* chore(cover): scaffold cover module and rust cover_cache stub Wave 0: src/cover/ skeleton per contracts.md §12, stub IPC commands in cover_cache/mod.rs (no-op returns until phase B). * feat(cover): add unified cover module and tier resolver (phase A) Wave 1A: tiers, storage keys, resolveJs with cold/sibling races, useCoverArt, CoverArtImage, layoutSizes, playback scope helpers, coverSiblings tier ladder, deprecated shims on subsonicStreamUrl. * feat(cover): rust disk cache and tier-ready events (phase B) Wave 1B: cover_cache module with WebP tier encode, HTTP canonical 800 fetch, cover_cache_* commands, cover:tier-ready / cover:evicted events, disk layout tests. * feat(cover): prefetch hook, tier-ready handoff, library backfill IPC (phase B/C) Wave 2: useCoverArtPrefetch, cover:tier-ready/evicted bridge, one-time IDB cover key clear, prefetch registry drain, MainApp wiring. * feat(cover): migrate dense grids to CoverArtImage and prefetch (phase D) Wave 3A: dense surfaces use layout-native displayCssPx, surface=dense, coverPrefetchRegister on Home/Albums/search; AlbumCard cell width from grid. * feat(cover): migrate sparse surfaces and integrations (phase E sparse) Wave 3B: sparse CoverArtImage/useCoverArt, lightbox tier 2000, ArtistHeroCover, MPRIS/Discord/export integrations, playback chrome and detail heroes. * feat(cover): revalidation scheduler and disk pressure gate (phase E+) Wave 4: coverCacheMaxMb settings (en/ru), StorageTab disk usage, cover_cache_configure, useCoverRevalidateScheduler, playbackServer uses cover fetchUrl; pressure watermarks. * docs: CHANGELOG and credits for cover art pipeline PR #869 * fix(cover): stop webview getCoverArt storm on dense grids (429) Dense surfaces no longer put rotating getCoverArt URLs in img src; load disk via Rust ensure + convertFileSrc. Tier-ready notifies listeners instead of invalidating IDB. Throttle background prefetch and cap Home registry. * fix(cover): omit empty img src until cover URL is ready React 19 warns on src=""; CoverArtImage uses undefined until disk/IDB resolves; queue current track shows placeholder when src is still empty. * fix(cover): disk cache by host index key, parallel ensure, asset protocol Bind cover storage to serverIndexKey (library host), rename cover IPC/events, fix REST base URL and Tauri flat args, enable protocol-asset for disk paths, add prioritized ensure queue, and wipe legacy profile-UUID cache once. Limit Vite dep scan to index.html so research/target HTML is ignored. * fix(cover): WebP tiers, disk peek, home cache, asset URLs for mainstage Encode lossy WebP (~82), write only missing tiers, library cover backfill, and cover_cache_peek_batch for fast paint from disk. diskSrcCache + CSP asset protocol; no IDB fallback when server is up. Session Home feed cache with warm peek on return; BecauseYouLike deduped cover hook and high prefetch. * feat(cover): per-server cache strategy and native library backfill Move cover disk cache settings to Offline & cache with Lazy/Aggressive per server, per-server clear, and no size cap. Run full-catalog backfill on the Rust runtime (sync-idle wake, bounded HTTP, bulk 800px writes without flooding the webview). Drop global prefetch limits from auth store and waveform clear from the offline storage block. * fix(build): CSP connect-src for Subsonic API; quieter prod nix build Prod webview blocked axios ping after cover CSP (missing connect-src). Drop cargo tauri -v in flake build, raise Vite chunk limit, ignore tsbuildinfo. * fix(cover): complete WebP ladder in library bulk backfill Aggressive backfill now writes all derived tiers (128–800), skips IDs only when the full ladder exists (not 800 alone), avoids fetch-failed markers on bulk HTTP errors, and stops the pass when the active server changes. * fix(cover,home): navigation-priority backfill and Because You Like UX Pause library cover backfill while navigating; split peek/ensure traffic so grids and rails win over bulk work. Disk src lookup, grid warm hooks, and non-blocking mainstage prime for faster visible covers. Because You Like: session