• Third-party tools
  ++ xinha

• Upstream homepage: http://xinha.webfactional.com/
• License: [http://cvs.horde.org/co.php?f=horde%2Fservices%2Feditor%2Fxinha%2Flicense.txt 'Three-clause BSD'-like license]
• Files: services/editor/xinha/*

++ ckeditor

• Upstream homepage: http://www.ckeditor.com/
• License: [http://cvs.horde.org/co.php?f=horde%2Fservices%2Feditor%2Ffckeditor%2Flicense.txt LGPL2]
• Files: services/editor/ckeditor/*
• Local modifications:
• Convert all files to UNIX linebreaks and [http://unix.derkeiler.com/Mailing-Lists/FreeBSD/questions/2006-02/msg01772.html remove Unicode prefix from beginning of files] (prevents js compression from working properly)
• find . -name CVS -prune -o -type f -print | xargs dos2unix

++ fckeditor

• Upstream homepage: http://www.fckeditor.net/
• License: [http://cvs.horde.org/co.php?f=horde%2Fservices%2Feditor%2Ffckeditor%2Flicense.txt LGPL2]
• Files: services/editor/fckeditor/*
• Local modifications:
• Compress all js files (move JS files into src/ subdirectories)
• BUT - {{fckconfig.js}}, {{fckeditor.js}}, and {{editor/js/fckeditorcode_ie.js}} can not be compressed with jsmin (it breaks IE 6, see ); run horde-compress.php with the {{--nojsmin}} flag for this files
• Language files - {{editor/lang/src}} - must be compressed without YUI Compressor and !ShrinkSafe compression; run horde-compress.php with the {{--noyui --noshrinksafe}} flags ([http://bugs.horde.org/ticket/7359 Ticket 7359])
• Convert all files to UNIX linebreaks and [http://unix.derkeiler.com/Mailing-Lists/FreeBSD/questions/2006-02/msg01772.html remove Unicode prefix from beginning of files] (prevents js compression from working properly)
• src/fckconfig.js - comment out all lines relating to spellchecking, plugins, and filemanager operations.

++ scriptaculous

• Upstream homepage: http://script.aculo.us/
• License: [http://cvs.horde.org/co.php?f=horde%2Fjs%2Fsrc%2Fscriptaculous.js MIT]
• Files: js/{,src/}{controls.js,dragdrop.js,effects.js,scriptaculous.js,slider.js}
• Local modifications:
• See [http://bugs.horde.org/ticket/6656 Ticket 6656]

++ prototype

• Upstream homepage: http://prototypejs.org/
• License: [http://dev.rubyonrails.org/browser/spinoffs/prototype/trunk/LICENSE?format=raw MIT-like]
• Files: js/{,src/}prototype.js
• Local modifications:
• See [http://bugs.horde.org/ticket/6590 Ticket 6590]; https://prototype.lighthouseapp.com/projects/8886/tickets/90-cloneposition-problem-in-ie7

++ openoffice xsl

• Upstream homepage: http://openoffice.org
• License: LGPL-2 and SISL
• Files: lib/Horde/MIME/Viewer/ooo/*

• License problems

• [http://bugs.horde.org/ticket/6661 Some copyright are missing]

• External links

• [http://www.gnu.org/licenses/why-assign.html Why the FSF gets copyright assignments from contributors]
• [http://web.archive.org/web/20070103221851/http://www.gentoo.org/proj/en/devrel/copyright/index.xml Copyright Assignment to Gentoo]