Free Software Foundation!

Join now


From Free Software Directory
Revision as of 09:36, 12 April 2011 by WikiSysop (Talk | contribs)

(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to: navigation,

Jacksum is a free checksum utility written entirely in Java. It can be used for computing and verifying checksums, CRCs and hashes as well as timestamps of files. It supports most common checksum algorithms (Adler32, BSD sum, POSIX cksum, CRC-16, CRC-32 (FCS-32), CRC-64, ELF-32, eMule/eDonkey, FCS-16, HAVAL (3/4/5 passes, 128/160/192/224/256 bits), MD2, MD4, MD5, MPEG-2's CRC-32, RIPEMD-128, RIPEMD-160, SHA-1, SHA-256, SHA-384, SHA-512, TIGER, Unix System V sum, sum8, sum16, sum24, sum32, Whirlpool and xor8).


User FAQ available in HTML format from

Related Projects


LicenseVerified byVerified onNotes
GPLv2orlaterJanet Casey8 November 2002

Leaders and contributors

Johann Nepomuk Loefflmann Maintainer

Resources and communication

Audience Resource type URI
Bug Tracking VCS Repository Webview
Help E-mail
Bug Tracking,Developer,Support E-mail

Software prerequisites

Kind Description
Required to build Java2 SDK 1.3 or later
Required to use Java2 SDK 1.3 or later *or* JRE 1.3.1 or later (1.4.2 or later recommended)

This entry (in part or in whole) was last reviewed on 3 September 2005.


Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the page “GNU Free Documentation License”.

The copyright and license notices on this page only apply to the text on this page. Any software or copyright-licenses or other similar notices described in this text has its own copyright notice and license, which can usually be found in the distribution or license text itself.

Personal tools