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.

Nodyx puts forum threads, real-time chat channels, peer-to-peer voice calls, collaborative whiteboards, and a drag-and-drop homepage builder behind one installation script on hardware you control. Create categories and threaded discussions that search engines index, then switch to Socket.IO-powered chat rooms where replies, pins, link previews, and @mentions update instantly. Voice channels connect participants through WebRTC mesh networking, keeping audio between peers without routing through third-party servers; a Rust-based STUN/TURN relay handles restrictive NATs so home-server deployments work without port forwarding. The NodyxCanvas layer adds CRDT-synchronized collaborative drawing with 11 tools, voice-aware cursors, and board-scoped chat, all persisted to PostgreSQL snapshots. Build your community's landing page with a visual editor that places widgets across 11 layout zones, then extend functionality by dropping third-party widget archives into the admin panel or authoring your own with the plain-JavaScript Widget SDK. Private conversations stay end-to-end encrypted with ECDH P-256 key exchange and AES-256-GCM ciphers where the private key never leaves the browser, and the OctoGuard module automates moderation with five matcher types plus configurable actions from muting to banning. For streamers, a native Streamer Hub bridges Twitch chat bidirectionally, provides a drag-and-drop soundboard, generates OBS browser-source overlays, and offers a mobile Stream Deck. Instances discover each other through a gossip protocol, forming a decentralized network without central coordination. 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.

Listening to music across Spotify on your commute, Jellyfin at your desk, and Sonos in the living room usually leaves your play history fragmented across walled gardens, which is why multi-scrobbler unifies over 30 music sources and routes every track to your chosen scrobble backends automatically. Instead of relying on brittle browser plugins per device, you configure active polling or ingress webhooks once for sources including Plex, Navidrome, Subsonic, Apple Music, Deezer, YouTube Music, MPD, VLC, Chromecast, and Music Assistant. Every detected play passes through an intelligent pipeline that verifies listen duration thresholds, cleans messy track titles or featured artist tags using regex rules, and enriches missing metadata against the MusicBrainz, Spotify, or Rocksky catalogs. Before forwarding a play to Last.fm, ListenBrainz, Libre.fm, Maloja, Koito, teal.fm, Discord Now Playing, or Tuneshine, the engine checks temporal and title similarity scores to block duplicate scrobbles. When a downstream service goes offline, failed scrobbles enter a persistent retry queue so you never lose listening history, while Gotify, Ntfy, and Apprise webhooks alert you to source issues. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. MIT licensed.

Movie night should not depend on everyone pressing play at the same second; SyncWatch runs your own watch-party server so friends in different places watch the same frame together. The host controls play, pause, seeking, and playback speed for the whole room, and late joiners or drifting clients are corrected back to the shared position automatically. You build the program from uploads or direct HTTPS media links, with subtitles, audio, images, and documents handled in the same library. Rooms can be permanent or temporary, protected by passwords and member limits, with host, admin, and permission-group control over who may operate playback. Between scenes, people talk through public and private chat, on-screen danmaku comments, emoji, voice messages, or full-room voice. Anyone can share a browser tab, window, desktop, or phone screen into the room, so a clip, a game, or a presentation becomes the shared screen. The server also keeps friends, notifications, online presence, bans, registration approvals, and an operations log, so a private community can run itself without a platform account. Uploaded media is analyzed and thumbnailed automatically, with browser-compatible versions generated for awkward formats. Backups, data export, a recycle bin, mail verification, and network diagnostics round out the admin side. 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.

FireShare turns a folder of game captures on your server into a browsable library where every clip gets its own permanent link, ready to paste into Discord the moment something worth bragging about happens. Point it at the directories you already record to and it scans what is there: the file people watch is always your untouched original, in MP4, WebM, or MOV, never a recompressed stand-in. Privacy is set per file, public for the feed, link-only for friends, or behind a password, and whole folders can be shared as a single link. It also sorts the chaos for you, detecting the game in each capture and shelving hundreds of timestamped filenames under proper cover art you can search and browse. Trim the dead air off a clip before posting it, add a title, description, tags, and a custom thumbnail, and watch the view count climb. For screens that struggle with huge originals, optional transcoding adds adaptive lower qualities on CPU or an NVIDIA GPU, and HDR captures get tone-mapped to SDR instead of looking washed out. Friends can upload through the browser or by token from scripts, new public clips can announce themselves to Discord or an RSS reader, and accounts come with permissions, profiles, and two-factor sign-in. 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.

Tapflow puts your team's iOS simulators and Android emulators in every teammate's browser, so QA stops queueing for the one Mac that happens to have the right build installed. A relay server you host serves the dashboard and API, stores your builds and recordings, and keeps accounts and device control on infrastructure you own. Agents on your Macs connect out to the relay and drive the simulators already installed there, injecting touches directly without WebDriverAgent or any cloud device pool. From the browser you tap, swipe, and pinch at about 30 frames per second, open deeplinks from the QA toolbar, sync the clipboard both ways, hear device audio, and cut the network to see how the app copes offline. The App Center takes .app.zip and .apk uploads and tracks each build from backlog to done, and sessions can be recorded and shared before the relay purges them after about 72 hours. CI pipelines and AI agents get a screenshot endpoint and scoped access tokens, deterministic YAML flows replay checks with a JUnit report, and roles keep viewers, QA, developers, and admins in their lanes. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. MIT licensed.

