macOS
Homebrewverified · 100%
brew install libaacslocal Homebrew formula metadata
MacPortsverified · 94%
sudo port install libaacsMacPorts ports tree · multimedia/libaacs/Portfile · source: api.github.com
brew
Install libaacs with Homebrew, apk, apt, MacPorts, Nix, pacman
Implements the Advanced Access Content System specification. Version 0.11.1 via Homebrew; verified from local package data.
install
Additional install commands
Linux
Alpine Linux apkverified · 92%
sudo apk add libaacsAlpine Linux edge package indexes · libaacs · source: dl-cdn.alpinelinux.org
Debian aptverified · 92%
sudo apt install libaacs-binDebian stable package indexes · libaacs-bin · source: deb.debian.org
Nixverified · 92%
nix profile install nixpkgs#libaacsnixpkgs package indexes · pkgs/by-name/li/libaacs/package.nix · source: api.github.com
Arch Linux pacmanverified · 92%
sudo pacman -S libaacsArch Linux sync databases · libaacs · source: geo.mirror.pkgbuild.com
Ubuntu aptverified · 92%
sudo apt install libaacs-devUbuntu 24.04 LTS package indexes · libaacs-dev · source: archive.ubuntu.com
overview
Package summary
Implements the Advanced Access Content System specification
Project links
Commands and aliases
- aacs_info
history
Project history and usage
libaacs is VideoLAN's free-software research implementation of the Advanced Access Content System used by Blu-ray media. It deliberately ships code, not title keys or device certificates, which is central to how distributions package it.
Project history
VideoLAN presents libaacs as a research project for understanding AACS through an open-source library, developed mainly by an international group of Doom9 developers. The project sits near libbluray in the VideoLAN media stack, filling the AACS layer needed by players and tools.
Adoption history
The library was adopted by Unix media stacks because VLC, FFmpeg-adjacent workflows, and Blu-ray playback tools needed a packaged AACS implementation. Its no-keys policy made it easier for repositories to carry the library while leaving key databases and certificates outside the package.
How it is used
Users normally install libaacs as a runtime support library for Blu-ray playback or diagnostics, while packagers expose aacs_info for inspection. Encrypted-disc playback still depends on separately supplied legal keys or certificates.
Why package nerds care
libaacs is a classic packaging boundary case: the code is useful and free, but the practical playback story depends on data the project intentionally does not distribute.
Timeline
- 2010s: VideoLAN hosted libaacs as an open implementation of AACS and linked it from the VideoLAN projects list.
- 2020-07-23: VideoLAN published the 0.11.0 source tarball.
- 2022-02-27: VideoLAN published the 0.11.1 source tarball.
Related projects
- Related projects include VLC, libbluray, libbdplus, Doom9 community research, and the AACS specification maintained by AACS LA.
Sources
security posture
Risk level: green
library-like package without higher-risk signals.
Risk classifier
green risk · low confidence · appliance
Why
- library-like package without higher-risk signals
Signals
- metadata:library-like
Install behavior
- No Homebrew post-install hook is recorded in formula metadata.
- Homebrew bottle metadata is available for 13 platform targets.
- Installs with 2 runtime dependencies.
- Build metadata lists 1 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 |
|---|---|---|---|
aacs_info | 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 version0.11.1
manager updated
local dataok
upstreamnot checked
latest detectednot detected
https://www.videolan.org/developers/libaacs.html
- infoNo package-manager update timestamp was available.low confidence
- infoRelease/tag comparison is only available for GitHub repositories.https://www.videolan.org/developers/libaacs.htmlnone confidence
install metadata
Package metadata
| Package key | brew:libaacs |
|---|---|
| Version | 0.11.1 |
| Package manager | Homebrew |
| Package manager page | https://formulae.brew.sh/formula/libaacs |
| Homepage | https://www.videolan.org/developers/libaacs.html |
| Repository | https://code.videolan.org/videolan/libaacs |
| Upstream docs | https://www.videolan.org/developers/libaacs.html |
| License | LGPL-2.1-or-later |
| Source archive | https://get.videolan.org/libaacs/0.11.1/libaacs-0.11.1.tar.bz2 |
| Dependencies | libgcrypt, libgpg-error |
| Build dependencies | bison |
| Bottle | available (on arm64_big_sur, arm64_linux, arm64_monterey, arm64_sequoia, arm64_sonoma, arm64_tahoe, arm64_ventura, big_sur, catalina, monterey, sonoma, ventura, 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 | libaacs |
| 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%
libaacs-bin 0.11.1-4+b1
free-and-libre implementation of AACS (tools)
https://www.videolan.org/developers/libaacs.html
sudo apt install libaacs-bin- Section: utils
- Architecture: amd64
- Source Package: libaacs
- 2 dependencies
- normalized package name match
- Matched by: Libaacs
Debian apt95%
libaacs-dev 0.11.1-4+b1
free-and-libre implementation of AACS (development files)
https://www.videolan.org/developers/libaacs.html
sudo apt install libaacs-dev- Section: libdevel
- Architecture: amd64
- Source Package: libaacs
- 1 dependencies
- normalized package name match
- Matched by: Libaacs
Debian apt95%
libaacs0 0.11.1-4+b1
free-and-libre implementation of AACS
https://www.videolan.org/developers/libaacs.html
sudo apt install libaacs0- Section: libs
- Architecture: amd64
- Source Package: libaacs
- 2 dependencies
- 1 optional deps
- normalized package name match
- Matched by: Libaacs
Nix95%
libaacs
nix profile install nixpkgs#libaacs- normalized package name match
- Matched by: Libaacs
Ubuntu apt95%
libaacs-dev 0.11.1-2build1
free-and-libre implementation of AACS (development files)
https://www.videolan.org/developers/libaacs.html
sudo apt install libaacs-dev- Section: universe/libdevel
- Architecture: amd64
- Source Package: libaacs
- 1 dependencies
- normalized package name match
- Matched by: Libaacs
Ubuntu apt95%
libaacs0 0.11.1-2build1
free-and-libre implementation of AACS
https://www.videolan.org/developers/libaacs.html
sudo apt install libaacs0- Section: universe/video
- Architecture: amd64
- Source Package: libaacs
- 2 dependencies
- 1 optional deps
- normalized package name match
- Matched by: Libaacs
apk95%
libaacs 0.11.1-r1
libaacs is a research project to implement the Advanced Access Content System specification
https://www.videolan.org/developers/libaacs.html
sudo apk add libaacs- License: LGPL-2.1-only
- Architecture: x86_64
- Source Package: libaacs
- 1 dependencies
- 1 provides
- normalized package name match
- Matched by: Libaacs
apk95%
libaacs-dev 0.11.1-r1
libaacs is a research project to implement the Advanced Access Content System specification (development files)
https://www.videolan.org/developers/libaacs.html
sudo apk add libaacs-dev- License: LGPL-2.1-only
- Architecture: x86_64
- Source Package: libaacs
- 1 dependencies
- 1 provides
- normalized package name match
- Matched by: Libaacs
pacman95%
libaacs 0.11.1-4
Advanced Access Content System
https://www.videolan.org/developers/libaacs.html
sudo pacman -S libaacs- License: LGPL
- Architecture: x86_64
- 1 dependencies
- normalized package name match
- Matched by: Libaacs
MacPorts95%
libaacs
sudo port install libaacs- normalized package name match
- Matched by: Libaacs
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