Software Update: 7-Zip 15.06 Beta

Version 15.06 beta of 7-Zip has been released. This open source archiving program can handle many compression formats, including zip, cab, rar, arj, lzh, chm, gzip, bzip2, z, tar, cpio, rpm, deb and of course the self developed 7z. Furthermore, the software is able to open iso files and nsis installation packages. In version 15, the program has, among other things, a new installation procedure and archives created with WinRAR 5 can now be extracted. The changelog since version 15.04 alpha looks like this:

What’s new in 7-Zip 15.06 beta:

• 7-Zip now can extract RAR5 archives.
• 7-Zip now doesn’t sort files by type while adding to solid 7z archive.
• new -mqs switch to sort files by type while adding to solid 7z archive.
• The BUG in 7-Zip File Manager was fixed:
  The “Move” operation to open 7z archive didn’t delete empty files.
• The BUG in 15.05 was fixed: console version added some text to the end of stdout stream, is -so switch was used.
• The BUG in 9.30 – 15.05 was fixed: 7-Zip could not open multivolume sfx RAR archive.

What’s new in 7-Zip 15.05 beta:

• 7-Zip now uses new installer.
• 7-Zip now can create 7z, xz and zip archives with 1536 MB dictionary for LZMA/LZMA2.
• 7-Zip File Manager now can operate with alternate file streams at NTFS
  volumes via “File / Alternate Streams” menu command.
• 7-Zip now can extract .zipx (WinZip) archives that use xz compression.
• new optional “section size” parameter for BCJ2 filter for compression ratio improving.
  Example: -mf=BCJ2:d9M, if largest executable section in files is smaller than 9 MB.
• Speed ​​optimizations for BCJ2 filter and SHA-1 and SHA-256 calculation.
• Console version now uses stderr stream for error messages.
• Console version now shows names of processed files only in progress line by default.
• new -bb[0-3] switch to set output log level. -bb1 shows names of processed files in log.
• new -bs[o|e|p][0|1|2] switch to set stream for output messages;
  o: output, e: error, p: progress line; 0: disable, 1: stdout, 2: stderr.
• new -bt switch to show execution time statistics.
• new -myx[0-9] switch to set level of file analysis.
• new -mmtf- switch to set single thread mode for filters.
• The BUG was fixed: 7-Zip didn’t restore NTFS permissions for folders during extracting from WIM archives.
• The BUG was fixed: The command line version: if the command “rn” (Rename) was called with more than one pair of paths, 7-Zip used only first rename pair.
• The BUG was fixed: 7-Zip crashed for ZIP/LZMA/AES/AES-NI.
• The BUG in 15.01-15.02 was fixed: 7-Zip created incorrect ZIP archives, if ZipCrypto encryption was used. 7-Zip 9.20 can extract such incorrect ZIP archives.