John the Ripper password cracker

John the Ripper is free and Open Source software, distributed primarily in source code form. If you would rather use a commercial product tailored for your specific operating system, please consider John the Ripper Pro, which is distributed primarily in the form of "native" packages for the target operating systems and in general is meant to be easier to install and use while delivering optimal performance.

Proceed to John the Ripper Pro homepage for your OS:

• John the Ripper Pro for Linux
• John the Ripper Pro for Mac OS X
• On Windows, consider Hash Suite (developed by a contributor to John the Ripper)

Download one of the latest official free versions (release notes):

• John the Ripper 1.8.0 (sources, tar.xz, 4.3 MB) and its signature
• John the Ripper 1.8.x extra charset files archive (tar.xz, 4.5 MB) and its signature
• John the Ripper 1.8.0 (sources, tar.gz, 5.2 MB) and its signature
• John the Ripper 1.7.9 (Windows binaries, ZIP, 2029 KB) and its signature

Download the latest community-enhanced version (release notes, patch to build on non-x86):

• John the Ripper 1.8.0-jumbo-1 (sources, tar.xz, 23 MB) and its signature
• John the Ripper 1.8.0-jumbo-1 (sources, tar.gz, 30 MB) and its signature
• John the Ripper 1.7.9-jumbo-7 (sources, tar.bz2, 1559 KB) and its signature
• John the Ripper 1.7.9-jumbo-7 (sources, tar.gz, 1849 KB) and its signature
• John the Ripper 1.7.9-jumbo-5 (Windows binaries, ZIP, 3845 KB) and its signature