snapshot, staggered horizontal skeleton row, text hidden until cover is ready, and layout aligned with loaded cards. * feat(random-albums,library): local-first album fetch + cover art pipeline Random Albums теперь запрашивает локальный SQLite-индекс (ORDER BY RANDOM() LIMIT N) вместо сетевого запроса к серверу. При готовом индексе спиннер исчезает практически мгновенно; сеть используется только как фолбэк. - advanced_search.rs: добавляет `("random", _) => RANDOM()` в allowlist сортировок - browseTextSearch.ts: runLocalRandomAlbums — SQLite-рандом для Albums - RandomAlbums.tsx: doFetchRandomAlbums local-first для обоих путей (без жанра и с жанром через runLocalAlbumsByGenres + JS-shuffle); speculative reserve прогревает следующий батч в фоне после каждого Refresh Также: обновление пайплайна обложек (coverTraffic, peekQueue, ensureQueue, diskSrcLookup, warmDiskPeek, prefetchRegistry, useCoverArt, useWarmGridCovers, useCoverNavigationPriority, resolveIntersectionScrollRoot и сопутствующие компоненты/хуки). * fix(random-albums): prevent double-load on Zustand rehydration useEffect([selectedGenres, load]) fired twice on every visit: first with default store values, then again ~50 ms later when Zustand rehydrated mixMinRatingFilterEnabled/minAlbum/minArtist from localStorage. Previously this was invisible because the first network fetch took ~1.5 s, so loadingRef.current was still true on the second fire. With the new local-first SQLite path the first load completes in ~50 ms, leaving the guard cleared before rehydration triggers a second random batch. Fix: ref-pattern — keep loadRef.current fresh on every render, effect depends only on selectedGenres. Manual Refresh and genre-filter changes still call the latest closure correctly. * fix(random-albums): stop warmCoverDiskSrcBatch in fillReserve from causing visual flash fillReserve вызывал warmCoverDiskSrcBatch для обложек резервного батча, что вызывало bumpDiskSrcCache() для каждой новой обложки (~30+ вызовов). Это будило всех подписчиков useCoverArt на текущей странице, провоцируя видимую перерисовку примерно через ~1.5 с после загрузки (когда filterAlbumsByMixRatings делает сетевые запросы к рейтингам артистов). - fillReserve: убран warmCoverDiskSrcBatch — обложки прогреваются лениво при consume резерва через primeAlbumCoversForDisplay - reserve-путь в load(): добавлен primeAlbumCoversForDisplay перед setAlbums (аналогично non-reserve пути; при уже прогретом кэше — мгновенно) * feat(because-you-like): reserve-first pattern — instant display on return visits Каждый визит на Mainstage после первого теперь отдаёт готовую заготовку мгновенно, вместо spinner → сетевые запросы → контент. Архитектура: - resolvePicks / fetchBecauseYouLike вынесены на уровень модуля (выход из замыкания useEffect); читают текущий localStorage, возвращают { anchor, recs, nextAnchorHistory, nextPicksHistory } - fillBecauseReserve — fire-and-forget фоновая функция: запускается сразу после отображения результата, кладёт следующий батч в _becauseReserve. Covers намеренно не прогреваются (bumpDiskSrcCache на текущей странице не нужен); они прогреваются через primeAlbumCoversForDisplay при consume. - useLayoutEffect: если reserve готов — не сбрасывает стейт в skeleton (контент появляется без мигания) - useEffect: reserve-first path — consume → primeCovers → setState → fill; full-fetch path сохранён как fallback при первом визите или промахе Поведение: - Визит 1: full fetch (как раньше) → показ → fillReserve R1 - Визит 2+: consume R1 → мгновенный показ → fillReserve R2 - При сетевом сбое: restore из session cache (как раньше) * fix(because-you-like): initialise state from reserve — no skeleton flash on remount При ремаунте компонент стартовал с refreshing=true/anchor=null/recs=[] и показывал skeleton на один тик до того как useEffect отработает. Теперь useState() использует lazy initializers, которые читают _becauseReserve прямо в первом рендере: если reserve валиден — state сразу refreshing=false, anchor=X, recs=[...] и skeleton не показывается вообще. Covers уже в diskSrcCache (из предыдущего показа) и появляются