For those who missed this update on Nov 18:
7-Zip 9.20 was released.
7-Zip for 32-bit Windows:
http://downloads.sourceforge.net/sevenzip/7z920.exe
Mirror: http://www.filehippo.com/download_7zip_32/
7-Zip for 64-bit Windows x64:
http://downloads.sourceforge.net/sevenzip/7z920-x64.msi
Mirror: http://www.filehippo.com/download_7-zip_64/
What’s new after 7-Zip 4.65 (2009-02-03):
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 incorrect headers. 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 stores NTFS file timestamps to ZIP archives. Speed optimizations in PPMd codec. Speed optimizations in AES code for Intel’s 32nm CPUs. Speed optimizations in CRC calculation code for Intel’s Atom CPUs. New -scc{WIN|DOS|UTF-8} switch to specify charset for console input/output (default = DOS). New -scrc switch to calculate total CRC-32 during extracting / testing. New additional “Open archive >” item in context menu allows to select archive type for some files. It’s possible to specify Diff program in options (7-Zip File Manager). 7-Zip now can open/copy/compress disk images (like \.\c:) from \.\ folder. 7-Zip File Manager now doesn’t use temp files to open nested archives stored without compression. The console version now doesn’t show entered password. New small SFX module for installers (in Extra package). Disk fragmentation problem for ZIP archives created by 7-Zip was fixed. Some bugs were fixed. New localizations: Hindi, Gujarati, Sanskrit, Tatar, Uyghur, Kazakh.