brew

leptonica mit Homebrew, apk, dnf, MacPorts, Nix, pacman, zypper installieren

Prüfe Installationswege, Executables, Metadaten und Sicherheitshinweise für leptonica in AI-Agent-Workflows.

Installationsbefehl Sicherheitshinweise

Installation

Weitere Installationsbefehle

macOS

Homebrewverifiziert · 100%

brew install leptonica

local Homebrew formula metadata

MacPortsverifiziert · 94%

sudo port install leptonica

MacPorts ports tree · graphics/leptonica/Portfile · Quelle: api.github.com

Linux

Alpine Linux apkverifiziert · 92%

sudo apk add leptonica

Alpine Linux edge package indexes · leptonica · Quelle: dl-cdn.alpinelinux.org

Fedora dnfverifiziert · 92%

sudo dnf install leptonica

Fedora Rawhide package metadata · leptonica · Quelle: dl.fedoraproject.org

Nixverifiziert · 92%

nix profile install nixpkgs#leptonica

nixpkgs package indexes · pkgs/by-name/le/leptonica/package.nix · Quelle: api.github.com

Arch Linux pacmanverifiziert · 92%

sudo pacman -S leptonica

Arch Linux sync databases · leptonica · Quelle: geo.mirror.pkgbuild.com

openSUSE zypperverifiziert · 92%

sudo zypper install leptonica-devel

openSUSE Tumbleweed package metadata · leptonica-devel · Quelle: download.opensuse.org

Überblick

Paketzusammenfassung

Image processing and image analysis library

Projektlinks

Befehle und Aliase

convertfilestopdf
convertfilestops
convertformat
convertsegfilestopdf
convertsegfilestops
converttopdf
converttops
fileinfo
imagetops
xtractprotos

Verlauf

Projektgeschichte und Nutzung

Leptonica is Dan Bloomberg's open source C library for image processing and image analysis, with especially deep coverage of document-image operations used by OCR and page-processing tools.

Projektgeschichte

Leptonica's official README metadata dates the work to 2001 and describes it as an open source C library for efficient image processing and image analysis. The project site emphasizes a pedagogical style: the code is accompanied by web pages explaining algorithms and design methods.

The library grew into a broad C toolkit covering raster operations, affine and projective transforms, morphology, convolution, connected components, image format I/O, PDF and PostScript generation, document cleanup, skew detection, dewarping, barcode experiments, and many supporting data structures.

Adoptionsgeschichte

Leptonica became important infrastructure below OCR and document-image projects. Its README lists Tesseract OCR, OpenCV, and jbig2enc among open source projects that use it.

The project's packaging history reflects a classic C-library role: distributions ship the library, headers, command-line utilities, and example programs so higher-level tools can depend on a stable native image-processing base.

Wie es verwendet wird

Developers link against liblept and use the pix-centered API for reading, transforming, analyzing, and writing images. The package also includes command-line programs such as file conversion and PDF/PostScript helpers that expose common library workflows.

Warum Paket-Nerds sich dafür interessieren

Leptonica is significant because it is one of those quiet dependency packages that makes OCR stacks work. It is small enough to feel like a C utility library, but large enough to cover thousands of image-processing functions and the boring portability details that downstream packages need.

Zeitleiste

2001: Official metadata identifies Leptonica as an open source C library for image processing and image analysis.
2010s: Leptonica moved into GitHub-based maintenance, with contributors preserving old distributions and modernizing build support.
2024: Version 1.85.0 added PDF rendering support and many maintenance fixes.
2025: Version 1.87.0 was distributed on December 24, 2025.

Related projects

Tesseract OCR is a major downstream user.
OpenCV and jbig2enc are listed by Leptonica as open source projects using the library.

