, and logins can use the internal user database, PAM, or reverse-proxy SSO headers. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. GPL-3.0 licensed.

Whether your personal audio library spans ten thousand lossless FLAC albums or a sprawling hierarchy of studio recordings, Polaris streams your entire music collection to any browser or mobile device with instant responsiveness. You can browse cataloged tracks by album, artist, genre, or raw directory tree without waiting for sluggish page loads. Multi-value metadata indexing cleanly separates collaborations across artists, composers, record labels, and lyricists. A structured query bar filters songs using per-field search operators and boolean combinators. During playback, real-time audio waveform visualizations render signal peaks directly inside the scrubbing bar. Lossless and compressed formats play seamlessly, covering FLAC, MP3, MP4, M4B, Ogg Vorbis, Opus, Musepack, APE, WAV, and AIFF files. Each household listener gets an isolated account with private playlists, dark mode themes, and customizable color palettes. Administrators can edit mount points, user credentials, and dynamic DNS hooks either through the web settings panel or a plain-text configuration file. Mobile listeners can also connect from dedicated Android and iOS companion apps on the go. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. MIT licensed.

Rip a CD once, drop the files into a folder, and QM Music turns that folder into your household streaming service: phones, desktops and web players all browse the same library of MP3, FLAC, AAC and WAV files, organised by album, artist and genre from their ID3 tags and cover art. Because the server speaks the Subsonic API, Feishin, StreamMusic, Amperfy, Substreamer and Music Assistant sign in with an address and a login, no app-store rental required. Point a phone on hotel Wi-Fi at your home collection and it plays. At home, playback can pull pristine FLAC; on mobile data the transcoder serves an MP3 or AAC stream sized for the train ride. Keep a family happy in the background: each person gets an account with individual permissions, favourites that sync between devices in real time, private playlists and lyrics following the current track. Finding something new to hear takes recommendations from listening history, similar artists and similar songs, and two years of play history sit behind the statistics. Scheduled scans collect fresh rips automatically, refresh happens on demand when a disc lands, and the catalogue idles around 150 MB of memory on the server. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. Apache-2.0 licensed.

With 4,300+ GitHub stars and native mobile apps on three platforms, Black Candy transforms any VPS into a private Spotify-style streaming service for your personal music collection. The Ruby on Rails 7 backend with Hotwire Turbo and Stimulus delivers a responsive single-page-feeling web player supporting album browsing, artist views, playlists, favorites, and queue management without full page reloads. Point it at a media directory containing MP3, FLAC, OGG, AAC, or WAV files and Black Candy indexes metadata, fetches album artwork from Discogs API, and begins streaming immediately with on-the-fly transcoding that adapts bitrate to client bandwidth. Multi-user support gives each account independent playlists, favorites, and listening history while sharing the same music library — ideal for families or shared households. Native iOS, Android, and F-Droid apps maintained as separate repositories provide offline caching, background playback, and server discovery for mobile listening. The admin panel manages user accounts, configures media paths, and sets Discogs API tokens for automatic cover art retrieval. Deployment requires one Docker command — `docker run -p 80:80 ghcr.io/blackcandy-org/blackcandy:latest` — with persistent storage volumes for the SQLite database and media directory. For larger deployments, switch to PostgreSQL via environment variables with dedicated database URLs for ActionCable, SolidQueue, and SolidCache. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. MIT licensed.

Swing Music transforms your personal audio collection into a private streaming platform with a responsive interface modeled after modern on-demand music apps. The server scans local directories, normalizes messy metadata tags, and categorizes tracks by version labels such as Deluxe, Remaster, or Live editions. Listeners can explore automated Daily Mixes compiled from real listening activity, browse folder hierarchies directly, or curate custom collections across related artists and releases. Audio playback combines intelligent silence detection with configurable cross-fade transitions to deliver seamless, uninterrupted listening across web browsers and mobile devices. Integrated Last.fm scrobbling keeps external listening statistics updated in real time, while personal playback history powers internal analytics and favorites. Multi-user account support enables family members to preserve separate playlists, favorites, and mix recommendations on a shared audio library. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. GNU AGPLv3 licensed.

