a2ps

Any to PostScript filter

acroread

Adobe's PDF reader

active-dvi

A DVI previewer and a presenter for slides written in LaTeX

adiff

wordwise diff

agrep

agrep is a tool for the fast searching of text allowing for errors in the search pattern.

aiksaurus

A thesaurus lib, tool and database

an

Very fast anagram generator with dictionary lookup

ansifilter

antiword

free MS Word reader

antixls

It is used to prints out an XLS file with minimal formatting, or extracts the data into CSV format.

aobook

App-Asciio

apvlv

a PDF Viewer which behaviors like Vim

asa

ascii-design

asciidoc

A text document format for writing short documents, articles, books and UNIX man pages

asciidoc-gtksourceview

asciiio

aspell

A spell checker replacement for ispell

atril

bact

Boosting Algorithm for Classification of Trees

barcode

barcode generator

base91

bdf2psf

bib2x

bibclean

BibTeX bibliography prettyprinter and syntax checker

bibletime

Qt4 Bible study application using the SWORD library.

bibtool

bibus

Bibliographic and reference management software, integrates with OO.o and MS Word

bibutils

Interconverts between various bibliography formats using a common XML intermediate

binfind

binfind searches files for a byte sequence specified on the command line.

blahtexml

blogc

bogosort

A file sorting program which uses the bogosort algorithm

bookworm

build-docbook-catalog

DocBook XML catalog auto-updater

c2ps

Generates a beautified ps document from a source file (c/c++)

cafe

calibre

Ebook management application.

calibre-bin

catdoc

A convertor for Microsoft Word, Excel and RTF Files to text

cb2bib

Tool for extracting unformatted bibliographic references

cedilla

Utf-8 to postscript converter.

cewl

chasen

Japanese Morphological Analysis System, ChaSen

cherrytree

chm2pdf

A script that converts a CHM file into a single PDF file.

clara

An OCR (Optical Character Recognition) program

cmark

cmigemo

C/Migemo -- Migemo library implementation in C

code2html

Converts source files to colored HTML output.

convertlit

CLit converts MS ebook .lit files to .opf (xml+html+png+jpg)

convmv

convert filenames to utf8 or any other charset

cook

coolreader3

cpdf

crf++

Yet Another CRF toolkit for segmenting/labelling sequential data

crm114

A powerful text processing tool, mainly used for spam filtering

csstidy

csvfix

csvkit

cuneiform

An enterprise quality OCR engine developed in USSR/Russia in the 90's.

cutemarked

cutepaste

cwtext

Text to Morse Code converter

daps

db2latex-xsl

dbacl

digramic Bayesian text classifier

dbf

dblatex

ddir

A perl implementation of the tree(1) program

delta

Heuristically minimizes interesting files

dictator

On-screen text file reader employing Rapid Serial Visual Presentation.

dictd

Dictionary Client/Server for the DICT protocol

diction

Diction and style checkers for english and german texts

diff-pdf

diffpdf

ding

Tk based dictionary (German-English) (incl. dictionary itself)

discount

djview

djvu

DjVu viewers, encoders and utilities

djvubind

djvusmooth

docbook-dsssl-stylesheets

DSSSL Stylesheets for DocBook.

docbook-sgml

A helper package for sgml docbook

docbook-sgml-dtd

Docbook SGML DTD 4.2

docbook-sgml-utils

Shell scripts to manage DocBook documents

docbook-to-man

docbook-xml-dtd

Docbook DTD for XML

docbook-xml-simple-dtd

Simplified Docbook DTD for XML

docbook-xsl-ns-stylesheets

XSL Stylesheets for Docbook

docbook-xsl-stylesheets

XSL Stylesheets for Docbook

docbook2odf-xsl-stylesheets-svn

docbook2X

Tools to convert docbook to man and info

docfrac

doclifter

doconce

doctoc

docx2txt

dos2unix

Convert DOS or MAC text files to UNIX format or vice versa

duali

Arabic dictionary based on the DICT protocol

dvibook

DVI file utilities: dvibook, dviconcat, dvitodvi, and dviselect.

