Open-Source Licenses

Fadurrr™ © 2026 Cory Jimenez. All rights reserved. The app builds on the open-source work below; stem models are downloaded at runtime from the named sources and checksum-verified before use — they are not bundled with the app.

Spleeter — stem separation models

Copyright © Deezer SA. MIT License. github.com/deezer/spleeter · Model files: the spleeter-4stems-onnx conversion published on Hugging Face, pinned to a fixed revision.

HT-Demucs / Demucs — HQ stem separation

Copyright © Meta Platforms, Inc. MIT License. github.com/facebookresearch/demucs

ONNX Runtime

Copyright © Microsoft Corporation. MIT License. github.com/microsoft/onnxruntime

Kotlin standard library

Copyright © JetBrains s.r.o. Apache License 2.0. github.com/JetBrains/kotlin

AndroidX WorkManager

Copyright © The Android Open Source Project. Apache License 2.0.

Controller MIDI data

The MIDI assignments in Fadurrr's built-in controller profiles are factual data transcribed from the manufacturers' own published MIDI message lists (Pioneer DJ / AlphaTheta Corporation; Guillemot Corporation / Hercules). All product names and trademarks belong to their owners; Fadurrr is not affiliated with or endorsed by them.

MIT License text (Spleeter, Demucs, ONNX Runtime)

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Apache License 2.0 full text: apache.org/licenses/LICENSE-2.0