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brew

Installer gocr avec Homebrew, apt, dnf, MacPorts, Nix, pacman, zypper

Consultez les chemins d'installation, exécutables, métadonnées et notes de sécurité de gocr pour les workflows d'agents IA.

installation

Commandes d'installation supplémentaires

macOS

Homebrewvérifié · 100%
brew install gocr

local Homebrew formula metadata

MacPortsvérifié · 94%
sudo port install gocr

MacPorts ports tree · graphics/gocr/Portfile · Source: api.github.com

Linux

Debian aptvérifié · 92%
sudo apt install gocr

Debian stable package indexes · gocr · Source: deb.debian.org

Fedora dnfvérifié · 92%
sudo dnf install gocr

Fedora Rawhide package metadata · gocr · Source: dl.fedoraproject.org

Nixvérifié · 92%
nix profile install nixpkgs#gocr

nixpkgs package indexes · pkgs/by-name/go/gocr/package.nix · Source: api.github.com

Arch Linux pacmanvérifié · 92%
sudo pacman -S gocr

Arch Linux sync databases · gocr · Source: geo.mirror.pkgbuild.com

openSUSE zyppervérifié · 92%
sudo zypper install gocr

openSUSE Tumbleweed package metadata · gocr · Source: download.opensuse.org

aperçu

Résumé du paquet

Optical Character Recognition (OCR), converts images back to text

Commandes et alias

  • gocr
  • gocr.tcl

historique

Historique du projet et usages

GOCR, also known as JOCR on SourceForge, is a command-line optical character recognition program by Joerg Schulenburg. It converts scanned image files back into text and represents an older Unix-style OCR tool that stayed useful enough to remain packaged across many systems.

Historique du projet

The official GOCR page says Schulenburg started the program, led the SourceForge developer team, and continued maintaining the package at a low time base after 2010. The site explains the dual naming: the program's original and internal name is GOCR, while the SourceForge project used JOCR because the gocr project name was unavailable there.

The SourceForge-era history is visible in the official news stream: 0.3.0 appeared in December 2000, libgocr was made publicly available in April 2001, 0.37 arrived in August 2002, and the 0.40 through 0.49 series carried the project through the 2005 to 2010 period. Later releases 0.50, 0.51, and 0.52 were announced from the maintainer site rather than always being uploaded to SourceForge.

Historique d'adoption

GOCR's adoption pattern is classic pre-GitHub free software: SourceForge hosting, CVS development, tarball releases, mailing-list support, and downstream packaging. The official download page mentions RPMs, Debian packages, Windows binaries, OS/2 packages, and SourceForge source tarballs.

The batch package metadata lists GOCR in Homebrew, Debian, Fedora, MacPorts, Nix, Arch, Ubuntu, and openSUSE package sets. That broad downstream footprint matters more than upstream velocity: OCR users and scanning frontends kept relying on a small C command-line engine that packagers could build and ship.

Modes d'utilisation

GOCR is used from the command line to read supported image formats and emit text. The official page notes that it can be used with different frontends and can open many image formats, with additional formats handled through external tools such as NetPBM.

The project is best understood as a lightweight OCR engine and utility for scanned text, not a modern machine-learning OCR stack. It is most useful where scriptability, old-format support, and small dependency surfaces matter.

Pourquoi les passionnés de paquets s'y intéressent

Package nerds care about GOCR because it is a living fossil of early SourceForge packaging culture: CVS, tarballs, distro patches, optional graphical frontends, and long-lived formulae. It shows how a quiet C utility can survive for decades because it is easy for distributions to keep carrying.

Its GOCR/JOCR naming split is also a small lesson in package identity: upstream command names, project-hosting names, tarball names, and distro package names do not always line up cleanly.

Chronologie

  • 2000-06: SourceForge hosting began for the JOCR project, according to the official page.
  • 2000-12: GOCR 0.3.0 announced.
  • 2001-04: libgocr public beta announced.
  • 2005-03: GOCR 0.40 released.
  • 2010-09: GOCR 0.49 released.
  • 2013-03: GOCR 0.50 released.
  • 2017-08: GOCR 0.51 released.
  • 2018-10: GOCR 0.52 released.

Related projects

  • libgocr was the related API/library effort documented on the official site.
  • NetPBM is an important companion dependency for broader image-format handling.
  • Kooka, XSane, and other scanning frontends are adjacent tools that historically used command-line OCR engines.

posture de sécurité

Niveau de risque : blue

broad file, network, media, or database tool signal.

Classificateur de risque

risque blue · confiance moyen · tool

Pourquoi

  • broad file, network, media, or database tool signal

Signaux

  • text:image

Comportement d'installation

  • Aucun hook post-install Homebrew n’est enregistré dans les métadonnées de formule.
  • Les métadonnées de bottle Homebrew sont disponibles pour 13 plateformes.
  • S’installe avec 2 dépendances d’exécution.

