macOS
Homebrewverified · 100%
brew install libproxylocal Homebrew formula metadata
MacPortsverified · 94%
sudo port install libproxyMacPorts ports tree · net/libproxy/Portfile · source: api.github.com
brew
Install libproxy with Homebrew, apk, apt, dnf, MacPorts, Nix, pacman
Library that provides automatic proxy configuration management. Version 0.5.12 via Homebrew; verified from local package data.
install
Additional install commands
Linux
Alpine Linux apkverified · 92%
sudo apk add libproxyAlpine Linux edge package indexes · libproxy · source: dl-cdn.alpinelinux.org
Debian aptverified · 92%
sudo apt install libproxy-devDebian stable package indexes · libproxy-dev · source: deb.debian.org
Fedora dnfverified · 92%
sudo dnf install libproxyFedora Rawhide package metadata · libproxy · source: dl.fedoraproject.org
Nixverified · 92%
nix profile install nixpkgs#libproxynixpkgs package indexes · pkgs/by-name/li/libproxy/package.nix · source: api.github.com
Arch Linux pacmanverified · 92%
sudo pacman -S libproxyArch Linux sync databases · libproxy · source: geo.mirror.pkgbuild.com
overview
Package summary
Library that provides automatic proxy configuration management
Project links
Commands and aliases
- proxy
history
Project history and usage
libproxy is a cross-platform library for automatic proxy configuration. It exists so applications can ask one question, how to reach a network resource, without each application reimplementing environment-variable parsing, desktop proxy settings, PAC, WPAD, and network-change behavior.
Project history
The project originated before its GitHub repository; the 0.4.12 release notes on 2016-01-12 explicitly say development moved to `github.com/libproxy/libproxy`. The GitHub repository itself was created on 2015-04-17.
The 0.4 series carried the traditional plugin-heavy proxy resolver stack, including desktop-environment integration and JavaScript engines for PAC. In 2023, the 0.5.0 release included a complete rewrite, and subsequent 0.5.x releases concentrated on platform behavior, Windows handling, XDG Desktop Portal support, PAC edge cases, packaging, and build cleanup.
Adoption history
libproxy spread through desktop and distribution ecosystems because proxy configuration is a cross-application problem. Its README lists support for Windows, Mac, and Linux/UNIX, and the repository displays Repology badges for Arch, Debian, Fedora, FreeBSD, Gentoo, Homebrew, MSYS2, openSUSE, Ubuntu, and others.
How it is used
Applications and libraries use libproxy to resolve the proxy or direct connection to use for a URL. Homebrew also installs the `proxy` command, giving users a small CLI surface around the same automatic proxy-resolution behavior.
Why package nerds care
libproxy is package-nerd significant because it is plumbing: when proxy auto-detection is wrong, every downloader, updater, package manager, and network client feels broken. Packaging it consistently lets desktop and CLI software share one resolver instead of each shipping a slightly different proxy stack.
The 0.5 rewrite and later fixes show why distributions care about this library despite its small API. Build options, PAC JavaScript engines, desktop plugins, and platform-specific proxy stores all affect whether higher-level network software works behind corporate and campus proxies.
Timeline
- 2015-04-17: The GitHub repository was created.
- 2016-01-12: Version 0.4.12 noted the move of development to GitHub.
- 2020-12-04: Version 0.4.16 fixed CVE-2020-26154 and CVE-2020-25219 and updated PAC-related internals.
- 2023-05-15: Version 0.5.0 shipped a complete rewrite.
- 2024-04-25: Version 0.5.6 added XDG Desktop Portal proxy resolver support.
Related projects
- GNOME, KDE, XDG Desktop Portal, PAC and WPAD implementations, GLib/GIO networking, curl-like downloaders, and operating-system proxy settings are the related ecosystem.
Sources
security posture
Risk level: orange
infrastructure mutation or orchestration signal.
Risk classifier
orange risk · medium confidence · infrastructure
Why
- infrastructure mutation or orchestration signal
Signals
- text:configuration management
Install behavior
- No Homebrew post-install hook is recorded in formula metadata.
- Homebrew bottle metadata is available for 6 platform targets.
- Installs with 2 runtime dependencies.
- Build metadata lists 6 build dependencies.
Recommended review
Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.
executables
Installed executables
| Command | Kind | Exposure | Note |
|---|---|---|---|
proxy | cli | global executable |
freshness
Version and 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.
page generated2026-07-08
manager version0.5.12
manager updated
local dataok
upstreamcurrent
latest detected0.5.12
https://github.com/libproxy/libproxy
- infoNo package-manager update timestamp was available.low confidence
install metadata
Package metadata
| Package key | brew:libproxy |
|---|---|
| Version | 0.5.12 |
| Package manager | Homebrew |
| Package manager page | https://formulae.brew.sh/formula/libproxy |
| Homepage | https://libproxy.github.io/libproxy/ |
| Repository | https://github.com/libproxy/libproxy |
| Upstream docs | https://libproxy.github.io/libproxy |
| License | LGPL-2.1-or-later |
| Source archive | https://github.com/libproxy/libproxy/archive/refs/tags/0.5.12.tar.gz |
| Dependencies | duktape, glib |
| Build dependencies | gobject-introspection, gsettings-desktop-schemas, meson, ninja, pkgconf, vala |
| Uses from macOS | curl |
| Bottle | available (on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux) |
| Homebrew post-install | not defined |
| Service | none declared |
registry facts
Source database details
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | libproxy |
| Version Scheme | 0 |
| Revision | 0 |
| Head Version | HEAD |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
source database matches
Other package-manager records
Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.
