Converters to and from HTML

HTML to HTML converters.
- htmltoc A Perl program to automatically generate a Table of Contents (ToC) for HTML documents.
- html-parser is a cheap HTML parser written in Perl. This can be used to convert HTML into other formats, and code is included to convert to ascii and the RFC format. Lynx and W3 can batch convert HTML into text. Mosaic and other browsers can do it interactively.
- htxp is a macro preprocessor for HTML by M.K. Kwong that provides time-saving features for writing HTML files: user-specified abbreviations, and built-in and user-definable macros.
- PNUTS (pronounced "peanuts") is an acronym for previous, next, up, top, search. It is a perl script which takes as argument the name of a file describing the hierarchical structure of a group of HTML files constituting a single virtual document.
- Indexmaker is a perl script whose function is to produce an index for a virtual document consisting of a number of HTML files in a single directory.
- Hotlists
  - hl2html A Perl program to convert a Mosaic hotlist to an HTML document.
  - sorthl A Perl program to sort a Mosaic hotlist.
  - hl2Khtml -- The HotList-to-Kool-HTML generator allows you to browse your site's hotlists by person or sort hotlists by URL, title or date.
  - HHConv converts a Mac Mosaic hotlist to a Hypercard stack.
  - hl2html written in awk by Mike Kelsey.
  - Winh2htm.pl is a user-friendly Windows Mosaic hotlist to HTML converter that has several options, including the ability to convert/keep-intact the sub-menu hierarchy.
  - AIR Mosaic converts hotlists to html.
  - HTH (Hotlist To HTML) allows you to put the items in a list (ul or ol), you can sort them, or you can add the dates they were added to the list.
  - mozilize converts mosaic.ini menu item to html file.
  - SPRY2HTM converts Windows SPRY Airmosaic Hotsheets to an HTML file which can be imported to Netscape Bookmarks or an NCSA Mosaic Hotlist.
SGML
- Linuxdoc-SGML is a text-formatting package based on SGML (Standard Generalized Markup Language), which allows you to produce LaTeX, groff, HTML, and plain ASCII (via groff) documents from a single source. Texinfo support is forthcoming; due to the flexible nature of SGML many other target formats are possible.
- Klaus Harbo's CoST (Copenhagen SGML Tool) is based on the sgmls parser and [incr tcl] programming language. Someone needs to write CoST scripts for every source DTD.
- General Translator Archive (Rainbow) Electronic Book Technologies is providing a set of translators to move from proprietary word processor formats into various SGML formats, including HTML.
- An experimentalHTML to ICADD transformation service is available. It generates an SGML document that uses an ICADD DTD.
- Fred: The SGML Grammar Builder Project. Fred can automatically build DTDs from tagged text, and to support arbitrary transformations it includes a translation language that allows direct mappings based on tag names, attributes, and structure, as well as movement of text within the tree and several other manipulation features.
- DTD
  - dtd2html is a Perl program that generates an HTML document (composed of several files) to allow hypertext navigation through an SGML DTD.
  - dtd.pl A Perl library to extract the structure defined by an SGML DTD.
  - dtdtree Generate content hierarchy trees of SGML elements.
Text
- txt2html
- Another txt2html.
- Setext Information and Samples describes the visually unobtrusive setext "typotags" and the setext->HTML converter.
- Digest has great flexibility for dealing with a wide variety of structured files.
- HTMLess It produces two files: the tags and the formatted text file.
- MTX is a simplified means for creating HTML documents, including automatic creation of document outlines and tables of contents, navigational buttons, indexes, tables, floating graphics, and more.
- Q-HTML - Quick HTML (or "Cue HTML!") it converts text formatted with carriage returns and inserts <br>,<hr>, <p>, <a href> markup and headers.
- Markup Remover is a Windows application which gives you several output options, you can adjust for optimal text output from each unique html file or family of similar html files.
- HTML_TXT - A freeware HTML to text utility supporting tablular output of nested tables, indented BLOCKQUOTES and bulleted lists, outlining with <Hn> headings, FORM elements, many user configurable options, and much more.
Mail
- Mailbox to HTML Translator
- Hypermail: An EMail to HTML compiler by Tom Gruber, in Common Lisp.
- hypermail rewritten in C, by Kevin Hughes.
- mail2html - another one by Earl Hood, written in Perl. mail2html has been replaced with MHonArc.
- WebMail is a scheme to allow read and write access to personal mail files from one's web environment.
News - Mosaic and other browsers provide a threaded view of news articles, but generated on the fly.
- Newslist creates a hierarchy of pages for you based on the groups available from YOUR server.