"The easiest music streaming server available" is mStream's own billing, and the claim holds up: a lightweight Node.js app that turns a folder of audio files into a private streaming service in minutes, no external database required. Its filesystem-based design is the clever part - the API mirrors your folder structure, so you can browse and play music immediately, before any library scan finishes, and your organization on disk is your organization in the app. It streams flac, mp3, wav, ogg, opus, aac, and m4a, which matters to the audiophile crowd: FLAC plays uncompressed, bit-perfect, with gapless playback for live albums and continuous mixes. The web player runs anywhere a browser does and packs personality - a Milkdrop-style visualizer (Butterchurn), playlist sharing via links, and drag-and-drop uploads straight through the file explorer. Native iOS and Android apps add the feature streaming subscriptions can't match: sync your collection to your phone for true offline playback of music you own. Multi-user support assigns separate directories and permissions per account. Resource usage is famously light - mStream is tested on multi-terabyte libraries and runs happily on a Raspberry Pi, so a small RepoCloud instance serves a lifetime's collection. GPL-licensed, with zero listening-habit telemetry.

A free, polished web client for Subsonic-compatible music servers: Substreamer is the browser-based frontend you point at your existing streaming backend to play your own library from anywhere. It speaks the Subsonic API (v1.13 and higher), which makes it compatible with the whole ecosystem that has grown around that protocol: the original Subsonic server, its forks Airsonic and Madsonic, and modern implementations like Navidrome and Ampache. That decoupling is the point - your music files, transcoding, and library indexing live on whichever server you prefer, while Substreamer provides the listening experience: browse by artist, album, and genre, build and manage playlists, search your collection, and stream on demand. This RepoCloud deployment runs the containerized web edition, so the same interface is available from any browser without installing a native app, and it pairs with the Substreamer mobile apps that made the client popular. For anyone assembling a self-hosted Spotify replacement - typically Navidrome for the backend plus a good client - Substreamer fills the client half with a clean, familiar player UI. Because it is a stateless client, the container is lightweight and low-maintenance: connect it to your server's URL and credentials, and your entire collection is streaming in minutes, with no subscription and no catalog that can disappear.

Octo turns Navidrome into a streaming service with a memory: search finds songs you do not own yet, they play the moment you pick them, and the ones you heart come home as properly tagged files that stay in your library forever. Point the music apps you already use at Octo's endpoint and sign in with your Navidrome login, and your library behaves as before, except search now reaches past your shelves and any result streams instantly as a preview with zero disk impact. Press plus or heart a keeper and Octo downloads the best copy it can find, FLAC first, from Soulseek peers or your own Lidarr, catches lossless files that were faked from MP3s, then identifies, tags, covers, and files the song so it appears in your library like something you bought. Bring the music you already love by importing liked songs and playlists from Spotify or any other service; Octo shows what you already own and quietly fetches the rest a few songs an hour. Stations and discovery playlists learn from your listening through Last.fm and refresh themselves, the downloads drawer shows every fetch with its full decision log, and the browser admin dashboard runs settings, notifications, family accounts, and one-click updates. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. GPL-3.0 licensed.

Streaming personal music collections with neural discovery and intelligent playlist curation is what Kima accomplishes as a modern self-hosted audio server that replaces Spotify and Apple Music. Listeners organize their FLAC, MP3, and AAC audio files into responsive grid layouts that scale up to eight columns on ultra-wide displays while automatically fetching album covers, artist biographies, and synchronized line-by-line lyrics. The built-in Vibe System utilizes CLAP neural network audio embeddings to map an entire music collection across two-dimensional clusters and three-dimensional interactive galaxy views, enabling users to explore acoustic relationships or queue smooth sonic paths between distant tracks. Music fans can import playlists directly from Spotify, Deezer, and YouTube using deterministic ISRC matching, while automated Made For You mixes generate era-specific playlists, workout stations, and discovery queues based on individual listening habits. Integrated podcast search pulls subscriptions from iTunes with automatic episode tracking across devices, while native Audiobookshelf connectors synchronize spoken-word chapter positions and playback progress directly into the unified web player. OpenSubsonic API endpoints allow mobile users to stream libraries through native clients like Symfonium and DSub using scoped authentication tokens, while administrators manage multi-user accounts with time-based two-factor authentication. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. GPL-3.0 licensed.

A streaming-style music player for your own Navidrome, Jellyfin, or OpenSubsonic server, on the desktop or in a browser. Home leads with a featured carousel, genre shortcuts, most played, and newly added releases. Browse by album, artist, genre, folder, or radio station. Queue, lyrics, and visualizer panels can each sit in the player sidebar. Japanese lyrics can show furigana and romaji. Star ratings, favorite hearts, and scrobbling to your server come built in. Shape the sound with a parametric equalizer, a compressor, ReplayGain, and optional transcoding. Auto DJ tops up a dwindling queue with songs or whole albums. Navidrome smart playlists get a visual rule editor with match-all or match-any groups. Choose from 32 built-in themes and 39 interface languages. The catch: Feishin is only the player, so the music server stays separate. In a browser it plays through the web player backend, while the desktop app adds MPV and built-in lyrics fetching. Docker environment variables can preset and lock the server, so guests only type a username and password. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. GPL-3.0 licensed.