dvipdfm

DVI to PDF translator

dvipdfmx

DVI to PDF translator with multi-byte character support

dvipng

Translate DVI files into PNG or GIF graphics

dvipsk

dvisvgm

ebook-tools

Tools for accessing and converting various ebook file formats.

ebook-viewer

editorconfig-core-c

enchant

Spellchecker wrapping library

enscript

powerful text-to-postscript converter

envision

epdf

epspdf

epstool

Creates or extracts preview images in EPS files, fixes bounding boxes,converts to bitmaps.

epub2pdf

epubcheck

estardict

evince

expander

Expander is a utility that acts as a filter for text editors.

explain

fbless

fbpdf

fbreader

E-Book Reader. Supports many e-book formats.

fdftk

Acrobat FDF Toolkit

flpsed

Pseudo PostScript editor

fntsample

fontreport

foxitreader

freepwing

FreePWING is a free JIS X 4081 (subset of EPWING V1) formatter

gamera

gentoo-guide-xml-dtd

DTD for Gentoo-Guide Style XML Files

getxbook

ghostscript-gpl

GPL Ghostscript - the most current Ghostscript, AFPL, relicensed.

gimagereader

gist

gistit

glark

File searcher similar to grep but with fancy output

glosung

watch word program for the GNOME2 desktop (watch word (german): losung)

glpresent

gnome-doc-utils

A collection of documentation utilities for the Gnome project

gnome-u2ps

gnopaster

A submitter for gnopaste, a nopaste service like http://nopaste.info

gocr

An OCR (Optical Character Recognition) reader

goldendict

gpp

grip

groff-utf8

groonga

groonga-normalizer-mysql

grutatxt

A converter from plain text to HTML and other markup languages

gscan2pdf

gspell

gt-tools

Console and GUI interface for Google Translate service

gtkspell

Spell checking widget for GTK2

gtranslator

An enhanced gettext po file editor for GNOME

gv

gv is used to view PostScript and PDF documents using Ghostscript

hd2u

Dos2Unix text file converter

hfst-ospell

highlight

converts source code to formatted text ((X)HTML, RTF, (La)TeX, XSL-FO, XML) with syntax highlight

hnb

A program to organize many kinds of data in one place.

hoedown

htag

random signature maker

html-xml-utils

A number of simple utilities for manipulating HTML and XML files.

html2text

A HTML to text converter

html401

DTDs for the HyperText Markup Language 4.01

htmlc

htmldoc

Convert HTML pages into a PDF document

htmlinc

HTML Include System by Ulli Meybohm

htmlrecode

Recodes HTML file using a new character set

htmltidy

Tidy the layout and correct errors in HTML and XML documents

htp

An HTML preprocessor

hunspell

Hunspell spell checker - an improved replacement for myspell in OOo.

hyde

hyperestraier

a full-text search system for communities

hyphen

iec16022

Tool & library to produce 2D barcodes often also referenced as DataMatrix.

info2html

Converts GNU .info files to HTML

iso-codes

Provides the list of country and language names

ispell

itex2mml

jabref

GUI frontend for BibTeX, written in Java

jabref-bin

jadetex

TeX macros used by Jade TeX output

jist

jmupdf

jo

jpdftweak

Swiss Army Knife for PDF files

kbibtex

A BibTeX editor for KDE to edit bibliographies used with LaTeX

kchmviewer

KchmViewer is a feature rich chm file viewer, based on Qt.

kding

KDing is a KDE port of Ding, a dictionary lookup program.

keepnote

kobo-desktop

krop

labelnation

landslide

languagetool

lcdf-typetools

Font utilities for eg manipulating OTF

lekha

lesspipe

letterize

Generate English-plausible alphabetic mnemonics for a phone number

libabw

libebook

libetonyek

libexttextcat

libgepub

libgxps

liblangtag

libmspub

libmwaw

libodfgen

libpaper

Library for handling paper characteristics

libspectre

Library to render Postscript documents.

