p7zip Changelog

What's new in p7zip 9.20.1

Jul 4, 2011
  • p7zip 9.20 - "unsupported method" with RAR files - " fixed "install.sh" installs again "bin/Codecs/Rar29.so"

New in p7zip 9.20 (Mar 14, 2011)

  • 7-Zip now supports LZMA2 compression method.
  • 7-Zip now can update solid .7z archives.
  • 7-Zip now supports XZ archives.
  • 7-Zip now supports PPMd compression in ZIP archives.
  • 7-Zip now can unpack NTFS, FAT, VHD, MBR, APM, SquashFS, CramFS, MSLZ archives.
  • 7-Zip now can unpack GZip, BZip2, LZMA, XZ and TAR archives from stdin.
  • 7-Zip now can unpack some TAR and ISO archives with incorrectheaders.
  • 7-Zip now supports files that are larger than 8 GB in TAR archives.
  • NSIS and WIM support was improved.
  • Partial parsing for EXE resources, SWF and FLV.
  • The support for archives in installers was improved.
  • 7-Zip now can stores NTFS file timestamps to ZIP archives.
  • Speed optimizations in PPMd codec.
  • Speed optimizations in CRC calculation code for Intel's Atom CPUs.
  • New -scrc switch to calculate total CRC-32 during extracting /testing.
  • 7-Zip File Manager now doesn't use temp files to open nested archives stored without compression.
  • Disk fragmentation problem for ZIP archives created by 7-Zip was fixed.
  • Some bugs were fixed.
  • New localizations: Hindi, Gujarati, Sanskrit, Tatar, Uyghur, Kazakh.
  • Not in p7zip : Speed optimizations in AES code for Intel's 32nm CPUs.

New in p7zip 9.04 (Jun 8, 2009)

  • 7-Zip now can update solid .7z archives.
  • 7-Zip now supports LZMA2 compression method.
  • 7-Zip now supports XZ archives.
  • 7-Zip now can unpack NTFS, FAT, VHD and MBR archives.
  • 7-Zip now can unpack GZip, BZip2, LZMA, XZ and TAR archives from stdin.
  • New -scrc switch to calculate total CRC-32 during extracting / testing.
  • Some bugs were fixed.
  • #2799966 " A newly created 7z archive (by p7zip 4.65) is broken and cannot be unpacked / listed / tested" Fixed : now "7za a -mx=9 archive.7z directory" creates a good archive even if there are a lot of executable files.
  • Fixed : the RAM size was reported incorrectly on MacOSX 64bits (with 2Gb+ RAM)
  • #2798023 "segfault handling very large multivolume .7z file" p7zip now displays the following error "Error: Too many open files" if you don't have enough rights to open all the splitted files ( on Linux : ulimit -n)

New in p7zip 4.65 (Feb 14, 2009)

  • The bug in 7-Zip 4.63 was fixed: 7-Zip could not decrypt .ZIP archives encrypted with WinZip-AES method.
  • 7-Zip now can unpack ZIP archives encrypted with PKWARE-AES.
  • Some bugs were fixed.
  • Fixed : the RAM size was reported incorrectly on MacOSX 64bits
  • Fixed : makefile.linux_amd64_asm_icc
  • DJGPP : makefile.djgpp becomes makefile.djgpp_old / makefile.djgpp_watt added (thank to Rugxulo)
  • you can now compile 7za with a cmake project (see README) the cmake project can build a codeblock project
  • Remark : the kdevelop3 or Eclipse/CDT4 project don't work

New in p7zip 4.61 (Nov 30, 2008)

  • 7-Zip now supports LZMA compression for .ZIP archives.
  • Ask for password twice when creating encrypted archive
  • 7zG added (read GUI/readme.txt)
  • p7zip didn't use the BCJ /BCJ2 filters for executables
  • makefile.linux_amd64_asm_icc added (tested with Intel Compiler 11 on Ubuntu 8.04 x64)
  • 7-Zip now can unpack UDF, XAR and DMG/HFS archives.
  • It's allowed to use -t switch for "list" and "extract" commands.
  • Bug : wrong timestamp for files extracted from .zip or .rar archives