Debian apt95%
libproxy-dev 0.5.9-1
automatic proxy configuration management library (devel)
https://libproxy.github.io/libproxy/
sudo apt install libproxy-dev- Section: libdevel
- Architecture: amd64
- Source Package: libproxy
- 2 dependencies
- normalized package name match
- Matched by: Libproxy
Debian apt95%
libproxy-tools 0.5.9-1
automatic proxy configuration management library (tools)
https://libproxy.github.io/libproxy/
sudo apt install libproxy-tools- Section: utils
- Architecture: amd64
- Source Package: libproxy
- 2 dependencies
- normalized package name match
- Matched by: Libproxy
Debian apt95%
libproxy1-plugin-gsettings 0.5.9-1
transitional package for libproxy GSettings plugin
https://libproxy.github.io/libproxy/
sudo apt install libproxy1-plugin-gsettings- Section: libs
- Architecture: amd64
- Source Package: libproxy
- 1 dependencies
- normalized package name match
- Matched by: Libproxy
Debian apt95%
libproxy1-plugin-kconfig 0.5.9-1
transitional package for libproxy KConfig plugin
https://libproxy.github.io/libproxy/
sudo apt install libproxy1-plugin-kconfig- Section: libs
- Architecture: amd64
- Source Package: libproxy
- 1 dependencies
- normalized package name match
- Matched by: Libproxy
Debian apt95%
libproxy1-plugin-networkmanager 0.5.9-1
transitional package for libproxy NetworkManager plugin
https://libproxy.github.io/libproxy/
sudo apt install libproxy1-plugin-networkmanager- Section: libs
- Architecture: amd64
- Source Package: libproxy
- 1 dependencies
- normalized package name match
- Matched by: Libproxy
Debian apt95%
libproxy1-plugin-webkit 0.5.9-1
transitional package for libproxy Webkit plugin
https://libproxy.github.io/libproxy/
sudo apt install libproxy1-plugin-webkit- Section: libs
- Architecture: amd64
- Source Package: libproxy
- 1 dependencies
- normalized package name match
- Matched by: Libproxy
Debian apt95%
libproxy1v5 0.5.9-1
automatic proxy configuration management library (shared)
https://libproxy.github.io/libproxy/
sudo apt install libproxy1v5- Section: libs
- Architecture: amd64
- Source Package: libproxy
- 4 dependencies
- normalized package name match
- Matched by: Libproxy
Nix95%
libproxy
nix profile install nixpkgs#libproxy- normalized package name match
- Matched by: Libproxy
Ubuntu apt95%
libproxy-dev 0.5.4-4build1
automatic proxy configuration management library (devel)
https://libproxy.github.io/libproxy/
sudo apt install libproxy-dev- Section: universe/libdevel
- Architecture: amd64
- Source Package: libproxy
- 2 dependencies
- normalized package name match
- Matched by: Libproxy
Ubuntu apt95%
libproxy-tools 0.5.4-4build1
automatic proxy configuration management library (tools)
https://libproxy.github.io/libproxy/
sudo apt install libproxy-tools- Section: universe/libs
- Architecture: amd64
- Source Package: libproxy
- 2 dependencies
- normalized package name match
- Matched by: Libproxy
Ubuntu apt95%
libproxy1-plugin-gsettings 0.5.4-4build1
transitional package for libproxy GSettings plugin
https://libproxy.github.io/libproxy/
sudo apt install libproxy1-plugin-gsettings- Section: libs
- Architecture: amd64
- Source Package: libproxy
- 1 dependencies
- normalized package name match
- Matched by: Libproxy
Ubuntu apt95%
libproxy1-plugin-kconfig 0.5.4-4build1
transitional package for libproxy KConfig plugin
https://libproxy.github.io/libproxy/
sudo apt install libproxy1-plugin-kconfig- Section: universe/libs
- Architecture: amd64
- Source Package: libproxy
- 1 dependencies
- normalized package name match
- Matched by: Libproxy
Ubuntu apt95%
libproxy1-plugin-networkmanager 0.5.4-4build1
transitional package for libproxy NetworkManager plugin
https://libproxy.github.io/libproxy/
sudo apt install libproxy1-plugin-networkmanager- Section: libs
- Architecture: amd64
- Source Package: libproxy
- 1 dependencies
- normalized package name match
- Matched by: Libproxy
Ubuntu apt95%
libproxy1-plugin-webkit 0.5.4-4build1
transitional package for libproxy Webkit plugin
https://libproxy.github.io/libproxy/
sudo apt install libproxy1-plugin-webkit- Section: universe/libs
- Architecture: amd64
- Source Package: libproxy
- 1 dependencies
- normalized package name match
- Matched by: Libproxy
Ubuntu apt95%
libproxy1v5 0.5.4-4build1
automatic proxy configuration management library (shared)
https://libproxy.github.io/libproxy/
sudo apt install libproxy1v5- Section: libs
- Architecture: amd64
- Source Package: libproxy
- 4 dependencies
- normalized package name match
- Matched by: Libproxy
apk95%
libproxy 0.5.12-r0
Library handling all the details of proxy configuration
https://github.com/libproxy/libproxy
sudo apk add libproxy- License: LGPL-2.0-or-later
- Architecture: x86_64
- Source Package: libproxy
- 1 dependencies
- 1 provides
- normalized package name match
- Matched by: Libproxy
source trail
Generated from repository data
This page is generated by av-web from the private package SQLite artifact built by scripts/generate-pkg-sqlite.py.
Combined YAML source
View the package source record on GitHub.
Used sources
- Geiger risk classifier
- Nucleus package database
- av.db category and tag curation
- cross-ecosystem install command graph
- curated package history
- external package-manager database matches
- package relationship graph
- package version freshness
- package-page enrichment