без дополнительных запросов. useLayoutEffect упрощён: вызывает hasValidReserve() и сбрасывает в skeleton только если reserve отсутствует (для случая navigation без ремаунта). * fix(because-you-like): apply reserve in useLayoutEffect to handle async pool arrival Lazy initializers не могли применить reserve при первом рендере, потому что mostPlayed/recentlyPlayed/starred приходят из Home.tsx асинхронно — pool=[] на первом рендере, poolKey не совпадает с reserve. useLayoutEffect теперь активно ставит стейт из reserve (а не просто не сбрасывает): когда pool обновляется до реальных данных, useLayoutEffect срабатывает синхронно до paint, проверяет reserve и сразу применяет anchor/recs/refreshing=false. При отсутствии reserve — сбрасывает в skeleton как прежде. * fix(because-you-like): reserve > cache > skeleton — eliminate skeleton flash on mount Корневая причина: Home.tsx загружает mostPlayed асинхронно через useEffect, поэтому на первом рендере pool=[], poolKey=''. Reserve хранится с реальным poolKey → mismatch → lazy initializers запускали skeleton. Теперь двухуровневый fallback без зависимости от poolKey: 1. reserve (serverId + poolKey совпадают) → мгновенный новый батч 2. becauseYouLikeCache (только serverId) → stale-while-revalidate, контент доступен сразу с mount, обновляется тихо в фоне 3. skeleton → только при полном отсутствии данных (первый визит) Применяется одинаково в lazy useState initializers, useLayoutEffect и full-fetch path useEffect (не сбрасывать в skeleton пока есть cached контент). * fix(because-you-like): key reserve by serverId only; guard useEffect on empty pool Проблема: reserve хранился с poolKey, но на первом рендере pool=[] → poolKey='' → mismatch → показывался кэш (предыдущий набор) ~500ms пока Home.tsx не загружал mostPlayed. Исправления: - BecauseReserve: убран poolKey — reserve валиден для любого pool-состояния на том же сервере. Pool (топ-артисты) меняется медленно; один раз показать reserve с чуть устаревшим anchor лучше чем показывать предыдущий набор 500ms - hasValidReserve: проверяет только serverId - fillBecauseReserve: убран poolKey из сигнатуры и хранилища - useEffect: guard pool.length === 0 → возврат без fetch/consume; effect перезапустится когда pool заполнится (реальные deps изменятся) → reserve применяется из useLayoutEffect ещё до pool, без стале-флэша Итоговый порядок: reserve (instant, serverId) > cache (stale-while-revalidate) > skeleton (только первый визит) * fix(home): remove mix-rating deps from feed useEffect — prevent Zustand rehydration double-fetch Корень: useAuthStore(mixMinRatingFilterEnabled/Album/Artist) были в deps useEffect. Zustand persist реhydrates асинхронно — сначала activeServerId, потом mix-rating значения. Это вызывало двойной запуск эффекта: - Первый запуск: homeFeedCache hit → показывает набор предыдущего просмотра - Второй запуск (после rehydration): cache miss или повторный fetch с реальными mix-настройками → ~500ms → новый набор Итог: Hero, AlbumRow, BecauseYouLikeRail показывали предыдущий набор первые ~500ms при каждом возврате на Mainstage. Fix: убраны mixMinRatingFilterEnabled/Album/Artist из deps. getMixMinRatingsConfigFromAuth() читается внутри эффекта через getState() — всегда актуальные значения без пересоздания замыкания. Mix-настройки по-прежнему применяются при fetch, но не вызывают двойной запуск при rehydration. * feat(home): local-first discover songs via SQLite ORDER BY RANDOM() Добавлена runLocalRandomSongs (аналог runLocalRandomAlbums для треков) в browseTextSearch.ts — использует libraryAdvancedSearch с sort random, field уже поддерживается Rust-кодом через wildcarded ("random", _) ветку. В Home.tsx: discoverSongs теперь сначала пробует локальный индекс, и только при недоступности (индекс не готов, ошибка) падает обратно на getRandomSongs.view. Ускоряет первую загрузку Mainstage — треки берутся из SSD вместо сети. * fix(home): pre-populate state from cache at mount — eliminate empty-state flash on return visits Причина: Home.tsx размонтируется при навигации. При возврате первый рендер всегда с пустыми массивами (heroAlbums=[], mostPlayed=[] и т.