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Make sure that your computer meets the system requirements.

The application (including source code)

jacksum-1.7.0.zip (July 30, 2006)

MD5:         f1cf99f9e2b68016668dce4c4d51d346
SHA-1:       e3d840fa7b9949003ca731c7ce3e0281c350d821
Size:        446595 bytes

File browser integration (optional)

All packages in this section contain an operating specific installer and the Jacksum binary.

jacksum-1.7.0-windows-explorer-integration-1.4.0.zip (February 28, 2016)

Filesize:    305644 bytes
MD5:         255f13f3f595f127668a632ba1b87c26
SHA1:        df3d6a8f3b07955f17c1604bd20681592752716a
SHA256:      847e2d2e7c596bb27bbff26000c23b54eb629c42e61630e6d3dfce53da95581e

works with the Windows Explorer on Windows NT/2000/2003/XP/2008/2012/Vista/7/8.x/10 and all Windows-based file managers that use the Windows Standard "Send To"-API, such as the Explorer++ (GPL), FreeCommander (Freeware) or Multi Commander (Freeware).

jacksum-1.7.0-linux-file-browser-integration-1.3.0.tar.bz2 (March 12, 2016)

Filesize:    202729 bytes
MD5:         201ba4421c922257d9e249be8137fe32
SHA1:        10df97e77a8957ccc6da2d2c89a73634d3edcf42
SHA256:      8add1623bdba2eaf795890eab2594449313a62863cd4d3ec9959c4cf6a49d318

works with Caja, Dolphin, Konqueror, Krusader, Nemo, Nautilus, ROX-Filer, Thunar and Xfe

jacksum-1.7.0-macos-finder-integration-1.1.3.dmg (June 9, 2017)

Filesize:    935138 bytes
MD5:         43566ada9554348a80a223b3848d2806
SHA1:        5883afd81db63e64e4a9e25db07311c94ae36a9d
SHA256:      0f24640af380957b8a72027d2bfdbd180b4e721ed00dab67413ef9250a5a4b24

The installer app requires Mac OS X 10.7 (Lion), OS X 10.8 (Mountain Lion), OS X 10.9 (Mavericks), OS X 10.10 (Yosemite), OS X 10.11 (El Capitan), macOS 10.12 (Sierra) or later. Users of Mac OS X 10.2 (Jaguar), Mac OS X 10.3 (Panther), Mac OS X 10.4 (Tiger), Mac OS X 10.5 (Leopard) and Mac OS X 10.6 (Snow Leopard) can call the script directly that can be found inside the installer app. Mac OS X 10.1 (Puma) und Mac OS X 10.0 (Cheetah) haven't been tested.

Old releases

Older releases can be found at sourceforge.net

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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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