Quellen

Sicherheitslage

Risikostufe: blue

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

Risikoklassifikator

blue Risiko · mittel Konfidenz · tool

Warum

broad file, network, media, or database tool signal

Signale

text:image

Installationsverhalten

In den Formelmetadaten ist kein Homebrew-Post-install-Hook erfasst.
Homebrew-Bottle-Metadaten sind für 6 Plattformziele verfügbar.
Installiert mit 6 Laufzeitabhängigkeiten.
Build-Metadaten listen 1 Build-Abhängigkeiten.

Empfohlene Prüfung

Prüfe vor unbeaufsichtigter Agent-Nutzung, ob das Tool Klartext-Credentials liest, Remote-Zustand schreibt, Artefakte veröffentlicht oder Plugins ausführt.

Executables

Installierte Executables

Befehl	Art	Sichtbarkeit
`convertfilestopdf`	cli	globales Executable
`convertfilestops`	cli	globales Executable
`convertformat`	cli	globales Executable
`convertsegfilestopdf`	cli	globales Executable
`convertsegfilestops`	cli	globales Executable
`converttopdf`	cli	globales Executable
`converttops`	cli	globales Executable
`fileinfo`	cli	globales Executable
`imagetops`	cli	globales Executable
`xtractprotos`	cli	globales Executable

Aktualität

Version und Aktualität

Diese Signale trennen das Alter der Seitengenerierung, Aktivität des Paketmanagers und Upstream-Release-Vergleich. Versionsrückstand wird nur gemeldet, wenn eine Evidenz-URL und vergleichbare Versionen vorhanden sind.

Seite generiert2026-07-10

Manager-Version1.87.0

Manager aktualisiert

lokale DatenOK

Upstreamnot checked

neueste erkannte Versionnicht erkannt

https://github.com/DanBloomberg/leptonica

InfoNo package-manager update timestamp was available.niedrig Konfidenz
InfoNo cached GitHub release or tag data was available.https://github.com/DanBloomberg/leptonicanone Konfidenz

Installationsmetadaten

Paketmetadaten

Paketschlüssel	brew:leptonica
Version	1.87.0
Paketmanager	Homebrew
Paketmanager-Seite	https://formulae.brew.sh/formula/leptonica
Homepage	http://www.leptonica.org/
Repository	https://github.com/DanBloomberg/leptonica
Upstream-Dokumentation	https://www.leptonica.org/
Lizenz	BSD-2-Clause
Quellarchiv	https://github.com/DanBloomberg/leptonica/releases/download/1.87.0/leptonica-1.87.0.tar.gz
Abhängigkeiten	giflib, jpeg-turbo, libpng, libtiff, openjpeg, webp
Build-Abhängigkeiten	pkgconf
Bottle	verfügbar (auf arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux)
Homebrew post-install	nicht definiert
Dienst	keiner deklariert

Registry-Fakten

Details aus der Quelldatenbank

Source Database	Homebrew formula API
Tap	homebrew/core
Full Name	leptonica
Version Scheme	0
Revision	0
Bottle Stable Root URL	https://ghcr.io/v2/homebrew/core
Deprecated	no
Disabled	no
Keg Only	no
URL Keys	stable

Source-Datenbank-Treffer

Andere Paketmanager-Einträge

Treffer stammen aus externen Paketmanager-Indizes und bleiben von lokalen Automic-Vault-Paketlinks getrennt.

Nix95%

leptonica

nix profile install nixpkgs#leptonica

normalized package name match
Abgeglichen nach: Leptonica

nixpkgs package indexes · api.github.com · nixpkgs package indexes: pkgs/by-name/le/leptonica/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1

apk95%

leptonica 1.87.0-r0

Software that is broadly useful for image processing and image analysis applications

http://www.leptonica.com/

sudo apk add leptonica

License: custom
Architecture: x86_64
Source Package: leptonica
1 Abhängigkeiten
1 stellt bereit
normalized package name match
Abgeglichen nach: Leptonica

Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: leptonica from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz

apk95%

leptonica-dev 1.87.0-r0

Software that is broadly useful for image processing and image analysis applications (development files)

http://www.leptonica.com/

sudo apk add leptonica-dev

License: custom
Architecture: x86_64
Source Package: leptonica
1 Abhängigkeiten
1 stellt bereit
normalized package name match
Abgeglichen nach: Leptonica

Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: leptonica-dev from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz

apk95%

leptonica-doc 1.87.0-r0

Software that is broadly useful for image processing and image analysis applications (documentation)

http://www.leptonica.com/

sudo apk add leptonica-doc

License: custom
Architecture: x86_64
Source Package: leptonica
normalized package name match
Abgeglichen nach: Leptonica

Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: leptonica-doc from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz

dnf95%

leptonica 1.87.0-4.fc45

C library for efficient image processing and image analysis operations

https://github.com/danbloomberg/leptonica

sudo dnf install leptonica

License: Leptonica
Category: Unspecified
Architecture: i686
Source Package: leptonica
10 Abhängigkeiten
2 stellt bereit
normalized package name match
Abgeglichen nach: Leptonica

Fedora Rawhide package metadata · dl.fedoraproject.org · Fedora Rawhide package metadata: leptonica from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst

dnf95%

leptonica-devel 1.87.0-4.fc45

Development files for leptonica

https://github.com/danbloomberg/leptonica

sudo dnf install leptonica-devel

License: Leptonica
Category: Unspecified
Architecture: i686
Source Package: leptonica
5 Abhängigkeiten
3 stellt bereit
normalized package name match
Abgeglichen nach: Leptonica

Fedora Rawhide package metadata · dl.fedoraproject.org · Fedora Rawhide package metadata: leptonica-devel from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst

dnf95%

leptonica-tools 1.87.0-4.fc45

Leptonica utility tools

https://github.com/danbloomberg/leptonica

sudo dnf install leptonica-tools

License: Leptonica
Category: Unspecified
Architecture: x86_64
Source Package: leptonica
4 Abhängigkeiten
1 stellt bereit
normalized package name match
Abgeglichen nach: Leptonica

Fedora Rawhide package metadata · dl.fedoraproject.org · Fedora Rawhide package metadata: leptonica-tools from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst

dnf95%

mingw32-leptonica 1.87.0-4.fc45

MinGW Windows Leptonica library

https://github.com/danbloomberg/leptonica

sudo dnf install mingw32-leptonica

License: Leptonica
Category: Unspecified
Architecture: noarch
Source Package: leptonica
4 Abhängigkeiten
3 stellt bereit
normalized package name match
Abgeglichen nach: Leptonica

Fedora Rawhide package metadata · dl.fedoraproject.org · Fedora Rawhide package metadata: mingw32-leptonica from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst

dnf95%

mingw64-leptonica 1.87.0-4.fc45

MinGW Windows Leptonica library

https://github.com/danbloomberg/leptonica

sudo dnf install mingw64-leptonica

License: Leptonica
Category: Unspecified
Architecture: noarch
Source Package: leptonica
4 Abhängigkeiten
3 stellt bereit
normalized package name match
Abgeglichen nach: Leptonica

Fedora Rawhide package metadata · dl.fedoraproject.org · Fedora Rawhide package metadata: mingw64-leptonica from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst

pacman95%

leptonica 1.87.0-1

Software that is broadly useful for image processing and image analysis applications

http://www.leptonica.com

sudo pacman -S leptonica

License: custom
Architecture: x86_64
15 Abhängigkeiten
normalized package name match
Abgeglichen nach: Leptonica

