Licenses

DRAFT – the sources of some sounds and recordings are still being confirmed (Docs/Release/Lizenzen.md).

Unreal Engine. Ballerspiel uses the Unreal® Engine. Unreal® is a trademark or registered trademark of Epic Games, Inc. in the United States of America and elsewhere. Unreal® Engine, Copyright 1998–2026, Epic Games, Inc. All rights reserved.

Fonts. Rubik and Rubik Doodle Shadow (the Rubik Project Authors), Rubik Wet Paint (the Rubik Filtered Project Authors) and Noto Naskh Arabic UI, Noto Sans Devanagari and Noto Sans Thai (the Noto Project Authors) are licensed under the SIL Open Font License 1.1.

Art and animation. 3D art by Synty Studios (POLYGON and SIMPLE series, POLYGON Nature Biomes). Content by Epic Games (Starter Content, Learning Kits, FX Variety Pack, Military Weapons Silver). Animations partly from Adobe Mixamo. The planet Clownanus and the grenade cake were generated with Meshy (CC BY 4.0).

Sound. Universal Sound FX by Imphenzia. Powerup pedestal effects from Fab. Sound effects obtained from https://www.zapsplat.com. Voice (English and German): Christian Laufkötter.

Music. Original music by Tom Robin Staab. Compositions in the public domain: Scott Joplin, The Entertainer; Julius Fučík, Entry of the Gladiators; Jean-Baptiste Lully, Marche pour la Cérémonie des Turcs.