- WebThread threads articles of newsgroups.
- Newslist - (a program to assist HTTP browsing of newsgroups)
- A news to HTML extracter called Hypernews.
- The HyperNews Parser that parses .newsrc file and creates a file that contains all the groups, but structured as a tree and that is in HTML format.
- Hyperactive converts a list of Usenet News newsgroups into a set of ordered hierarchical lists.
Postscript - some browsers, such as Mosaic for X, provide conversion from HTML to Postscript.
- ps2html Classic Postscript to HTML converter. This version is specific to certain Journals of the Johns Hopkins University Press.
- ps2html - The Sequel converts arbitrary postscript text to HTML. It requires perl 4.x and ghostscript 2.6.x - newer versions break it. Plus, if you want to do a one-off, it isn't going to save you anytime, it's real use is in batch conversion of like-formatted documents.
- Wide World Web Wonder Widget -- Mozilla Printing converts HTML to ps using the Mozilla algorithm.
- html2ps from Jan Kärrman. Compared to Mosaic, html2ps has much more possibilties to control the layout; sizes of fonts, margins and page, possibility to print in landscape mode etc. On the other hand, Mosaic can handle in-line images.
TeX, LaTeX, BibTeX, Texinfo
- HyperTeXBased on the principle that it is easier to add hypertext capability to TeX than to simulate the TeX typesetting environment within www browsers
- plain2 written by Mr. Uchida (uchida@ccs.mt.nec.co.jp) converts plain text to TeX, ROFF and HTML.
- LaTeX2html by Nikos Drakos (nikos@cbl.leeds.ac.uk).
- Vulcanize is a much simpler latex to HTML converter from Mark-Jason Dominus (mjd@central.cis.upenn.edu).
- Hyperlatex is a little package that allows you to use a subset of Latex to prepare documents in HTML, and, at the same time, to describe a fine printed document with all the possibilities of Latex.
- SGML2TeX for PCs can be ftp'd from here.
- gf is a package for formatting the output of sgmls as LaTeX documents.
- bibmarkup.pl will take a BibTeX database and create a modified version with HTML markup between the entries.
- texi2html is a Perl script that converts GNU's Texinfo files to HTML. Texinfo is a macro set for TeX.
- texi2www is yet another texinfo to html converter that produces HTML that looks similar to the printed manual.
- HyperTeX adds hypertext capabilites to TeX macros.
- tth - TeX to HTML converter for Plain TeX (not LaTeX).
Troff
- hgrind like vgrind (for transforming programs into troff) but generates HTML documents instead of troff
- troff2html - v0.2 only supports the -me macros. RSN -ms and -man
- troff2html by Jim Briggs
- Unroff - a Scheme-based, programmable, extensible troff translator with a back-end for the Hypertext Markup Language.
Man
- Rik Harris's man to HTML converter
- Jim Garlick's man2html
- man2html A Perl program to convert Unix manpages to HTML, is available from Earl Hood's home page.
- RosettaMan is a filter for UNIX manual pages.
- rman.pl is a CGI-form interface to RosettaMan. RosettaMan
- man-cgi is shell-sed-awk script which converts on the fly the output of the "man" command to HTML.
MS Word
- Internet Assistant for Microsoft Word
- ANT_HTML is a cross-platform $39 shareware program which works in Word for Windows, Word for Macintosh, NT and WIN 95 (in all International versions of Word 6.0 and above). Converts from .DOC to HTML and from HTML to .DOC, .ASCII, RTF or any other format supported by Word. The program can be customized and supports any and all HTML tags.
- CU_HTML is a template for Word for Windows 2.0 or 6.0. (Works in International versions of Word for Windows).
- GT_HTML Georgia Tech's WYSIWYG Editor for Word for Windows, (English language version).
- Quarterdeck's Web Author, a commercial package, about $150., works in Word for Windows, (English language version).
- SoftQuad HoTMetaL Pro V3 converts Word to HTML.
WordPerfect
- WordPerfect 5.1: wp2X. "WP 5.1 to anything," including a configuration file for WP2HTML. Written by Michael Richardson of Carleton University
- wpt51d10
- A WordPerfect Macro - used to be at: gopher://black.ox.ac.uk/h0/ousu_dir/.html-stuff/wptohtml.html. Try somewhere on http://www.ox.ac.uk/.
RTF
- RTF to HTML converter
- HTML2RTF compiler, written by Robin Gressmann. It produces fully linked RTF files from HTML files which could be used for Windows Help File creation.
- rtftoweb (extends and requires Chris Hector's great rtftohtml filter)
- eText - reads: RTF, RTFD, and ETFD (eText Format Document) and writes HTMD (HTML Document), TeXD (LaTeX Document), C, and formatted ASCII. This is for NeXTSTEP.
- rtftohtml This site includes source and Macintosh and Sun binaries to convert Microsoft's RTF format to HTML, and is customizable in several ways.
- rtf2html An older utility written by Chuck Shotton (author of MacHTTP). He admits it's an "Ugly Hack"
- RTF Tools for Macs.
FrameMaker

