# libusb
[![Build Status](https://travis-ci.org/libusb/libusb.svg?branch=master)](https://travis-ci.org/libusb/libusb)
+[![Build status](https://ci.appveyor.com/api/projects/status/xvrfam94jii4a6lw?svg=true)](https://ci.appveyor.com/project/LudovicRousseau/libusb)
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libusb is a library for USB device access from Linux, Mac OS X,
Windows, OpenBSD/NetBSD and Haiku userspace.
It is written in C (Haiku backend in C++) and licensed under the GNU
Lesser General Public License version 2.1 or, at your option, any later
-version (see COPYING).
+version (see [COPYING](COPYING)).
libusb is abstracted internally in such a way that it can hopefully
-be ported to other operating systems. Please see the PORTING file
-for more information.
+be ported to other operating systems. Please see the [PORTING](PORTING)
+file for more information.
libusb homepage:
http://libusb.info/