7-Zip 18.00 Beta (32-bit)

7-Zip now can unpack OBJ/COFF files.
New -sse switch to stop archive creating, if 7-Zip can't open some input file.
Some bugs were fixed.

Minor speed optimization for LZMA2 (xz and 7z) multi-threading compression.
7-Zip now uses additional memory buffers for multi-block LZMA2 compression.
CPU utilization was slightly improved.
7-zip now creates multi-block xz archives by default. Block size can be specified with -ms[Size]{m|g} switch.
xz decoder now can unpack random block from multi-block xz archives.
7-Zip File Manager now can open nested multi-block xz archives (for example, image.iso.xz) without full unpacking of xz archive.
7-Zip now can create zip archives from stdin to stdout.
7-Zip command line: @listfile now doesn't work after -- switch.
Use -i@listfile before -- switch instead.
The BUGs were fixed:
7-Zip could add unrequired alternate file streams to WIM archives, for commands that contain filename wildcards and -sns switch.
7-Zip 17.00 beta crashed for commands that write anti-item to 7z archive.
7-Zip 17.00 beta ignored "Use large memory pages" option.

ZIP unpacking code was improved.
7-Zip now reserves file space before writing to file (for extraction from archive). It can reduce file fragmentation.
Some bugs were fixed. 7-Zip could crash in some cases.
Internal changes in code.

- The bug was fixed: 7-Zip 16.03 exe installer under Vista didn't create links in Start / Programs menu.
- Some bugs were fixed in RAR code.

- Installer and SFX modules now use some protection against DLL preloading attack.
- Some bugs were fixed in 7z, NSIS, SquashFS and RAR5 code.

- The BUG in 16.00 - 16.01 was fixed: 7-Zip mistakenly reported the warning "There are some data after the end of the payload data" for split archives.

- Some bugs were fixed.

- 7-Zip now can extract multivolume ZIP archives (z01, z02, ... , zip).
- Some bugs were fixed.

* 7-Zip File Manager:
- The code for "Open file from archive" operation was improved.
- The code for "Tools/Options" window was improved.
- The BUG was fixed: there was incorrect mouse cursor capture for drag-and-drop operations from open archive to Explorer window.
* Some bugs were fixed.
* New localization: Yoruba.

- Some problem with columns was fixed in 7-Zip File Manager.
- "There are no errors" string after "Test" operation inside archive.
- The bugs in LZMA SDK were fixed (but these bugs are not related directly to 7-Zip's code).

- Some bugs were fixed.
- 7-Zip File Manager could work incorrectly, if files list columns were reordered.
- 7-Zip 15.10 showed incorrect error message about missing volume for multivolume RAR archives.

- The BUG in 9.21 - 15.09 was fixed: 7-Zip could ignore some parameters, specified for archive creation operation for gzip and bzip2 formats in "Add to Archive" window and in command line version (-m switch).
- Some bugs were fixed.

- 7-Zip now can extract ext2 and multivolume VMDK images.
- Some bugs were fixed.

* 7-Zip now can extract ext3 and ext4 (Linux file system) images.
* Some bugs were fixed.

- 7-Zip now can extract GPT images and single file QCOW2, VMDK, VDI images.
- 7-Zip now can extract solid WIM archives with LZMS compression.
- Some bugs were fixed.