Frame to HTML converter

fm2html
Developed at Norwegian Telecom Research by Jon Stephenson von Tetzchner (jon.tetchner@nta.no).
mif2html
Developed by Bertrand Rousseau at CERN, this converter is used to present the on-line documentation of the ADAMO programming system However, the source is not available anywhere I've found!
Quadralay's WebWorks Publisher
The most complete and fully-functional tool for developing on-line content, WebWorks Publisher is a multi-platform tool for managing Frame and HTML document trees. (info@quadralay.com)
Miftran
by Jim BcBeath is written entirely in C.
WebMaker
WebMaker processes FrameMaker files or books and generates a set of HTML files, according to a configuration file supplied by the user. It's available for UNIX, Mac, and soon Windows. Price is $99.
mif.pl
A Perl library to parse Frame Maker Interchange Format (MIF).
www_and_frame
works well with FrameMaker 3.x - but it needs a new maintainer. See Dan Connally's FAQ.
DECWrite: decw2html.
FrameBuilder
- edc2html A Perl program to generate an HTML document to allow people to navigate throught the structure of a FrameBuilder element
xl2html is a Visual Basic Macro that converts from Excel 5.0 for Windows to HTML Table converter
XTML - an Excel add-in great for creating HTML tables from spreadsheet tables.
tables 1.0.1 - a 16 bit win3.x/win95/winNT utility. Supports colspan and rowspan tags. You simply build a table by indicating which cells (in a spreadsheet) should become just one big cell (in the html code) and which should not.
Two Clicks Instant Tables creates HTML tables or images representing tab-separated data.
Two Clicks Instant Charts creates bar charts instead of tables.
Quark to HTML
Dave is a PageMaker to HTML converter for Apple Macintosh.
Lotus Notes

TILE creates HTML pages from Lotus Notes databases, including automatic generation of TOC, indices, and more.

Programming Languages
- Lisp to HTML example
- C++ to HTML
- C++ to HTML another one.
- ctoohtml is a c/C++ to HTML filter that HTMLizes a set of source and header files. Function and macro definitions are automatically anchored, and references to these definitions are hyperlinked. In addition, the user may include HTML markup within the code.
- CXX2HTML is perhaps better than the previous two.
- The Cocoon Utilities process C++ include files and produce a net of web pages that document the libraries, classes, and global functions and types that are found in them
- Object Outline extracts comments directly from source code. Requires no source changes or ugly comment tags. Combine external design documents, source code, and comments into a single, coherent, up to date, document. Automatic hyper linking. Integrate into an internal WWW project page. Works with all of the major 32 bit Windows Compilers.
- c2man can be used to generate man page style HTML documentation from c source.
- HTCLtoTCL preprocessor that converts TCL code with HTML directives embedded as comments into HTML documents and TCL source.
- HyperCode - generates HTML representations of program source code including definition/use links, documentation links, user comments, execution profiles and more.
- perl2html.pl - converts Perl code to HTML. (this is not the authoratative source)
Miscellaneous
- mirrorlist converts the information held in mirror(1) 'package' configuration areas into readable ASCII and HTML forms.

Other lists of Converters

W3's list of converters to and from HTML is probably now more complete and well organized than this one.
FTP site of HTML Translators
Yahoo's HTML Converters
HTML converters and utilities from Ohio State (man pages, RFCs to HTML, etc.) is another source.
Austin Meredith HTML Authoring Tools.
JHU/APL's WWW & HTML Developer's JumpStation - Page 2 has converters.
System P - File Converters
The thesis by Jamie Blustein about evaluating automatically created hypertext.
Brian Kelly has a paper with a list of document converters.
HTML editors has some on-the-fly converters.
Arguably, log analyzers convert access logs to HTML.