Revue recommandée

Avant une utilisation sans surveillance par un agent, vérifiez si l'outil lit des identifiants en clair, écrit un état distant, publie des artefacts ou lance des plugins.

exécutables

Exécutables installés

CommandeTypeExpositionNote
gocrcliexécutable global
gocr.tclcliexécutable global

fraîcheur

Version et fraîcheur

Ces signaux séparent l'âge de génération de la page, l'activité du gestionnaire de paquets et la comparaison avec les versions amont. Un retard de version n'est signalé que lorsqu'une URL de preuve et des versions comparables sont présentes.

page générée2026-07-10
version du gestionnaire0.52
gestionnaire mis à jour2026-06-22
données localesOK
amontnot checked
dernière version détectéenon détecté

https://wasd.urz.uni-magdeburg.de/jschulen/ocr/

métadonnées d'installation

Métadonnées du paquet

Clé du paquetbrew:gocr
Version0.52
Gestionnaire de paquetsHomebrew
Page du gestionnaire de paquetshttps://formulae.brew.sh/formula/gocr
Page d'accueilhttps://wasd.urz.uni-magdeburg.de/jschulen/ocr/
Dépôthttps://sourceforge.net/p/jocr/code
Docs amonthttps://jocr.sourceforge.net/
LicenceGPL-2.0-or-later
Archive sourcehttps://wasd.urz.uni-magdeburg.de/jschulen/ocr/gocr-0.52.tar.gz
Dernière mise à jour2026-06-22T19:58:33+02:00
Pulseupdated
Dépendancesjpeg-turbo, netpbm
Bouteilledisponible (sur arm64_big_sur, arm64_linux, arm64_monterey, arm64_sequoia, arm64_sonoma, arm64_tahoe, arm64_ventura, big_sur, catalina, monterey, sonoma, ventura, x86_64_linux)
post-install Homebrewnon défini
Serviceaucun déclaré

faits du registre

Détails de la base source

Source DatabaseHomebrew formula API
Taphomebrew/core
Full Namegocr
Aliases
  • jocr
Version Scheme0
Revision2
Bottle Stable Root URLhttps://ghcr.io/v2/homebrew/core
Deprecatedyes
Disabledno
Keg Onlyno
URL Keys
  • stable

correspondances dans les bases sources

Autres enregistrements de gestionnaires de paquets

Les correspondances proviennent d’index externes de gestionnaires de paquets et restent séparées des liens de paquets Automic Vault locaux.

Debian apt95%

gocr 0.52-6.1+b1

Command line OCR

https://www-e.uni-magdeburg.de/jschulen/ocr/

sudo apt install gocr
  • Section: graphics
  • Architecture: amd64
  • Source Package: gocr
  • 1 Dépendances
  • 4 dépendances optionnelles
  • normalized package name match
  • Correspondance par : Gocr
Debian stable package indexes · deb.debian.org · Debian stable package indexes: gocr from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Debian apt95%

gocr-tk 0.52-6.1

tcl/tk wrapper around gocr

https://www-e.uni-magdeburg.de/jschulen/ocr/

sudo apt install gocr-tk
  • Section: graphics
  • Architecture: all
  • Source Package: gocr
  • 4 Dépendances
  • 1 dépendances optionnelles
  • normalized package name match
  • Correspondance par : Gocr
Debian stable package indexes · deb.debian.org · Debian stable package indexes: gocr-tk from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Debian apt95%

libpgm2asc-dev 0.52-6.1+b1

Command line OCR - development files

https://www-e.uni-magdeburg.de/jschulen/ocr/

sudo apt install libpgm2asc-dev
  • Section: libdevel
  • Architecture: amd64
  • Source Package: gocr
  • 1 Dépendances
  • 1 fournit
  • normalized package name match
  • Correspondance par : Gocr
Debian stable package indexes · deb.debian.org · Debian stable package indexes: libpgm2asc-dev from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Debian apt95%

libpgm2asc0.52t64 0.52-6.1+b1

Command line OCR - shared library

https://www-e.uni-magdeburg.de/jschulen/ocr/

sudo apt install libpgm2asc0.52t64
  • Section: libs
  • Architecture: amd64
  • Source Package: gocr
  • 1 Dépendances
  • 1 fournit
  • normalized package name match
  • Correspondance par : Gocr
Debian stable package indexes · deb.debian.org · Debian stable package indexes: libpgm2asc0.52t64 from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Nix95%

gocr

nix profile install nixpkgs#gocr
  • normalized package name match
  • Correspondance par : Gocr
nixpkgs package indexes · api.github.com · nixpkgs package indexes: pkgs/by-name/go/gocr/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1
Ubuntu apt95%

