3rd party license terms

RagTime contains program code of external developers. This page provides an overview of the used software and libraries as well as the related license terms.

Open Source Licenses

A set of libraries providing Unicode and Globalization support.
© 1995-2002 International Business Machines Corporation et al.
ICU license

expat
XML Parser
© 1998, 1999, 2000 Thai Open Source Software Center Ltd and Clark Cooper
© 2001, 2002 Expat maintainers
expat license

JPEG-Library
Compressing and de-compressing of JPEG files

© 1991-1998, Thomas G. Lane
JPEG-Library license

libpng
Library to handle PNG files

© 2004 Glenn Randers-Pehrson
license libpng

Loki (obsolete with RagTime 7)
C++-library for efficient code design. Short description on Wikipedia.
© 2001 - 2006 Andrei Alexandrescu et all
license Loki

Regex++
Regular expression library

© 1998-2000 Dr John Maddock
Regex++ license

Xpdf
Displaying of PDF files, extract text from PDF files, convert PDF to PostScript, etc.

© 1996-2005 Glyph & Cog, LLC
Xpdf license

ZLib
Data compression

© 1995-2004 Jean-loup Gailly und Mark Adler
ZLib license

Ghostscript
Interpreter for the PostScript language and PDF files

@ 2023 Artifex Software, Inc and Ghostscript developers
Ghostscript tool is being used since RagTime 7.0.3
Ghostscript license