macOS
Homebrewverified · 100%
brew install lcdproclocal Homebrew formula metadata
brew
Install lcdproc with Homebrew, apk, apt, dnf, Nix, pacman
Display real-time system information on a LCD. Version 0.5.9 via Homebrew; verified from local package data.
install
Additional install commands
Linux
Alpine Linux apkverified · 92%
sudo apk add lcdprocAlpine Linux edge package indexes · lcdproc · source: dl-cdn.alpinelinux.org
Debian aptverified · 92%
sudo apt install lcdprocDebian stable package indexes · lcdproc · source: deb.debian.org
Fedora dnfverified · 92%
sudo dnf install lcdprocFedora Rawhide package metadata · lcdproc · source: dl.fedoraproject.org
Nixverified · 92%
nix profile install nixpkgs#lcdprocnixpkgs package indexes · pkgs/by-name/lc/lcdproc/package.nix · source: api.github.com
Arch Linux pacmanverified · 92%
sudo pacman -S lcdprocArch Linux sync databases · lcdproc · source: geo.mirror.pkgbuild.com
overview
Package summary
Display real-time system information on a LCD
Project links
Commands and aliases
- LCDd
- fortune.pl
- iosock.pl
- lcdexec
- lcdident.pl
- lcdmetar.pl
- lcdproc
- lcdvc
- tail.pl
- x11amp.pl
history
Project history and usage
LCDproc is a client/server suite for driving character LCDs, VFDs, and related small displays from Unix-like systems. The daemon `LCDd` talks to display hardware, while clients such as `lcdproc` send system status and application data over a TCP protocol.
Project history
The project README says LCDproc was originally written by William Ferrell and Selene Scriven. The credits file describes Ferrell as the project founder and author of the first versions, and Scriven as the main programmer for versions 0.2 through 0.4-pre9, turning the original small single-system utility into the recognizable LCDproc form.
LCDproc's early site history page was active by 2002, and its changelog shows the long 0.5 series adding and maintaining drivers for HD44780-style displays, serial devices, USB devices, graphical displays, Raspberry Pi and other embedded connections, curses and X11 output, and remote-control input.
Adoption history
LCDproc spread through Linux and BSD hobbyist, server, HTPC, and embedded installations where small front-panel displays were useful for CPU load, uptime, network state, media-center status, or appliance feedback. Its README emphasizes that the client and server communicate over TCP, so the machine producing data and the machine connected to the display do not need to be the same host.
Package-manager adoption across Homebrew, Debian, Ubuntu, Fedora, Arch, Nix, and Alpine reflects its status as old-school system hardware glue: not glamorous, but reusable enough that distributions keep shipping both the daemon and example clients.
How it is used
Typical deployments configure `LCDd.conf` for the display driver and connection type, run the `LCDd` daemon, then start clients such as `lcdproc`, `lcdexec`, or custom scripts that send screens and widgets to the daemon.
Why package nerds care
LCDproc matters to package nerds because it is a classic hardware-support package: a daemon, many optional drivers, sample config files, init/service integration, and decades of compatibility work for devices that may only exist on one appliance or front panel.
It also shows why packaging hardware tools is messy: the same package can be a server daemon, a set of client utilities, Perl examples, config templates, and driver support for serial, parallel, USB, GPIO, I2C, framebuffer, curses, and X11 targets.
Timeline
- 1998: README copyright range begins with the first LCDproc era.
- 2002-10-14: Official site history page recorded LCDproc website development by project developers.
- 2016: README described a migration from SourceForge to GitHub.
- 2017-05-27: v0.5.8 release tag published on GitHub.
- 2019-02-10: v0.5.9 release tag published on GitHub.
Related projects
- Related hardware and software include Matrix Orbital and Crystalfontz displays, HD44780-compatible controllers, LIRC/IR input, curses, X11 display output, Raspberry Pi GPIO and I2C display adapters, and monitoring clients that feed status text to `LCDd`.
Sources
- https://api.github.com/repos/lcdproc/lcdproc/tags?per_page=100
- https://github.com/lcdproc/lcdproc
- https://raw.githubusercontent.com/lcdproc/lcdproc/master/CREDITS.md
- https://raw.githubusercontent.com/lcdproc/lcdproc/master/ChangeLog.md
- https://raw.githubusercontent.com/lcdproc/lcdproc/master/README.md
- https://www.lcdproc.org/
- https://www.lcdproc.org/history.php3
security posture
Risk level: green
narrow executable package without higher-risk signals.
Risk classifier
green risk · low confidence · appliance
Why
- narrow executable package without higher-risk signals
Signals
- metadata:no-higher-risk-signals
Install behavior
- No Homebrew post-install hook is recorded in formula metadata.
- Homebrew bottle metadata is available for 10 platform targets.
- Installs with 3 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.
local files
Configuration and credential file locations
These source-backed paths show where this package keeps local settings or durable credentials. Automic Vault can use them as review targets for secret scanning, migration, and command approval.