gocr 0.52-6.1build1

Command line OCR

https://www-e.uni-magdeburg.de/jschulen/ocr/

sudo apt install gocr
  • Section: universe/graphics
  • Architecture: amd64
  • 1 Dépendances
  • 4 dépendances optionnelles
  • normalized package name match
  • Correspondance par : Gocr
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: gocr from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
Ubuntu apt95%

gocr-tk 0.52-6.1build1

tcl/tk wrapper around gocr

https://www-e.uni-magdeburg.de/jschulen/ocr/

sudo apt install gocr-tk
  • Section: universe/graphics
  • Architecture: all
  • Source Package: gocr
  • 4 Dépendances
  • 1 dépendances optionnelles
  • normalized package name match
  • Correspondance par : Gocr
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: gocr-tk from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
Ubuntu apt95%

libpgm2asc-dev 0.52-6.1build1

Command line OCR - development files

https://www-e.uni-magdeburg.de/jschulen/ocr/

sudo apt install libpgm2asc-dev
  • Section: universe/libdevel
  • Architecture: amd64
  • Source Package: gocr
  • 1 Dépendances
  • 1 fournit
  • normalized package name match
  • Correspondance par : Gocr
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: libpgm2asc-dev from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
Ubuntu apt95%

libpgm2asc0.52t64 0.52-6.1build1

Command line OCR - shared library

https://www-e.uni-magdeburg.de/jschulen/ocr/

sudo apt install libpgm2asc0.52t64
  • Section: universe/libs
  • Architecture: amd64
  • Source Package: gocr
  • 1 Dépendances
  • 1 fournit
  • normalized package name match
  • Correspondance par : Gocr
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: libpgm2asc0.52t64 from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
dnf95%

gocr 0.52-18.fc44

GNU Optical Character Recognition program

http://jocr.sourceforge.net/

sudo dnf install gocr
  • License: GPL-2.0-or-later
  • Category: Unspecified
  • Architecture: x86_64
  • Source Package: gocr
  • 8 Dépendances
  • 1 fournit
  • normalized package name match
  • Correspondance par : Gocr
Fedora Rawhide package metadata · dl.fedoraproject.org · Fedora Rawhide package metadata: gocr from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst
pacman95%

gocr 0.52-3

OCR (Optical Character Recognition) program, which converts scanned images of text back to text files

https://www-e.uni-magdeburg.de/jschulen/ocr/

sudo pacman -S gocr
  • License: GPL-2.0-or-later
  • Architecture: x86_64
  • 3 Dépendances
  • 2 dépendances optionnelles
  • normalized package name match
  • Correspondance par : Gocr
Arch Linux sync databases · geo.mirror.pkgbuild.com · Arch Linux sync databases: gocr from https://geo.mirror.pkgbuild.com/extra/os/x86_64/extra.db.tar.gz
zypper95%

gocr 0.52-3.10

Optical Character Recognition Program

https://www-e.uni-magdeburg.de/jschulen/ocr/index.html

sudo zypper install gocr
  • License: GPL-2.0-or-later
  • Category: Productivity/Graphics/Other
  • Architecture: x86_64
  • Source Package: gocr
  • 2 Dépendances
  • 1 fournit
  • normalized package name match
  • Correspondance par : Gocr
openSUSE Tumbleweed package metadata · download.opensuse.org · openSUSE Tumbleweed package metadata: gocr from https://download.opensuse.org/tumbleweed/repo/oss/repodata/be8d3611d25469107f32075a1697e69ec57a2b850b42348a658cc671ad5ec2b50760d02c3e59524d50da9a11d5be799bdaffba2e166e8ca8858512e3c0bd665d-primary.xml.zst
zypper95%

gocr-gui 0.52-3.10

Optical Character Recognition Program - Basic Graphical Interface

https://www-e.uni-magdeburg.de/jschulen/ocr/index.html

sudo zypper install gocr-gui
  • License: GPL-2.0-or-later
  • Category: Productivity/Graphics/Other
  • Architecture: noarch
  • Source Package: gocr
  • 3 Dépendances
  • 2 fournit
  • normalized package name match
  • Correspondance par : Gocr
openSUSE Tumbleweed package metadata · download.opensuse.org · openSUSE Tumbleweed package metadata: gocr-gui from https://download.opensuse.org/tumbleweed/repo/oss/repodata/be8d3611d25469107f32075a1697e69ec57a2b850b42348a658cc671ad5ec2b50760d02c3e59524d50da9a11d5be799bdaffba2e166e8ca8858512e3c0bd665d-primary.xml.zst
MacPorts95%

gocr

sudo port install gocr
  • normalized package name match
  • Correspondance par : Gocr
MacPorts ports tree · api.github.com · MacPorts ports tree: graphics/gocr/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1

piste source

Généré depuis les données du dépôt

Cette page est servie par av-web depuis l'artéfact SQLite privé des paquets généré par scripts/generate-pkg-sqlite.py.

Sources utilisées

  • 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