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.

Replicate PostgreSQL to data warehouses 10x faster than conventional CDC tools, proven across 400+ companies including AutoNation and LC Waikiki collectively moving 200 TB monthly. The architecture pairs a Rust-based Nexus query layer implementing the PGWire protocol with Go-based Flow workers orchestrated by Temporal. Because Nexus speaks native Postgres wire protocol, any client tool (pgAdmin, psql, Grafana, Tableau, Flyway) can manage replication through standard SQL commands like CREATE MIRROR. Three streaming modes serve different needs: log-based CDC via logical replication slots, cursor-based streaming through timestamp or integer columns, and XMIN-based capture for tables lacking logical replication. Parallel initial load achieves consistent snapshots through transaction snapshotting and CTID range scans, reducing 100+ GB migrations from days to minutes. Native TOAST column handling processes large JSONB payloads and IoT data efficiently without row expansion penalties. Destinations include ClickHouse, Snowflake, BigQuery, Kafka, Azure Event Hubs, Google PubSub, S3, and PostgreSQL with in-flight SQL transformations. Schema change propagation, partitioned table support, and slot growth alerts ensure production reliability. Docker Compose bundles Temporal, catalog Postgres, Flow API, workers, and the Next.js monitoring UI. Deployable on RepoCloud with dedicated VPS resources under AGPL-3.0.

Lunarr turns the movie and TV folders you already store into a private streaming service with posters, progress tracking, and play-anywhere convenience. Point it at local disks or at libraries living on SFTP and WebDAV servers, and it scans, identifies, and decorates everything with TMDb artwork, cast pages, similar titles, and because-you-watched recommendations. Press play and the file either streams directly or is transcoded on the fly into seekable HLS, generating only the segments around the moment you are watching instead of converting whole films up front. Continue watching follows you between sessions, sidecar subtitles are picked up automatically, and known intros and credits can be skipped. Send the picture to the big screen with Chromecast or AirPlay, pair new devices without typing passwords, and hand a guest a share link instead of your account. Underneath, an admin console manages users, roles, and which libraries each person may see, watches background jobs, and holds API keys and registration settings. Rescans run on schedules you set from minutes to a month, local folders can be watched live for new arrivals, and metadata refreshes itself on a timer. 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.

MediaMTX sits between cameras and viewers as a self-hosted live media server, taking in video and audio streams over one protocol and handing them back out over another, so one IP camera feed can end up playing in a browser, a phone app, and a recording archive simultaneously. Publish with FFmpeg, GStreamer, OBS Studio, a browser, or a Raspberry Pi camera over RTSP, RTMP, SRT, WebRTC, Media-over-QUIC, HLS, MPEG-TS, or RTP, and read it back on any other protocol without a transcoding pipeline. Run dozens of camera feeds side by side, each on its own path, and keep every path available even while its publisher is offline. Record everything to disk in fMP4 or MPEG-TS as it streams, then play recordings back later through the same server instead of shipping files around. Authenticate publishers and viewers with built-in users, an external HTTP check, or JWT, and use the control API plus Prometheus metrics to wire the server into the rest of your monitoring stack. Forward streams to other servers, proxy cameras behind NAT, and fire hook commands whenever a client connects, publishes, or disconnects, so a doorbell camera can trigger a snapshot or an alert as it starts streaming. Reload the configuration while clients stay connected, and tune everything from the same mediamtx.yml file or environment variables, with no database or runtime dependencies to babysit. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. MIT licensed.

With over 20,000 GitHub stars and adoption by companies building everything from telehealth platforms to AI voice agents, LiveKit is the most widely deployed open-source real-time communication server available. The Go-based Selective Forwarding Unit handles hundreds of concurrent participants per node with adaptive bitrate streaming, simulcast layers, SVC codec support for VP9 and AV1, and end-to-end encryption. Client SDKs span JavaScript, Swift, Kotlin, Flutter, React Native, Rust, Python, Unity, and ESP32 embedded devices, while server-side APIs cover Node.js, Go, Ruby, Java, Python, Rust, PHP, and .NET. The Agents framework enables building AI-powered voice and video applications — real-time speech-to-text, LLM-driven conversations, and computer vision pipelines — running as server-side participants in any room. Egress records sessions to S3-compatible storage or streams to RTMP endpoints, while Ingress pulls external feeds from OBS via RTMP, WHIP, or SRT into LiveKit rooms. The SIP bridge connects traditional telephony to WebRTC rooms for hybrid conferencing. JWT-based authentication, webhook notifications, room-level moderation APIs, and selective subscription give operators granular control. Deploy as a single binary for development, Docker Compose for production single-node, or Kubernetes with the official Helm chart for distributed multi-region clusters using Redis for state coordination. 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.

