Open-source alternatives to OuterTune

Namida is a multi-format media player, music library manager, and network media streamer. It provides a unified interface for playing local and remote audio and video files, serving as both a specialized client for YouTube content and a synchronized lyrics player. The project distinguishes itself through a dynamic theme engine that generates artwork-based visuals and a comprehensive set of audio processing tools, including gain normalization, equalizers, and crossfading. It also features a specialized system for retrieving and displaying time-synced lyrics in formats such as LRC and TTML. Br

Remusic is an Android music player application designed for streaming, downloading, and managing audio files. It functions as a cloud music streaming client that connects to remote servers and a media player for local audio files. The application features a synchronized lyrics display that allows for time-stamped scrolling and navigation by tapping specific lines of text. It employs a local proxy to manage remote audio streams for playback stability and includes a system for theme customization through switchable skins and color schemes. The platform provides tools for local library and play

Musify is a cross-platform music streaming client and offline audio player. It functions as a music playlist manager and synchronized lyrics viewer, allowing users to stream audio from online sources or play files stored locally on their device. The application features a real-time lyric display system that matches text to the timing of audio playback. It also includes a search interface that provides instant suggestions and results as the user types. The system supports the creation of custom playlists via external links and provides tools for offline music management. User preferences and

musicdl is a command line music downloader and library manager designed for searching and downloading audio tracks and playlists from streaming platforms to local storage. It functions as a tool for music library archiving, allowing for the bulk acquisition of media and the organization of local audio collections. The project includes an AI lyric transcriber that uses machine learning models to generate text lyrics from audio files, supporting synchronized playback where lyrics are highlighted based on playback timestamps. To maintain access to streaming platforms, it employs a network proxy

librespot is an open-source audio streaming client and library used to implement custom music players that authenticate and stream audio from the Spotify service. It functions as a framework for fetching, decoding, and routing remote audio streams to various system backends and audio sinks. The project specifically implements a Spotify Connect receiver, allowing it to act as a remote-controllable playback endpoint that appears as a selectable device within other Spotify applications. This enables the creation of virtual playback devices, headless music playback on remote servers, and the inte

SaltPlayerSource is an Android audio player application that plays local audio files stored on the device, supporting formats such as FLAC. It integrates with Android Auto and Joviincar in-vehicle systems to display playback metadata and transport controls on car infotainment screens, and streams audio to Miracast-compatible wireless display receivers. The application extends playback control to OPPO's Fluid Cloud platform, allowing users to show and control playback from the notification area. It also renders scrolling song lyrics directly into the system status bar on supported Android devi

AntennaPod is an open-source podcast manager, RSS feed aggregator, and mobile audio player. It serves as a system for subscribing to feeds, downloading episodes, and managing playback queues for both online and offline listening. The application provides automated podcast management, which includes the periodic refreshing of feeds to discover new content and the automated downloading and cleanup of episodes. It supports cross-device playback synchronization to maintain subscription data and episode progress across multiple devices. The platform covers a broad range of media playback and cont

Auxio is an Android music player and local audio library manager designed for playing audio files stored on internal storage and SD cards. It provides a system for organizing music collections using metadata and folder structures. The application features home screen widgets that allow for playback control and library navigation without opening the full app. It also includes integration for projecting playback controls and interfaces to vehicle head units via Android Auto. The software covers local audio playback with volume normalization and gapless transitions. It includes tools for music

react-native-track-player is a cross-platform mobile audio player library for playing local and streamed audio files. It provides a background audio service that maintains music playback and responds to remote commands from lock screens and Bluetooth devices. The library includes a playback engine capable of decrypting audio files secured by industry-standard digital rights management and an adaptive bitrate streaming client that supports HLS and DASH formats to adjust audio quality based on network conditions. It also features an offline media storage manager for saving audio content locally

Musicbox is a terminal-based music player and command-line interface client for NetEase Cloud Music. It functions as a keyboard-driven audio player that enables users to stream music, manage playlists, and browse charts directly within a terminal environment. The project utilizes a headless music daemon to separate background audio playback and authentication from the command-line interface. This architecture allows for audio control via external commands or agents and includes a desktop lyrics overlay capable of dual-line rendering and foreign language translations. The system covers high-f

LMMS is a digital audio workstation and MIDI sequencer designed for composing, arranging, and mixing music. It functions as a comprehensive production environment that integrates a MIDI sequencer, a sample-based synthesizer, and an audio mixing console. The project distinguishes itself through a versatile synthesis engine that includes additive synthesis, wavetable generation, and emulations of vintage hardware such as NES audio and FM chips. It also serves as a VST plugin host, allowing for the integration of third-party virtual instruments and audio effects via a standardized interface. Be

uamp is an audio media application framework and reference implementation for building music playback applications on Android. It provides a cross-device media framework designed to maintain functional and visual consistency across phones, tablets, Wear OS, Android TV, and Android Auto. The project features specific implementations for automotive-safe music control and Google Cast integration for remote playback. It includes a multi-form factor UI kit that demonstrates how to adapt a single media codebase to various screen sizes and device types. The framework covers core media capabilities

SimpMusic is an ad-free music streaming application that provides background audio and video playback from external web sources. It enables personal music library management through the organization of custom playlists and the synchronization of user accounts across multiple devices. The application features AI-powered real-time translation of time-synced lyrics and integrates with vehicle head units to map playback controls and browsing for in-car use. It utilizes cookie-based session synchronization to access personal libraries and recommendations from external services. The platform inclu

