A modern, cross platform C# binding for libusb.
Copyright (c) 2026 Thomas Mittet, project URL: https://github.com/tmittet/UsbDotNet/.

NuGet packages: https://www.nuget.org/packages/UsbDotNet/.

UsbDotNet is licensed under the MIT License (see /LICENSE). It dynamically links to libusb, which is licensed under the LGPL-2.1. Precompiled libusb binaries are included in compliance with LGPL.

• The libusb-1.0 library is bundled with this project for convenience
• libusb-1.0 is part of the libusb project and is licensed under LGPL-2.1
• Precompiled binaries are included in /src/UsbDotNet.LibUsbNative/runtimes/
• You may replace the binaries with any LGPL-compliant versions

• The full LGPL-2.1 license text is provided in /LICENSE.libusb
• Use of libusb doesn’t imply endorsement from the libusb project
• If you modify or redistribute the libusb binaries, you must follow the LGPL-2.1 terms