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Third-Party Licenses

Applies to: XenPDF, XenShot, XenCADtoPDF, and other Xenthum desktop utilities · Last updated: July 2026

Xenthum products use open-source components. The following notices apply. Each component is used in accordance with its respective licence. All listed licences are permissive and compatible with commercial distribution on the Microsoft Store.

XenPDF — Third-Party Components

eframe / egui (includes epaint, emath, egui-winit, egui-wgpu)

Copyright © Emil Ernerfeldt and contributors
Licensed under MIT OR Apache-2.0

lopdf

Copyright © J-F Dockes and contributors
Licensed under MIT

rfd (Rusty File Dialogs)

Copyright © Mateusz Mandera and contributors
Licensed under MIT

image

Copyright © The image-rs contributors
Licensed under MIT OR Apache-2.0

winapi

Copyright © Peter Atashian and contributors
Licensed under MIT

Syne (embedded font, ExtraBold weight)

Copyright © Bonjour Monde, Luciano Vergara, Lucas Le Bihan
Licensed under SIL Open Font License 1.1

Notes:

  • eframe pulls in a large transitive dependency tree (winit, wgpu, etc.) — all MIT or Apache-2.0
  • Lucide icons are drawn procedurally as painter paths, not bundled as files, but: Copyright © Lucide Contributors, ISC License
  • Rust standard library: MIT OR Apache-2.0

XenShot — Third-Party Components

Microsoft.Extensions.Hosting / Microsoft.Extensions.*

Copyright © Microsoft Corporation
Licensed under MIT

Serilog

Copyright © Serilog Contributors
Licensed under Apache-2.0

Serilog.Extensions.Hosting

Copyright © Microsoft and Serilog Contributors
Licensed under Apache-2.0

Serilog.Extensions.Logging

Copyright © Microsoft and Serilog Contributors
Licensed under Apache-2.0

Serilog.Sinks.File

Copyright © Serilog Contributors
Licensed under Apache-2.0

H.NotifyIcon / H.NotifyIcon.Wpf

Copyright © havendv contributors
Licensed under MIT

H.GeneratedIcons.System.Drawing

Copyright © havendv contributors
Licensed under MIT

Vortice.Direct3D11 / Vortice.DXGI / Vortice.DirectX

Copyright © Amer Koleci and contributors
Licensed under MIT

Vortice.Mathematics

Copyright © Amer Koleci and contributors
Licensed under MIT

SharpGen.Runtime / SharpGen.Runtime.COM

Copyright © jkoritzinsky and contributors
Licensed under MIT

Lucide Icons

Copyright © Lucide Contributors
Licensed under ISC

Feather Icons portions

Copyright © Feather Icons Contributors
Licensed under MIT

Syne (embedded font, ExtraBold weight)

Copyright © Bonjour Monde, Luciano Vergara, Lucas Le Bihan
Licensed under SIL Open Font License 1.1

Notes:

  • .NET / WPF / Windows APIs are Microsoft platform components, not separate bundled third-party app dependencies
  • DXGI Desktop Duplication and GDI BitBlt are Windows APIs used for capture
  • Windows OCR is used through Windows platform APIs

XenCADtoPDF — Third-Party Components

PDFsharp

Copyright © empira Software GmbH
Licensed under MIT

MigraDoc

Copyright © empira Software GmbH
Licensed under MIT

Lucide Icons

Copyright © Lucide Contributors
Licensed under ISC

Syne (embedded font, ExtraBold weight)

See entry under XenPDF above.

Notes:

  • .NET / WPF / Windows APIs are Microsoft platform components, not separate bundled third-party app dependencies
  • XenCADtoPDF drives the user's own separately-licensed CAD application via COM automation. No CAD vendor binaries are bundled.
  • XenCad.Engine (built-in fallback renderer) is a Xenmark component. Third-party notices for its own dependencies are included in that package.

XenCompare — Third-Party Components

SkiaSharp (includes SkiaSharp.Views.WPF)

Copyright © The Xamarin Project contributors / Microsoft
Licensed under MIT

PDFiumCore (PDFium .NET wrapper)

Copyright © Baptiste Blanchard and contributors
Licensed under MIT

PDFium (underlying PDF engine, via PDFiumCore)

Copyright © Google LLC and The Chromium Authors
Licensed under BSD 3-Clause

Syne (embedded font, ExtraBold weight)

See entry under XenPDF above.

.NET / WPF runtime

Copyright © .NET Foundation and contributors
Licensed under MIT

Notes:

  • Lucide icons are drawn procedurally as geometry paths, not bundled as files, but: Copyright © Lucide Contributors, ISC License
  • SkiaSharp pulls in the Skia graphics library (Google), which is BSD 3-Clause

This website (xenthum.eu)

React

Copyright © Meta Platforms, Inc. and affiliates
Licensed under MIT

React Router

Copyright © Remix Software Inc.
Licensed under MIT

Vite

Copyright © 2019-present VoidZero Inc. and Vite contributors
Licensed under MIT

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