Movies, music, and photos stored on your server become a streaming library your television, game console, and phone can browse and play across the home network with Gerbera. Point it at your movie, music, and photo directories and it builds a searchable database, extracting titles, artists, albums, and cover art from the files themselves. The web interface shows the library as a tree of containers and items, where you add directories, edit entries, and reorganise how content is presented to devices. Automatic rescans watch your folders on a timer or through filesystem notifications, so new episodes and albums appear without manual imports. When a device cannot play a format, transcoding plugins convert the stream on the fly into something it accepts. Video files get thumbnails generated automatically, and external URLs can be added as virtual items that renderers play like local media. Different devices see the same library through layouts you define from the extracted metadata, grouped by artist, genre, year, or folder structure. A clients view lists the renderers that connect, and the configuration view edits the server setup from the browser instead of XML files. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. GPLv2 licensed.

Every screen in the house (browser, TV, game console, or phone) can open the same library of videos, music, and photos once Universal Media Server shares it, with transcoding handled automatically for whichever device asks. A file the device can already play passes through untouched. Anything else is converted on the fly to suit the network, the device, and the preferred language. Folders open at once, with no wait for library scans, and disc drives and disc images play directly. In the web interface, every title gets a page with cover art, cast, and genre details from TMDB, Discogs, and MusicBrainz, and filters narrow the library by actor, director, genre, year, or artist. YouTube channels, online radio, podcasts, and RSS feeds appear beside local files on every connected device. Users and groups, with optional avatars and four-digit PINs, decide which shared folders each person sees; content for children stays apart from the library for adults. A list of detected renderers shows every connected device, and the configuration file of each device can be edited to fix browsing, playback, or transcoding on an unsupported TV. Builds exist for Windows, Linux, and macOS, with AppImage and Docker options for servers. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. GPL-2.0 licensed.

AzuraCast is a solution for running internet radio stations, packaging the entire broadcast stack into a single Docker installation that gets you on air in minutes. Built on PHP with a Vue.js frontend, it uses Liquidsoap as the AutoDJ engine to compile media from playlists, live DJ inputs, and scheduled programming into composited output streams, then broadcasts via Icecast-KH, SHOUTcast 2 DNAS, or Rocket Streaming Audio Server to thousands of concurrent listeners. The media library supports drag-and-drop uploads with automatic metadata extraction, while playlist management handles sequential, random, weighted, and time-scheduled rotations. Live DJ accounts let remote broadcasters connect via BUTT, Mixxx, or any Icecast-compatible software, with automatic crossfade transitions between AutoDJ and live input. The built-in Web DJ tool enables broadcasting directly from the browser without additional software. Each station includes public-facing player pages with now-playing metadata, album art, song history, and embeddable widgets for external websites. The listener request system lets audiences queue songs through the public interface. Multi-station administration hosts unlimited stations on a single server with individual user accounts and granular role-based permissions. Comprehensive analytics track listener counts, geographic distribution, unique listeners, and listening duration with exportable reports. HLS streaming delivers adaptive bitrate broadcasts for mobile compatibility. LADSPA audio plugins enable professional equalization and processing in the stream pipeline. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. AGPL-3.0 licensed.

Maloja's one job is to be your own scrobble database, charting what you listen to from a server you control. Players and media servers that speak the native JSON API or a ListenBrainz, GNU FM, or Audioscrobbler 1.2 compatible protocol can scrobble with their own API keys. Vinyl sessions and background music can be logged by hand on a manual scrobble page. Existing history moves in from a Last.fm export, a Spotify data export, a ListenBrainz export, or another Maloja instance, while a proxy option forwards new scrobbles to Last.fm or a second Maloja server. The start page ranks top artists, tracks, and albums for today, this week, this month, this year, or all time, alongside a pulse chart of listening volume and a feed of the latest scrobbles. Artist and album pages add performance charts that follow chart position over time. Collaborations credit every artist on a track, and subunits, solo projects, and main acts can be combined or separated in charts at any time. Gold, Platinum, and Diamond awards mark tracks and albums that pass scrobble thresholds you set. Artwork can come from Last.fm, Spotify, Deezer, TheAudioDB, or MusicBrainz lookups, or from images you upload yourself. Week start, timezone, theme, and tile layout are all settings, and an API explorer lists endpoints for scripts. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. GPL-3.0 licensed.