APlayer is an embeddable web music player and HTML5 audio player component. It functions as a client-side playlist manager designed to integrate audio playback interfaces into websites for handling digital audio files and user interaction. The project features a synchronized lyrics player that displays song lyrics in real time by matching audio playback timestamps. It utilizes a system of customizable CSS variables for visual theming across the user interface. The player covers broad capabilities including web playlist management for sequential or manual playback and the integration of nativ

Harmonoid is a local music player focused on high fidelity audio playback and comprehensive music library management. It indexes local audio files into a structured database to facilitate the organization and retrieval of large collections based on artist, album, and genre. The project features advanced playback controls, including gapless transitions, crossfading, and manual adjustments for pitch, speed, and volume boosting. It also supports synchronized lyric displays sourced from embedded tags, local files, or online providers. Additional capabilities include direct editing of internal au

PixelPlayer is a local music library manager and media player that supports offline audio and video playback. It provides tools for organizing personal collections by artist, album, or genre and includes a built-in editor for modifying audio file metadata tags. The application features wireless media casting to stream content to compatible external smart speakers or televisions. It also includes a dynamic user interface that adapts its color palette and layout based on the artwork of the current track. Playback capabilities include gapless transitions with custom crossfade, queue management

Timber is an Android music application and local media player designed for browsing, searching, and playing audio files stored on a device. It functions as a music library manager that organizes audio collections by metadata and allows for the direct management of local media files. The application follows Material Design guidelines and includes a theme engine for adjusting visual styles, color palettes, and layout configurations. It provides capabilities for audio playback control, playlist management, and audio content search. The system supports network-protocol audio casting to remote ha

SimplifyReader is a multi-purpose Android client and multimedia content browser. It serves as a centralized hub for consuming news articles, audio files, video streams, and image galleries, while also providing QR code scanning functionality. The application is built using the Model-View-Presenter architecture to separate data logic from the user interface and implements Google Material Design principles for its visual components. It utilizes a hybrid scanning engine to decode QR codes into text strings. The project covers several core capability areas, including news article consumption via

This repository contains the HTML specification, which defines the core standards for web page structuring, content organization, and document rendering. It establishes the fundamental algorithms for state-machine-based tokenization, tree construction for the document object model, and origin-based security isolation. The specification provides a framework for defining custom elements with independent lifecycles and registries. It also details the requirements for cross-document communication, session history management, and the synchronization of interface properties with content attributes.

JUCE is a comprehensive C++ audio framework and digital signal processing library used to build cross-platform audio applications, audio plug-ins, and high-performance user interfaces. It serves as a development kit for creating audio processors compatible with industry-standard plugin formats for digital audio workstations, as well as a tool for MIDI and Open Sound Control communication between musical hardware and software. The framework is distinguished by its ability to maintain a single codebase for native desktop and mobile applications across multiple operating systems. It provides a f

MusicBot is a self-hosted Discord bot designed for audio playback, enabling server communities to stream music from YouTube, SoundCloud, Bandcamp, Vimeo, Twitch, local files, and online radio stations. It manages per-server audio queues and playback state, isolating audio across different Discord guilds while supporting sequential enqueuing from web playlists and local playlist formats like M3U and PLS. The bot enforces role-based access control through a configurable DJ role permission system, restricting music moderation commands to designated server members. Its architecture separates comm

Finamp is a remote media player and music streaming client designed to interface with personal music libraries hosted on remote servers. It functions as a client for servers utilizing the Subsonic API standard, including Navidrome, allowing users to stream and control audio content from a mobile device. The application enables remote music management and playback without requiring personal media data to be stored locally. It supports server-side transcoding to ensure compatibility across various audio and video formats. The project includes localization for multiple languages and provides co

SpotiFlyer is a cross-platform media utility designed to aggregate music from multiple streaming services into a single, unified library. It functions as a music downloader and offline audio manager, allowing users to save tracks directly to local device storage for playback without an active internet connection. The application utilizes a plugin-based provider architecture to normalize metadata from diverse external sources, enabling the consolidation of content into a consistent format. This modular design supports the integration of custom modules and external services, which expands the c

Tauon is a cross-platform music player application and audio library manager designed for playing local audio files and streaming remote collections. It functions as a music metadata client that retrieves and updates detailed artist and track information from external databases to organize music collections. The application supports high fidelity audio playback of various codecs and tracker files, utilizing gapless transitions and cue sheets. It features visual music navigation through an image-based gallery for browsing albums and artists via cover art. The system provides tools for local m

wavesurfer.js is a WebAudio playback library and interactive waveform visualizer that renders audio data onto an HTML5 canvas. It enables users to see and navigate sound files through a visual representation of audio peaks, allowing for direct seeking and playback control within a web browser. The project is distinguished by its flexible rendering model, which can use precomputed peak data to display waveforms without downloading or decoding the full audio file. It utilizes a plugin-based extension model to integrate advanced tools such as spectrograms, interactive audio timelines, and real-t

Nannou is a creative coding framework for Rust designed for building interactive visual and audio sketches. It provides a loop-based API with hardware-accelerated 2D and 3D rendering, serving as a toolkit for generative art production and multimedia installation design. The framework is distinguished by its comprehensive hardware communication interface, which bridges software with physical devices via MIDI, OSC, DMX, serial, and laser DAC protocols. It also includes specialized projection mapping tools for warping visual output to fit non-standard physical surfaces and a dedicated GPU shader