libstaroffice

libwpd

WordPerfect Document import/export library

libwpg

libwps

Microsoft Works format import library

libxmlpatch

A set of tools to create and apply patch to XML files using XPath

libzathura

libzathura-gtk

linuxdoc-tools

A toolset for processing LinuxDoc DTD SGML files

lit

litetran

llpp

logmerge

lout

high-level language for document formatting

lucidor

lv

Powerful Multilingual File Viewer

maggot-dict

makedict

man2tidyhtml

mandoc

manpager

manserver

markdown-gtksourceview

mathml-xml-dtd

mathtex

MathTeX lets you easily embed LaTeX math in your own html pages, blogs, wikis, etc

mbtpdfasm

mbtPdfAsm can assemble/merge PDF files, extract information from PDF files, and update the metadata in PDF files.

mecab

Yet Another Part-of-Speech and Morphological Analyzer

mftrace

traces TeX fonts to PFA or PFB fonts (formerly pktrace)

mht-rip

convert mht/mhtml files to something usable

minidjvu

mmark

mpage

Many to one page printing utility

mujs

multitail

Tail with multiple windows.

mupdf

a lightweight PDF viewer and toolkit written in portable C

myrulib

mythes

namazu

Namazu is a full-text search engine

nfoview

simple viewer for NFO files, which are ASCII art in the CP437 codepage

noteshrink

noweb

a literate programming tool, lighter than web

o3read

Converts OpenOffice formats to text or HTML.

ocrad

GNU Ocrad is an OCR (Optical Character Recognition) program

ocrodjvu

ocropus

ocropy

odf-converter-integrator-bin

odin

odt2txt

odt2txt is a command-line tool which extracts the text out of OpenDocument Texts produced by OpenOffice.org, StarOffice, KOffice and others.

openjade

Jade is an implementation of DSSSL - an ISO standard for formatting SGML and XML documents

openlp

opensp

A free, object-oriented toolkit for SGML parsing and entity management

openyoudao

orayta

ots

Open source Text Summarizer, as used in newer releases of abiword and kword.

pandoc

pandoc-bin

pandoc2rfc

paperwork

paperwork-backend

paps

papyrus

par

passivetex

A namespace-aware XML parser written in Tex

pastebinit

pastebunz

pdf2djvu

pdf2html

Converts pdf files to html files

pdf2htmlEX

pdf2oo

Converts pdf files to odf

pdfchain

pdfcube

pdfedit

pdfeditor

pdfgrep

pdfjam

pdfnup, pdfjoin and pdf90

pdfminer

pdfquery

pdfsam

pdfsandwich

pdfshuffler

PDF-Shuffler is GUI app that can merge or split pdfs and rotate, crop and rearrange their pages.

pdfsplit

pdfstudio

pdftk

A tool for manipulating PDF documents

pdx

peg-markdown

pelican

pep

General purpose filter and file cleaning program

pinfo

Hypertext info and man viewer based on (n)curses

po4a

Tools for helping translation of documentation

podofo

PoDoFo is a C++ library to work with the PDF file format.

polebrush

poppler

poppler-base

poppler-data

Data files for poppler to support uncommon encodings without xpdfrc

poppler-glib

poppler-qt4

poppler-qt5

prince

prince-bin

ps2eps

Tool for generating Encapsulated Postscript Format (EPS,EPSF) files from one-page Postscript documents

ps2pkm

psiconv

An interpreter for Psion 5(MX) file formats

psjoin

pspdftool

pspresent

A tool to display full-screen PostScript presentations.

pstotext

extract ASCII text from a PostScript or PDF file

psutils

PostScript Utilities

pybookreader

A book reader for .fb2 .html and plain text (possibly gzipped)

pylize

Python HTML Slideshow Generator using HTML and CSS

pymarkups

pytextile

A Python implementation of Textile, Dean Allen's Human Text Generator. Textile simplifies the work of creating (X)HTML.

python-tesseract

q-text-as-data

qownnotes

qpdf

qpdfview

qrfcview

qstardict

qt-box-editor

qtspell-qt4

qtspell-qt5

queequeg

A checker for English grammar, for people who are not native English.

rarian

A documentation metadata library

reciteword

reciteword-books

reciteword-dicts

reciteword-skins-rw

reciteword-skins-rw_en

recode

Convert files between various character sets

reed

This is a text pager (text file viewer), used to display etexts.

