Each bundled or linked component below remains governed by its own license; those entries satisfy the attribution and source-availability requirements those licenses place on us as a distributor. The service entries identify online providers named in our legal pages. The same catalogue is available in the app under Settings → About.
FFmpeg is bundled as a separate, independently executed program under the GPL-3.0-or-later license. Quven bundles a vanilla GPL build of FFmpeg. The complete corresponding source code is available under the same license at https://ffmpeg.org/download.html.
Bundled components
- AsyncImageLoader.Avalonia MIThttps://github.com/AvaloniaCommunity/AsyncImageLoader.Avalonia
- Avalonia MIThttps://avaloniaui.net/
- CliWrap MIThttps://github.com/Tyrrrz/CliWrap
- CommunityToolkit.Mvvm MIThttps://github.com/CommunityToolkit/dotnet
- Entity Framework Core MIThttps://github.com/dotnet/efcore
- F23.StringSimilarity MIThttps://github.com/feature23/StringSimilarity.NET
- FFmpeg GPL-3.0-or-laterhttps://ffmpeg.org/
- LibVLC LGPL-2.1-or-laterhttps://www.videolan.org/vlc/libvlc.html
Quven links LibVLC dynamically via LibVLCSharp.Avalonia. The bundled, unmodified LibVLC binary may be replaced by the user with a compatible version.
- LibVLCSharp.Avalonia LGPL-2.1-or-laterhttps://code.videolan.org/videolan/LibVLCSharp
- Makaretu.Dns.Multicast.New MIThttps://github.com/iadepre/net-dns
- Mapperly Apache-2.0https://github.com/riok/mapperly
- Material.Icons.Avalonia MIThttps://github.com/SKProCH/Material.Icons.Avalonia
- Microsoft.Extensions.Http.Resilience MIThttps://github.com/dotnet/extensions
- Polly BSD-3-Clausehttps://github.com/App-vNext/Polly
- Quickenshtein MIThttps://github.com/Turnerj/Quickenshtein
- Serilog Apache-2.0https://serilog.net/
- SkiaSharp MIThttps://github.com/mono/SkiaSharp
- SQLite Public Domainhttps://www.sqlite.org/copyright.html
- System.Reactive MIThttps://github.com/dotnet/reactive
- TMDbLib MIThttps://github.com/jellyfin/TMDbLib
Third-party online services
These services are contacted only when the related feature is configured, enabled or requested. Their availability is not guaranteed by us and each is governed by its own terms.
- Cloudflare Service APIhttps://www.cloudflare.com/
Quven uses Cloudflare for content delivery and protection, managed TURN relay, and transactional email where those features are configured.
- Configurable AI provider Service APIhttps://www.deepseek.com/
AI disambiguation calls use the configured OpenAI-compatible provider API under the operator's account; DeepSeek is the default provider.
- JustWatch Streaming availability data via TMDbhttps://www.justwatch.com/
Streaming availability data is licensed to TMDb by JustWatch and is shown for information only.
- OMDb Service APIhttps://www.omdbapi.com/
External rating lookups use the OMDb API under the operator's API key.
- OpenSubtitles Service APIhttps://www.opensubtitles.com/
Subtitle search and acquisition can contact OpenSubtitles under the operator's API key.
- Sentry Service APIhttps://sentry.io/
Opt-in diagnostics and crash reporting use Sentry when diagnostics are enabled.
- Stripe Service APIhttps://stripe.com/
Stripe processes payments only when paid plans begin.
- TMDb Service API (free, with attribution)https://www.themoviedb.org/
This product uses the TMDb API but is not endorsed or certified by TMDb.
Quven's own source code is proprietary and provided under the End User License Agreement. See also our Terms & Conditions and Privacy Policy.