Arch Linux sync databases · geo.mirror.pkgbuild.com · Arch Linux sync databases: leptonica from https://geo.mirror.pkgbuild.com/extra/os/x86_64/extra.db.tar.gz

zypper95%

leptonica-devel 1.87.0-1.4

Leptonica Development Files

http://leptonica.org/

sudo zypper install leptonica-devel

License: BSD-2-Clause
Category: Development/Libraries/C and C++
Architecture: x86_64
Source Package: leptonica
2 Abhängigkeiten
4 stellt bereit
normalized package name match
Abgeglichen nach: Leptonica

openSUSE Tumbleweed package metadata · download.opensuse.org · openSUSE Tumbleweed package metadata: leptonica-devel from https://download.opensuse.org/tumbleweed/repo/oss/repodata/be8d3611d25469107f32075a1697e69ec57a2b850b42348a658cc671ad5ec2b50760d02c3e59524d50da9a11d5be799bdaffba2e166e8ca8858512e3c0bd665d-primary.xml.zst

zypper95%

leptonica-tools 1.87.0-1.4

Leptonica tools

http://leptonica.org/

sudo zypper install leptonica-tools

License: BSD-2-Clause
Category: Productivity/Graphics/Other
Architecture: x86_64
Source Package: leptonica
2 Abhängigkeiten
1 stellt bereit
normalized package name match
Abgeglichen nach: Leptonica

openSUSE Tumbleweed package metadata · download.opensuse.org · openSUSE Tumbleweed package metadata: leptonica-tools from https://download.opensuse.org/tumbleweed/repo/oss/repodata/be8d3611d25469107f32075a1697e69ec57a2b850b42348a658cc671ad5ec2b50760d02c3e59524d50da9a11d5be799bdaffba2e166e8ca8858512e3c0bd665d-primary.xml.zst

zypper95%

libleptonica6 1.87.0-1.4

Library for image processing and image analysis applications

http://leptonica.org/

sudo zypper install libleptonica6

License: BSD-2-Clause
Category: System/Libraries
Architecture: x86_64
Source Package: leptonica
11 Abhängigkeiten
3 stellt bereit
normalized package name match
Abgeglichen nach: Leptonica

openSUSE Tumbleweed package metadata · download.opensuse.org · openSUSE Tumbleweed package metadata: libleptonica6 from https://download.opensuse.org/tumbleweed/repo/oss/repodata/be8d3611d25469107f32075a1697e69ec57a2b850b42348a658cc671ad5ec2b50760d02c3e59524d50da9a11d5be799bdaffba2e166e8ca8858512e3c0bd665d-primary.xml.zst

MacPorts95%

leptonica

sudo port install leptonica

normalized package name match
Abgeglichen nach: Leptonica

MacPorts ports tree · api.github.com · MacPorts ports tree: graphics/leptonica/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1

Nix92%

fileinfo

nix profile install nixpkgs#fileinfo

installed executable or alias match
Abgeglichen nach: Fileinfo

nixpkgs package indexes · api.github.com · nixpkgs package indexes: pkgs/by-name/fi/fileinfo/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1

Quellspur

Aus Repository-Daten generiert

Diese Seite wird von av-web aus dem privaten Paket-SQLite-Artefakt bereitgestellt, das scripts/generate-pkg-sqlite.py erstellt.

Combined YAML source

View the package source record on GitHub.

combined/leptonica.yml

Verwendete Quellen

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

leptonica mit Homebrew, apk, dnf, MacPorts, Nix, pacman, zypper installieren

Weitere Installationsbefehle

macOS

Linux

Paketzusammenfassung

Projektlinks

Befehle und Aliase

Projektgeschichte und Nutzung

Projektgeschichte

Adoptionsgeschichte

Wie es verwendet wird

Warum Paket-Nerds sich dafür interessieren

Zeitleiste

Related projects

Quellen

Risikostufe: blue

Risikoklassifikator

Warum

Signale

Installationsverhalten

Empfohlene Prüfung

Installierte Executables

Version und Aktualität

Paketmetadaten

Details aus der Quelldatenbank

Andere Paketmanager-Einträge

Interne Paketlinks

Themen-Hubs

Verwandte Tools

Gleicher Workflow

Agent-Sicherheitsleitfäden

Aus Repository-Daten generiert

Combined YAML source

Verwendete Quellen