7-Zip 9.12 Beta

7-Zip is open source software. Most of the source code is under the GNU LGPL license. The unRAR code is under a mixed license: GNU LGPL + unRAR restrictions.

You can use 7-Zip on any computer, including a computer in a commercial organization. You don't need to register or pay for 7-Zip.

Title : 7-Zip 9.12 Beta

Operating System : Windows XP/2003/Vista

License : Open Source Software

File Name : 7z912.exe

File Size : 1.01 MB

MD5 Checksum : 63dc616558d25cbcb04669dc40e6f5e2

Date Added : April 21, 2010

- ZIP / PPMd compression ratio was improved in Maximum and Ultra modes.
- The BUG in 7-Zip 9.* beta was fixed: LZMA2 codec didn't work, if more than 10 threads were used (or more than 20 threads in some modes).

• 7-Zip 9.21 Beta
  April 14, 2011
• 7-Zip 9.20
  March 10, 2011
• 7-Zip 9.13 Beta
  April 21, 2010
• 7-Zip 9.12 Beta
  April 21, 2010
• 7-Zip 9.11 Beta
  March 17, 2010
• 7-Zip 9.10 Beta
  December 24, 2009
• 7-Zip 9.09 Beta
  December 14, 2009
• 7-Zip 9.07 Beta
  August 30, 2009
• 7-Zip 9.06 Beta
  August 26, 2009
• 7-Zip 9.04 Beta
  July 26, 2009
• 7-Zip 4.65
  February 04, 2009
• 7-Zip 4.64
  January 03, 2009
• 7-Zip 4.63
  January 02, 2009
• 7-Zip 4.62
  December 20, 2008
• 7-Zip 4.60 Beta
  November 18, 2008