libusb for Java

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LibusbJava is a Java wrapper for libusb and is developed and maintained at the INF Institut für Ingenieurinformatik of the Eastern Switzerland University of Applied Sciences.


This projects provides the necessary shared libraries in C++ and Java classes to access libusb trough the Java Native Interface. The class ch.ntb.usb.LibusbJava loads the shared library and provides the native interface to access the underlying libusb.
The source code is organized as follows:

  • LibusbJava_C → the code for the shared library in C
  • LibusbJava_Java → the java source code together with eclipse plugin project
  • LibusbJavaFeature → the feature project eclipse plugin

LibusbJava is licensed under the Apache License 2.0.
For any feedback or suggestions please use the GitLab project page at

You can use an USB device with LibusbJava with few steps: create a context, search a device, open it, claim an interface. After this you are ready to transfer data to your device (see First Steps).


2022/5/31: New hosting

transferred from github to our gitlab server

2018/10/23: New license

change of license to Apache License 2.0

2018/10/23: New version

full libusb support (interrupt and isochronous transfers added)


start.txt · Last modified: 2022/06/17 16:09 by ursgraf