Licences and Acknowledgements
DYSC includes open-source software and typefaces created by others. Those components remain subject to their own licences. Their inclusion does not imply that their authors or rights holders sponsor or endorse DYSC.
Software used by the iOS app
| Component | Version | Licence and source |
|---|---|---|
| Get, by Alexander Grebenyuk | 2.2.1 | MIT License |
| Jellyfin Swift SDK, by Jellyfin and contributors | 2.1.0 | Mozilla Public License 2.0 |
| Swift Atomics, by Apple and the Swift project authors | 1.3.1 | Apache License 2.0 |
| Swift Collections, by Apple and the Swift project authors | 1.6.0 | Apache License 2.0 |
| SwiftNIO, by Apple and the SwiftNIO project authors | 2.101.3 | Apache License 2.0, including the upstream NOTICE |
| SwiftNIO Transport Services, by Apple and contributors | 1.28.0 | Apache License 2.0 |
| Swift System, by Apple and contributors | 1.7.4 | Apache License 2.0 |
Typefaces used by this website
| Typeface | Credit | Licence and source |
|---|---|---|
| Instrument Serif | Designed by Rodrigo Fuenzalida for Instrument | SIL Open Font License 1.1 |
| Nothing You Could Do | Designed by Kimberly Geswein | SIL Open Font License 1.1 |
| Space Grotesk | Designed by Florian Karsten | SIL Open Font License 1.1 |
Licence texts
Complete licence and NOTICE texts should also be included with the distributed app in Settings → About or another location available without an internet connection.
Website media and brand assets
The DYSC name, DYSC icon, wordmark, website design, original copy, and DYSC-produced feature videos are © 2026 Tunahan Ekici unless stated otherwise. Product demonstrations may show third-party media artwork, metadata, interfaces, devices, or service marks. Copyright and trademark rights in that material remain with their respective owners; its appearance does not transfer or license those rights to website visitors.
The fictional album artwork shown in the website's DYSC collection demonstration was created by Reddit user u/jmort125. Copyright in that artwork remains with its creator. DYSC's acknowledgement does not grant website visitors a licence to copy, redistribute, or reuse the artwork.
“Download on the App Store,” Apple, App Store, TestFlight, iPhone, iPad, CarPlay, Siri, and related Apple marks and badge artwork are trademarks or materials of Apple Inc. and are used subject to Apple's applicable marketing and identity guidelines.
Service and trademark acknowledgements
DYSC communicates with Jellyfin servers using the Jellyfin API and Jellyfin Swift SDK. Jellyfin and related marks belong to their respective owners.
Plex and the Plex logo are trademarks of Plex. DYSC's use of the Plex name is limited to describing compatibility and interoperability. See the Plex Trademark Guidelines.
Navidrome, OpenSubsonic, and related project names and logos belong to their respective owners or contributors. DYSC is an independent project and is not affiliated with, sponsored by, certified by, or endorsed by Jellyfin, Plex, Navidrome, OpenSubsonic, or their owners and contributors.
Compatibility is not a licence
References to a third-party service, API, device, or format describe compatibility only. They do not grant a licence to third-party software, media, artwork, marks, or services. Users remain responsible for having the rights and permissions needed for the content and servers they access through DYSC.