refbase

Web-based solution for managing scientific literature, references and citations

referencer

regldg

replace

rest2web

restview

rfcutil

return all related RFCs based upon a number or a search string

rhyme

Console based Rhyming Dictionary

rinohtype

ripgrep

rman

PolyGlotMan man page translator AKA RosettaMan

rnv

A lightweight Relax NG Compact Syntax validator

robodoc

Automating Software Documentation

ronn

rpl

rpl is a UN*X text replacement utility. It will replace strings with new strings in multiple text files. It can work recursively

rst2epub

rtf2html

RTF to HTML converter.

sablotron

An XSLT Parser in C++

sary

Sary: suffix array library and tools

scrollkeeper

Dummy scrollkeeper for testing rarian

scrollkeeper-dtd

DTD from the Scrollkeeper package

sdcv

searchmonkey

Powerful text searches using regular expressions

sgml-common

Base ISO character entities and utilities for SGML

sgmltools-lite

Python interface to SGML software in a DocBook/OpenJade env

sgrep

Structured grep: tool for searching and indexing text, SGML,XML and HTML files and filtering text streams using structural criteria.

sigil

silvercity

A lexical analyser for many languages.

skribe

Skribe is a text processor for technical documents written in scheme.

skribilo

sloccount

Tools for counting Source Lines of Code (SLOC) for a large number of languages

spellutils

spellutils includes 'newsbody' (useful for spellchecking in mails, etc.)

sprunge

srecite

stardict

stardict-mova-zhelezyaki-analogs

sword

Library for Bible reading software.

sword-modules

A collection of modules for the SWORD project

t1utils

Type 1 Font utilities

tabler

A utility to create text art tables from delimited input

tagutils

talkfilters

convert ordinary English text into text that mimics a stereotyped or otherwise humorous dialect

teckit

Text Encoding Conversion toolkit

tek

teseq

tesseract

A commercial quality OCR engine developed at HP in the 80's and early 90's.

texi2html

Perl script that converts Texinfo to HTML

texlive

A complete TeX distribution

texlive-core

A complete TeX distribution

tianya-radar

tidy-html5

tkinfo

Info Browser in TK

tkman

TkMan man and info page browser

tmispell

tofrodos

text file conversion utility that converts ASCII files between the MSDOS format and the Unix format

tokyodystopia

A fulltext search engine for Tokyo Cabinet

trang

Multi-format schema converter based on RELAX NG

tree

Lists directories recursively, and produces an indented listing of files.

treeify

tss

ttf2pk2

ttf2pt1

Converts True Type to Type 1 fonts

tuxcards

A hierarchical notebook

txt2man

txt2man, src2man (C only) and bookman convert scripts for man pages.

txt2pdbdoc

Text/HTML to Doc file converter for the Palm Pilot

txt2tags

A tool for generating marked up documents (HTML, SGML, ...) from a plain text file with markup

txtfmt

u2ps

ua

unac

unac is a C library and a command line tool that removes accents from characters.

uni2ascii

unicode

uniutils

unpaper

a post-processing tool for scanned sheets of paper

unroff

unrtf

Converts RTF files to various formats

uudeview

uu, xx, base64, binhex decoder

vilistextum

Html to ascii converter specifically programmed to get the best out of incorrect html.

vlna

Add nonbreakable spaces after some prepositions in Czech texts

voikko

wdiff

Create a diff disregarding formatting

weather

webgen

A template-based static website generator.

wgetpaste

Command-line interface to various pastebins

wiki2beamer

Tool to produce LaTeX Beamer code from wiki-like input.

wikipedia-extractor

winefish

LaTeX editor based on Bluefish

wiznote

wklej

A wklej.org submitter

writerperfect

wscr

A Lightweight and Fast Anagram Solver

wv

Tool for conversion of MSWord doc and rtf files to something readable

wv2

Excellent MS Word filter lib, used in most Office suites

wxmedit

xapian-omega

xchm

Utility for viewing Microsoft .chm files.

xdvik

DVI previewer for X Window System

xdvipdfmx

Extended xdvi for use with XeTeX and other unicode TeXs.