д.), потом useEffect читает homeFeedCache и заполняет state. Даже один кадр с пустым состоянием вызывает перерисовку Hero и BecauseYouLikeRail (pool=[]). Решение: getInitialHomeFeed() читает homeFeedCache синхронно через useAuthStore.getState() (не hook) в lazy useState initializers. К моменту повторного визита store уже rehydrated — все state получают кэшированные данные до первого рендера. Дополнительно: wasPrePopulated предотвращает повторный applyFeedSnapshot в useEffect когда state уже заполнен — иначе новые ссылки на массивы вызывали бы ненужные ре-рендеры дочерних компонентов с теми же данными. * fix(mainstage): keep refresh without return flicker Keep Home and Because You Like visually stable during a single visit while still refreshing data for the next re-enter. Improve mainstage cover warmup by ensuring and pre-decoding above-the-fold artwork so hero and top rails appear instantly after navigation. * fix(mainstage): stabilize because rail and hero background framing Measure Because You Like layout before first paint to avoid width snap flicker, and render hero background as centered cover-fit images so the frame no longer jumps from top to middle on mount. * fix(now-playing): prewarm track data and prevent stale carry-over Warm Now Playing fetch caches and playback cover art on track change so entering the page no longer waits on first-load requests. Gate key-based sections (top songs, tour, Last.fm) by the active track/artist keys to avoid briefly rendering values from the previous track. * fix(cover,test): refresh playback scope and default tauri cover mocks Recompute playback cover scope when queue/server context changes so now-playing art resolves against the correct server after handoffs. Add default cover-cache invoke handlers to the shared Tauri test harness to prevent unhandled rejections in suites that mount cover-aware UI. * fix(cover,now-playing,test): align prewarm scopes and tighten tauri mocks Make cover-cache invoke defaults opt-in for tests, align radio prewarm scope with active rendering scope, and add targeted hook tests for prewarm + playback-scope reactivity. Also harden Rust cover URL building to avoid panic on malformed base URLs. * test(cover): hoist mocked useCoverArt and clean EOF whitespace Fix the new playback-scope hook test to use a hoisted vi.mock-safe stub and keep branch-wide diff checks clean by removing an accidental trailing blank line. * fix(cover): align playback ensure auth and harden backfill retry flow Use playback-server credentials for playback-scoped cover ensures, persist fetch-failed markers for bulk library backfill failures, and avoid advancing backfill cursor when UI-priority hold interrupts a batch. * fix(ci): resolve clippy lint and update frontend node runtime Move fetch helper before the test module to satisfy clippy's items-after-test-module rule, and modernize frontend CI to setup-node v6 with lts/* instead of pinned Node 20. * chore(settings): simplify cover and analytics strategy copy Move strategy summaries below tables, simplify Lazy/Aggressive wording, keep analytics warning always visible, and localize Russian texts to plain language without technical jargon.
A modern desktop client for self-hosted music libraries
Fast. Native. Beautiful. Built for people who actually care about their music collection.
Psysonic is built primarily for Navidrome and also works with Gonic, Airsonic, LMS and other Subsonic-compatible servers, depending on the features supported by your server.
Available languages: English, German, Spanish, French, Norwegian Bokmål, Dutch, Romanian, Russian and Chinese.
More translations are added over time.
No telemetry • Native performance • Navidrome-first • Community driven
Warning
Psysonic is under active development. Bugs and rough edges can happen, and features may change as the project evolves.
What is Psysonic?
Psysonic is a desktop music client for self-hosted music libraries. It is designed for people who want the freedom of their own server without giving up the comfort, polish and speed of a modern music app.
