macOS
brew install usbredirlocal Homebrew formula metadata
sudo port install usbredirMacPorts ports tree · devel/usbredir/Portfile · source: api.github.com
brew
USB traffic redirection library. Version 0.15.0 via Homebrew; verified from local package data.
install
brew install usbredirlocal Homebrew formula metadata
sudo port install usbredirMacPorts ports tree · devel/usbredir/Portfile · source: api.github.com
sudo apk add libusbredirhostAlpine Linux edge package indexes · libusbredirhost · source: dl-cdn.alpinelinux.org
sudo apt install libusbredirhost-devDebian stable package indexes · libusbredirhost-dev · source: deb.debian.org
sudo dnf install usbredirFedora Rawhide package metadata · usbredir · source: dl.fedoraproject.org
nix profile install nixpkgs#usbredirnixpkgs package indexes · pkgs/by-name/us/usbredir/package.nix · source: api.github.com
sudo pacman -S usbredirArch Linux sync databases · usbredir · source: geo.mirror.pkgbuild.com
sudo zypper install libusbredirhost1openSUSE Tumbleweed package metadata · libusbredirhost1 · source: download.opensuse.org
overview
USB traffic redirection library
history
usbredir is both a network protocol for forwarding USB device traffic and the software package that implements it. The SPICE project documentation describes a parser library, a host-side library, and utilities that let a USB device attached to one machine appear inside another, commonly a virtual machine.
The official Git history begins with an initial usbredir import on 2011-02-03. The protocol documentation records version 0.2 as the version demonstrated at FOSDEM 2011 and version 0.3, released on 2011-07-14, as the first stable version intended for later compatibility.
Although created for SPICE, the SPICE documentation explicitly says the protocol and usbredirhost library are independent of SPICE. That separation is important historically: usbredir became a reusable USB-over-network mechanism rather than only a private detail of one remote desktop stack.
The protocol continued to evolve through the early 2010s. The official protocol document records filtering support in version 0.4 in 2012, 64-bit packet IDs in 0.5, buffered bulk input in 0.6, and protocol version 0.7 in 2014 with bulk-stream changes.
usbredir's main adoption path was virtualization. The SPICE page documents use with QEMU, libvirt, virt-manager, remote-viewer, and Windows clients using UsbDk, while also noting that the guest side is implemented for QEMU and shipped as part of QEMU.
The input package metadata lists usbredir across Alpine, Homebrew, Debian, Fedora, MacPorts, Nix, Arch, Ubuntu, and openSUSE package families. That spread matches its role as a low-level library used by virtualization stacks rather than as a daily end-user command.
On the host side, applications provide a libusb device handle and callbacks for transporting usbredir data, then monitor usbredir and libusb events. The `usbredirect` utility can export a USB device over TCP as a client or server.
In VM workflows, users add USB redirection devices in virt-manager or libvirt XML, configure QEMU `usb-redir` devices and SPICE channels, and select devices from remote-viewer once the SPICE connection is established. Filtering rules can block or auto-connect devices by USB class, vendor, product, and version.
usbredir is package-nerd significant because it is the quiet glue behind a visible virtualization feature. Installing it satisfies build/runtime dependencies for QEMU/SPICE USB redirection and exposes the libraries that let packagers connect libusb, SPICE clients, and QEMU devices cleanly.
security posture
library-like package without higher-risk signals.
green risk · low confidence · appliance
Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.
executables
| Command | Kind | Exposure | Note |
|---|---|---|---|
usbredirect | cli | global executable |
freshness
These signals separate page generation age, package-manager activity, and upstream release comparison. Version lag is warned only when an evidence URL and comparable versions are present.
install metadata
| Package key | brew:usbredir |
|---|---|
| Version | 0.15.0 |
| Package manager | Homebrew |
| Package manager page | https://formulae.brew.sh/formula/usbredir |
| Homepage | https://www.spice-space.org |
| Repository | https://gitlab.freedesktop.org/spice/usbredir |
| Upstream docs | https://gitlab.freedesktop.org/spice/usbredir |
| License | GPL-2.0-or-later AND LGPL-2.0-or-later |
| Source archive | https://www.spice-space.org/download/usbredir/usbredir-0.15.0.tar.xz |
| Dependencies | glib, libusb |
| Build dependencies | meson, ninja, pkgconf |
| Bottle | available (on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, arm64_ventura, sonoma, ventura, x86_64_linux) |
| Homebrew post-install | not defined |
| Service | none declared |
registry facts
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | usbredir |
| Version Scheme | 0 |
| Revision | 0 |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
source database matches
Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.
libusbredirhost-dev 0.15.0-1
implementing the usb-host (*) side of a usbredir connection (development)
sudo apt install libusbredirhost-devlibusbredirhost1t64 0.15.0-1
Implementing the usb-host (*) side of a usbredir connection (runtime)
sudo apt install libusbredirhost1t64libusbredirparser-dev 0.15.0-1
Parser for the usbredir protocol (development)
sudo apt install libusbredirparser-devlibusbredirparser1t64 0.15.0-1
Parser for the usbredir protocol (runtime)
sudo apt install libusbredirparser1t64usbredirect 0.15.0-1
Simple USB host TCP client
sudo apt install usbredirectusbredir
nix profile install nixpkgs#usbredirlibusbredirhost-dev 0.13.0-2.1build1
implementing the usb-host (*) side of a usbredir connection (development)
sudo apt install libusbredirhost-devlibusbredirhost1t64 0.13.0-2.1build1
Implementing the usb-host (*) side of a usbredir connection (runtime)
sudo apt install libusbredirhost1t64libusbredirparser-dev 0.13.0-2.1build1
Parser for the usbredir protocol (development)
sudo apt install libusbredirparser-devlibusbredirparser1t64 0.13.0-2.1build1
Parser for the usbredir protocol (runtime)
sudo apt install libusbredirparser1t64usbredirect 0.13.0-2.1build1
Simple USB host TCP client
sudo apt install usbredirectlibusbredirhost 0.14.0-r0
USB network redirection protocol libraries
https://www.spice-space.org/usbredir.html
sudo apk add libusbredirhostlibusbredirparser 0.14.0-r0
USB network redirection protocol libraries
https://www.spice-space.org/usbredir.html
sudo apk add libusbredirparserusbredir 0.14.0-r0
USB network redirection protocol libraries
https://www.spice-space.org/usbredir.html
sudo apk add usbredirusbredir-dev 0.14.0-r0
USB network redirection protocol libraries (development files)
https://www.spice-space.org/usbredir.html
sudo apk add usbredir-devusbredir-doc 0.14.0-r0
USB network redirection protocol libraries (documentation)
https://www.spice-space.org/usbredir.html
sudo apk add usbredir-docsource trail
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View the package source record on GitHub.