Used by over 80% of Fortune 100 companies including LinkedIn, Netflix, Uber, and Goldman Sachs, Apache Kafka processes trillions of messages per day as the world's most widely deployed distributed event streaming platform. Since version 4.0 released in March 2025, Kafka operates exclusively with KRaft consensus, replacing Apache ZooKeeper entirely with an internal Raft-based metadata quorum managed by controller nodes, reducing operational complexity and eliminating external coordination dependencies. Topics are organized as append-only partitioned commit logs with configurable replication factors across brokers, delivering network-limited throughput with end-to-end latencies as low as 2 milliseconds. Kafka Streams provides a client library for building stateful stream processing applications with exactly-once semantics, windowed aggregations, joins across streams and tables, and interactive queries against local state stores. Kafka Connect integrates with hundreds of systems including PostgreSQL, MySQL, Elasticsearch, Amazon S3, MongoDB, HDFS, and JMS through a standardized connector framework with distributed worker mode and automatic offset management. Share Groups introduced in version 4.2 deliver queue-style consumption semantics alongside traditional consumer groups, enabling Kafka to serve both pub-sub and point-to-point messaging patterns natively. The Schema Registry enforces Avro, Protobuf, and JSON Schema compatibility rules across producers and consumers, preventing schema evolution from breaking downstream applications. Tiered Storage offloads older log segments to object storage like S3 while maintaining transparent consumer access, dramatically reducing local broker storage costs for long-retention topics. 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.

Share a game, a film, or your holiday photos with up to 20 friends, and let them watch from a browser tab with nothing to install. The host picks a screen, window, browser tab, or camera, then sends an invite link or a four-digit room code, with an optional room password. Friends open it on a desktop or phone, press Play, and chat or react while it runs, with optional on-screen chat. A microphone switch adds spoken commentary, with a choice of input device and voice volume. Video travels directly between participants where possible, and a self-hosted server can add automatic forwarding for networks that block direct links. Sharing settings cap resolution from 480p to 1440p, frame rate up to 60 fps, and audio at 64, 128, or 192 kbps, with Clarity, Balanced, and Fluency presets and a choice of VP8, H264, or automatic codecs. Viewers get playback controls, picture-in-picture, fullscreen, light and dark themes, and a connection topology view. The interface follows the system language in Chinese or English, with a visual-only mode for a text-free look. Piik App adds native capture on Windows, macOS, and Linux, while a hosted site works from any desktop browser. A self-hosted site can set a site passphrase, a viewer limit per room, and automatic cleanup of empty rooms. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. MIT 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.

Nowen Video turns the hard drive of films and series sitting on your NAS into a streaming service your family actually wants to open, posters, seasons, and all. Point it at your media folders and it scans the usual formats, reads streams with FFprobe, and scrapes rich metadata from TMDb, Douban, TheTVDB, Bangumi, and Fanart.tv, recognizing movie, season, and episode naming as it goes. NFO files and external subtitles are honored, filesystem watching keeps the library current, and collections plus episode navigation make a big archive feel curated rather than dumped. Pressing play is where the engineering shows: a server-side planner decides per client whether to direct play, remux, or transcode to HLS on demand, with automatic fallback when the first choice fails. Hardware acceleration through the GPU keeps transcoding cheap, subtitle and speed controls ride along in the player, and a local analysis pass can surface highlight clips from your own footage. Every family member gets favorites, watch history, and continue-watching progress under their own account, while library permissions decide who sees what. An Emby-compatible API even lets clients like Infuse connect as if it were an Emby server. 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.

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.

Self-hosted music requests, no Lidarr install needed: DroppedNeedle searches MusicBrainz, drives your own slskd or Usenet setup, and files only verified, tagged tracks in your library. Request a whole album or a single track, then retry or cancel from a dedicated requests page. The engine queries slskd, or SABnzbd with Newznab indexers or Prowlarr, and scores every candidate before anything downloads. Files must pass checks for readable tags, a sane duration, and an optional AcoustID fingerprint match. Close calls park for admin review. Failed requests are searched again until a verified copy arrives. Quality floors per format and storage caps keep the library tidy, and better copies replace old ones. The built-in player queues Jellyfin, Navidrome, Plex, local files, and YouTube previews with shuffle, a 10-band equalizer, and embedded lyrics. Prefer your own app? Symfonium, Finamp, Feishin, and other Subsonic or Jellyfin clients connect with revocable app passwords. Discovery rows draw on ListenBrainz and Last.fm history and global charts, and a weekly mix can queue up to five missing albums. Follow artists for new-release alerts, or add Ticketmaster or Skiddle keys for gig listings in cities you choose. Import Spotify playlists, or drag in a zip of music you bought. Admin, Trusted, and User roles decide whether a request starts at once or waits for approval. 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.

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.