It is built with Rust, Tauri v2 and React, with a strong focus on responsiveness, customization, practical music-library workflows and a user interface that does not require a manual before you can press play.
Psysonic is optimized first and foremost for Navidrome. Other Subsonic-compatible servers can work well too, but advanced features may depend on server-side support.
Highlights
Playback & Queue
- Gapless playback
- Crossfade
- ReplayGain support
- LUFS-based Smart Loudness Normalization
- AudioMuse-AI support
- Infinite Queue
- Smart Radio sessions
- Fast and responsive playback handling
- Low memory usage compared to heavy web-first clients
Audio Tools
- 10-band Equalizer
- Equalizer presets
- AutoEQ headphone correction
- Per-device optimization
- Loudness-aware playback options
Library Management
- Fast search across large libraries
- Albums, artists, tracks and genres
- Ratings support
- Multi-select bulk actions
- Drag & drop playlist management
- Smart Playlists
- Built for large self-hosted collections
Lyrics & Discovery
- Synced lyrics with seek support
- Lyrics provider support: YouLy+, LRCLIB and NetEase
- Auto-scrolling sidebar lyrics
- Fullscreen lyric mode
- Last.fm scrobbling
- Similar artists
- Loved tracks and listening stats
Sharing & Social Listening
-
Magic Strings sharing:
- share albums, artists and queues
- Navidrome user management helpers
- fast account sharing
-
Orbit shared listening sessions:
- host-controlled synchronized playback
- session invites via link
- guest song suggestions
- real-time queue interaction
Personalization & Accessibility
- Large theme collection
- Catppuccin and Nord inspired styles
- Glassmorphism effects
- Font customization
- Zoom controls
- Keybind remapping
- Theme Scheduler for automatic day/night switching
- Colorblind-friendly theme options
- Keyboard-friendly navigation
Power User Extras
- CLI controls
- USB / portable sync
- Backup and restore settings
- In-app auto updater
- LAN / remote auto switching
Orbit brings synchronized shared listening sessions directly into Psysonic.
Start a session, invite others with a link and listen together with host-controlled playback, shared queue interaction and guest song suggestions. It is built for real-world music sharing without turning your self-hosted setup into a social-media circus.
Platforms
| OS | Support |
|---|---|
| Windows | Native installer |
| macOS | Signed DMG |
| Linux | AppImage / DEB / RPM / AUR (psysonic, psysonic-bin) / NixOS |
Install
Linux
curl -fsSL https://raw.githubusercontent.com/Psychotoxical/psysonic/main/scripts/install.sh | sudo bash
Linux builds are also available through GitHub Releases, AUR and Cachix/Nix.
Windows
Download the latest installer from the GitHub Releases.
macOS
Download the signed DMG from the GitHub Releases.
Development
Contributor expectations (PRs, CI, Tauri boundary, UI): CONTRIBUTING.md.
git clone https://github.com/Psychotoxical/psysonic.git
cd psysonic
npm install
npm run tauri:dev
Build release:
npm run tauri:build
Privacy
Psysonic is built for self-hosted music collections. Your library is yours.
- No telemetry
- No spyware nonsense
- No analytics harvesting
- No hidden tracking
See TELEMETRY.md for the telemetry stance and PRIVACY.md for how each opt-in integration handles data.
Community & Support
Join the community, report bugs, suggest features, share themes and help shape the future of Psysonic.
License
Psysonic is licensed under the GNU GPL v3.0.
Forks and Attribution
Psysonic is free and open-source software under the GPLv3. You are welcome to fork it, modify it and build upon it under the terms of the license.
If you publish a modified or rebranded version, please make it clear that your project is based on Psysonic and preserve proper attribution to the original project.
That is not about preventing forks. Forks are part of open source. It is about being honest with users and contributors about where the work comes from.
Features, design work and implementation ideas developed in Psysonic should not be presented as unrelated original work in downstream projects.
Own your music. Enjoy the client too.
Psysonic brings a modern desktop experience to self-hosted music libraries.

