References


Publications


Software that use Jacksum as a component

Note, that the applications below don't support all the features that the commandline offers, but those can help you to use Jacksum if you don't like the commandline or the file browser integration - list updated on February 25, 2008
  • NumericalChameleon 2.0.0 (not released yet) - GNU GPL, a platform independent unit converter for the desktop, will be powered by Jacksum 1.7.0, it will compute hashes from strings only
  • Jacksum File Browser Integration - http://sourceforge.net/projects/jacksum - GNU GPL, the installers from Oct 8, 2006 add Jacksum's primary features to file browsers, it is powered by Jacksum 1.7.0.
  • http://publictimestamp.org - http://publictimestamp.org - GNU GPL, PublicTimestamp.org offers the free service to timestamp any publicly available digital document, latest client version is from April 25, 2007 and it is powered by Jacksum 1.7.0.
  • Hasher GUI - http://sourceforge.net/projects/hashergui - GNU GPL, a Swing GUI for Jacksum, the latest version is 0.3 from Jan 30, 2007 and it is powered by Jacksum 1.7.0
  • TWCheckSum - http://www.wenzlaff.de/twchecksum.html - GNU GPL, a Swing GUI powered by Jacksum 1.7.0, the latest version is 0.9 from Feb 25, 2008
  • UPX Autoupdate for Firefox/Thunderbird - http://sourceforge.net/projects/upxau - GNU GPL, powered by Jacksum 1.7.0, the latest version is 1.0 beta 3 from Feb 3, 1008
  • DuMP3 - http://dump3.sourceforge.net - GNU GPL, the software finds any duplicate or similar file, the latest version 0.2.16 beta is from August 10, 2007, and is powered by  Jacksum 1.6.1.
  • Prevalent Digest Creator - http://www.prevalent.de -  GNU GPL, the software from Jan Kechel is powered by Jacksum 1.6.1. It provides a free service to store digests on a server - GNU GPL, the latest version 1.1.0 is from Jan 11, 2006.
  • Serversniff Hash Calculation - http://serversniff.net - Online-Tool powered by Jacksum 1.6.1 to compute hashes from strings, the latest version is from Nov 11, 2005
  • Real Public Radio Network - www.rprn.org - the software is powered by Jacksum 1.5.1. RPRN is a non-profit organization creating a networked community to support the exchange of digital audio content - the latest developer version is from May 3, 2005.
  • OntoMedia - http://www.ontomedia.de - is a multimedia management system developed by Bodo Hüsemann at the University of Muenster. It uses Jacksum 1.5.0, see also credits
  • MD5 GUI - http://sourceforge.net/projects/md5gui - the software from John Brown provides a nice GUI and is powered by Jacksum 1.5.1 (only the MD5 algorithm is from a different vendor due to historic reasons),  GNU GPL, the latest version 0.97 is from Jan 29, 2005
  • xfdu - http://sindbad.gsfc.nasa.gov/xfdu/ - xfdu stands for extensible data packaging format, and it is an implementation of the Recommendation for Space Data System Standard by the Management Council of the Consultative Committee for Space Data Systems (CCSDS) which is a departement of the National Aeronautics and Space Administration (NASA), and it uses Jacksum 1.4.0 (see also dependencies)
  • Java Mechanic - http://sourceforge.net/projects/javamechanic - the software bundles Jacksum 1.2.0, the project can be useful if you are a developer - GNU GPL, the latest version 3.0 is from April 4,  2004
  • JavaIntegrity - http://sourceforge.net/projects/javaintegrity/ - It is a commandline tool and is powered by Jacksum 1.1.0. Features from JavaIntegrity 1.1 are already covered by later Jacksum versions - GNU GPL, the latest version 1.1 is from Oct 27, 2002
  • TrID - http://mark0.net/soft-trid-e.html - Marco Pontello's file identifier for Windows knows .jacksum files
  • file - the file command on Unix/Linux can be made aware of .jacksum files, if you append the jacksum.magic to your /etc/magic
If you have developed software that incorporates Jacksum, and if youwould like to have a link or a description added here, please send an e-mail with your request.

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Highlights

The Team

The long list of contributors can always be found in the latest download package and in the copyright section. The founder and lead for this project is Johann N. Löfflmann from Germany. Since 2002 he has been working with very talented people all around the world in order to improve Jacksum further.

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