xfardic

xfbib

a lightweight BibTeX editor

xhtml1

DTDs for the eXtensible HyperText Markup Language 1.0

xhtml11

xindy

A Flexible Indexing System

xiphos

GTK+ based Bible study software, formerly gnomesword

xlhtml

Convert MS Excel and Powerpoint files to HTML

xlsx2csv

XML-Schema-learner

xml2

These tools are used to convert XML and HTML to and from a line-oriented format.

xml2doc

Tool to convert simple XML to a variety of formats (pdf, html, txt, manpage)

xml2rfc

xmlclitools

xmldiff

a tool that figures out the differences between two similar XML files

xmlformat

Reformat XML documents to your custom style

xmlroff

xmlstarlet

A set of tools to transform, query, validate, and edit XML documents

xmlto

A bash script for converting XML and DocBook formatted documents to a variety of output formats

xournal

Xournal is an application for notetaking, sketching, and keeping a journal using a stylus.

xpdf

xslt-dtd

xslt-xsd

yagf

Graphical front-end for cuneiform OCR tool

yelp-tools

yodl

zathura

A highly customizable and functional PDF viewer based on poppler and GTK+

zathura-cb

zathura-djvu

zathura-meta

zathura-pdf-mupdf

zathura-pdf-poppler

zathura-ps

zeal

zebra

zemberek-server

A Turkish spell checker server based on Zemberek NLP library

zpspell

Zemberek-Pardus spell checker interface.

