Copyright © 2026 Baldur's Astro. All rights reserved.

Phos is free for personal and commercial use worldwide, including client commissions and prints. You retain 100% ownership of your input and processed images; I claim no rights over them.

You may study the code and architecture if you are curious. You must not resell, sublicense, repackage or distribute Phos as part of another product or paid service; extract, copy, retrain or reuse its models or weights to build a competing tool; remove copyright notices; or claim Phos as your own work.

Privacy and disclaimer

Phos processes your images 100% locally on your machine with zero telemetry, tracking or personal data collection. It requires no account.

Phos is provided "as is", without warranty of any kind. Use it at your own risk and maintain backups of your data. Governed by French law.

Questions or bug reports: contact@baldursastro.org

Third party components

Phos is built in Rust. The interface uses Slint under the Slint Royalty-free Desktop, Mobile, and Web Applications License 2.0, with attribution shown in the Credits dialog. Other components are ONNX Runtime (MIT), Dawn (BSD 3 clause), CFITSIO (NASA HEASARC), and the Rust crates declared in Cargo.toml: anyhow, dirs, fitsio, ndarray, ort, rayon, rfd and slint, all under permissive licenses such as MIT, Apache 2.0, BSD, ISC, Zlib and Unicode 3.0.

Bundled typefaces, both under the SIL Open Font License 1.1: Inter (The Inter Project Authors) and JetBrains Mono (The JetBrains Mono Project Authors).