Configuration files
Config paths the tool may read or write during local use.
- Unix
/etc/lcdproc/LCDd.conf/etc/lcdproc/lcdproc.conf
executables
Installed executables
| Command | Kind | Exposure | Note |
|---|---|---|---|
LCDd | cli | global executable | |
fortune.pl | cli | global executable | |
iosock.pl | cli | global executable | |
lcdexec | cli | global executable | |
lcdident.pl | cli | global executable | |
lcdmetar.pl | cli | global executable | |
lcdproc | cli | global executable | |
lcdvc | cli | global executable | |
tail.pl | cli | global executable | |
x11amp.pl | 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 version0.5.9
manager updated
local dataok
upstreamnot checked
latest detectednot detected
https://github.com/lcdproc/lcdproc
- infoNo package-manager update timestamp was available.low confidence
- infoNo cached GitHub release or tag data was available.https://github.com/lcdproc/lcdprocnone confidence
install metadata
Package metadata
| Package key | brew:lcdproc |
|---|---|
| Version | 0.5.9 |
| Package manager | Homebrew |
| Package manager page | https://formulae.brew.sh/formula/lcdproc |
| Homepage | https://www.lcdproc.org/ |
| Repository | https://github.com/lcdproc/lcdproc |
| Upstream docs | https://lcdproc.org/docs.php3 |
| License | GPL-2.0-or-later |
| Source archive | https://github.com/lcdproc/lcdproc/releases/download/v0.5.9/lcdproc-0.5.9.tar.gz |
| Dependencies | libftdi, libusb, libusb-compat |
| Build dependencies | pkgconf |
| Uses from macOS | ncurses |
| Bottle | available (on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, 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 | lcdproc |
| Version Scheme | 0 |
| Revision | 2 |
| 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%
lcdproc 0.5.9-7+b3
LCD display driver daemon and clients
sudo apt install lcdproc- Section: utils
- Architecture: amd64
- Source Package: lcdproc
- 10 dependencies
- 1 optional deps
- normalized package name match
- Matched by: Lcdproc
Debian apt95%
lcdproc-extra-drivers 0.5.9-7+b3
extra drivers for the LCD display driver daemon
sudo apt install lcdproc-extra-drivers- Section: utils
- Architecture: amd64
- Source Package: lcdproc
- 5 dependencies
- normalized package name match
- Matched by: Lcdproc
Nix95%
lcdproc
nix profile install nixpkgs#lcdproc- normalized package name match
- Matched by: Lcdproc
Ubuntu apt95%
lcdproc 0.5.9-7build2
LCD display driver daemon and clients
sudo apt install lcdproc- Section: universe/utils
- Architecture: amd64
- 10 dependencies
- 1 optional deps
- normalized package name match
- Matched by: Lcdproc
Ubuntu apt95%
lcdproc-extra-drivers 0.5.9-7build2
extra drivers for the LCD display driver daemon
sudo apt install lcdproc-extra-drivers- Section: universe/utils
- Architecture: amd64
- Source Package: lcdproc
- 5 dependencies
- normalized package name match
- Matched by: Lcdproc
apk95%
lcdproc 0.5.9-r6
Multi-platform LCD display driver
sudo apk add lcdproc- License: GPL-2.0-or-later
- Architecture: x86_64
- Source Package: lcdproc
- 1 dependencies
- 1 provides
- normalized package name match
- Matched by: Lcdproc
apk95%
lcdproc-doc 0.5.9-r6
Multi-platform LCD display driver (documentation)
sudo apk add lcdproc-doc- License: GPL-2.0-or-later
- Architecture: x86_64
- Source Package: lcdproc
- normalized package name match
- Matched by: Lcdproc
apk95%
lcdproc-openrc 0.5.9-r6
Multi-platform LCD display driver (OpenRC init scripts)
sudo apk add lcdproc-openrc- License: GPL-2.0-or-later
- Architecture: x86_64
- Source Package: lcdproc
- normalized package name match
- Matched by: Lcdproc
dnf95%
lcdproc 0.5.9-27.20210209git5c21e8c.fc44
Display real-time system information on a 20x4 back-lit LCD
sudo dnf install lcdproc- License: GPL-2.0-only
- Category: Unspecified
- Architecture: x86_64
- Source Package: lcdproc
- 20 dependencies
- 3 provides
- normalized package name match
- Matched by: Lcdproc
pacman95%
lcdproc 0.5.9-11
Utility to drive one or more LCD (and LCD-like) devices
http://lcdproc.omnipotent.net/
sudo pacman -S lcdproc- License: GPL
- Architecture: x86_64
- 1 dependencies
- 1 optional deps
- normalized package name match
- Matched by: Lcdproc
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 configuration and credential file locations
- curated package history
- external package-manager database matches
- package relationship graph
- package version freshness
- package-page enrichment