a2ps

highlight

pstotext

acroread

hnb

psutils

active-dvi

hoedown

pybookreader

adiff

htag

pylize

agrep

html-xml-utils

pymarkups

aiksaurus

html2text

pytextile

an

html401

python-tesseract

ansifilter

htmlc

q-text-as-data

antiword

htmldoc

qownnotes

antixls

htmlinc

qpdf

aobook

htmlrecode

qpdfview

App-Asciio

htmltidy

qrfcview

apvlv

htp

qstardict

asa

hunspell

qt-box-editor

ascii-design

hyde

qtspell-qt4

asciidoc

hyperestraier

qtspell-qt5

asciidoc-gtksourceview

hyphen

queequeg

asciiio

iec16022

rarian

aspell

info2html

reciteword

atril

iso-codes

reciteword-books

bact

ispell

reciteword-dicts

barcode

itex2mml

reciteword-skins-rw

base91

jabref

reciteword-skins-rw_en

bdf2psf

jabref-bin

recode

bib2x

jadetex

reed

bibclean

jist

refbase

bibletime

jmupdf

referencer

bibtool

jo

regldg

bibus

jpdftweak

replace

bibutils

kbibtex

rest2web

binfind

kchmviewer

restview

blahtexml

kding

rfcutil

blogc

keepnote

rhyme

bogosort

kobo-desktop

rinohtype

bookworm

krop

ripgrep

build-docbook-catalog

labelnation

rman

c2ps

landslide

rnv

cafe

languagetool

robodoc

calibre

lcdf-typetools

ronn

calibre-bin

lekha

rpl

catdoc

lesspipe

rst2epub

cb2bib

letterize

rtf2html

cedilla

libabw

sablotron

cewl

libebook

sary

chasen

libetonyek

scrollkeeper

cherrytree

libexttextcat

scrollkeeper-dtd

chm2pdf

libgepub

sdcv

clara

libgxps

searchmonkey

cmark

liblangtag

sgml-common

cmigemo

libmspub

sgmltools-lite

code2html

libmwaw

sgrep

convertlit

libodfgen

sigil

convmv

libpaper

silvercity

cook

libspectre

skribe

coolreader3

libstaroffice

skribilo

cpdf

libwpd

sloccount

crf++

libwpg

spellutils

crm114

libwps

sprunge

csstidy

libxmlpatch

srecite

csvfix

libzathura

stardict

csvkit

libzathura-gtk

stardict-mova-zhelezyaki-analogs

cuneiform

linuxdoc-tools

sword

cutemarked

lit

sword-modules

cutepaste

litetran

t1utils

cwtext

llpp

tabler

daps

logmerge

tagutils

db2latex-xsl

lout

talkfilters

dbacl

lucidor

teckit

dbf

lv

tek

dblatex

maggot-dict

teseq

ddir

makedict

tesseract

delta

man2tidyhtml

texi2html

dictator

mandoc

texlive

dictd

manpager

texlive-core

diction

manserver

tianya-radar

diff-pdf

markdown-gtksourceview

tidy-html5

diffpdf

mathml-xml-dtd

tkinfo

ding

mathtex

tkman

discount

mbtpdfasm

tmispell

djview

mecab

tofrodos

djvu

mftrace

tokyodystopia

djvubind

mht-rip

trang

djvusmooth

minidjvu

tree

docbook-dsssl-stylesheets

mmark

treeify

docbook-sgml

mpage

tss

docbook-sgml-dtd

mujs

ttf2pk2

docbook-sgml-utils

multitail

ttf2pt1

docbook-to-man

mupdf

tuxcards

docbook-xml-dtd

myrulib

txt2man

docbook-xml-simple-dtd

mythes

txt2pdbdoc

docbook-xsl-ns-stylesheets

namazu

txt2tags

docbook-xsl-stylesheets

nfoview

txtfmt

docbook2odf-xsl-stylesheets-svn

noteshrink

u2ps

docbook2X

noweb

ua

docfrac

o3read

unac

doclifter

ocrad

uni2ascii

doconce

ocrodjvu

unicode

doctoc

ocropus

uniutils

docx2txt

ocropy

unpaper

dos2unix

odf-converter-integrator-bin

unroff

duali

odin

unrtf

dvibook

odt2txt

uudeview

dvipdfm

openjade

vilistextum

dvipdfmx

openlp

vlna

dvipng

opensp

voikko

dvipsk

openyoudao

wdiff

dvisvgm

orayta

weather

ebook-tools

ots

webgen

ebook-viewer

pandoc

wgetpaste

editorconfig-core-c

pandoc-bin

wiki2beamer

enchant

pandoc2rfc

wikipedia-extractor

enscript

paperwork

winefish

envision

paperwork-backend

wiznote

epdf

paps

wklej

epspdf

papyrus

writerperfect

epstool

par

wscr

epub2pdf

passivetex

wv

epubcheck

pastebinit

wv2

estardict

pastebunz

wxmedit

evince

pdf2djvu

xapian-omega

expander

pdf2html

xchm

explain

pdf2htmlEX

xdvik

fbless

pdf2oo

xdvipdfmx

fbpdf

pdfchain

xfardic

fbreader

pdfcube

xfbib

fdftk

pdfedit

xhtml1

flpsed

pdfeditor

xhtml11

fntsample

pdfgrep

xindy

fontreport

pdfjam

xiphos

foxitreader

pdfminer

xlhtml

freepwing

pdfquery

xlsx2csv

gamera

pdfsam

XML-Schema-learner

gentoo-guide-xml-dtd

pdfsandwich

xml2

getxbook

pdfshuffler

xml2doc

ghostscript-gpl

pdfsplit

xml2rfc

gimagereader

pdfstudio

xmlclitools

gist

pdftk

xmldiff

gistit

pdx

xmlformat

glark

peg-markdown

xmlroff

glosung

pelican

xmlstarlet

glpresent

pep

xmlto

gnome-doc-utils

pinfo

xournal

gnome-u2ps

po4a

xpdf

gnopaster

podofo

xslt-dtd

gocr

polebrush

xslt-xsd

goldendict

poppler

yagf

gpp

poppler-base

yelp-tools

grip

poppler-data

yodl

groff-utf8

poppler-glib

zathura

groonga

poppler-qt4

zathura-cb

groonga-normalizer-mysql

poppler-qt5

zathura-djvu

grutatxt

prince

zathura-meta

gscan2pdf

prince-bin

zathura-pdf-mupdf

gspell

ps2eps

zathura-pdf-poppler

gt-tools

ps2pkm

zathura-ps

gtkspell

psiconv

zeal

gtranslator

psjoin

zebra

gv

pspdftool

zemberek-server

hd2u

pspresent

zpspell

hfst-ospell