7-Zip 9.20.07 Alpha / 9.20 Final

2011年03月14日 07:36 次阅读 稿源: 条评论
7-Zip是一个开放源码的数据压缩程序,主要用在Microsoft Windows操作系统,Unix-like的操作系统如Linux与FreeBSD下面有7-zip的移植版本p7zip可以使用。它提供命令行接口的 程序或图形用户界面的程序,而且可以与资源管理器结合。7-Zip是自由软件,由Igor Pavlov于2000年开始发展,并把主体在GNU LGPL下发布,加密部份使用AES的代码,使用BSD license发布,解压RAR部分使用RAR特定的许可协议.
下载:7-Zip 9.20 Final (1.06 MB)
下载:7-Zip 9.20 Final x64 (1.31 MB)

下载:7-Zip 9.20.07 Alpha x86 (1.08 MB)
下载:7-Zip 9.20.07 Alpha x64 (1.37 MB)

7-Zip 9.20 Final:
- Some bugs were fixed.

7-Zip 9.20.07 Alpha:
What's new:
- 7-Zip now can unpack UEFI BIOS files.
- 64-bit version of 7-Zip now includes additional 32-bit shell extension DLL.
So other 32-bit programs can call 64-bit 7-Zip via context menu.
- Now it's possible to associate 7-Zip with file types without Administrator rights.
- New -mf=FilterID switch to specify compression filter. Examples:
7z a -mf=bcj2 a.7z a.tar
7z a -mf=delta:4 a.7z a.wav
7z a -mf=bcj a.tar.xz a.tar
- There are some changes in LZMA settings for BCJ2 filter.
So compression ratio now is slightly improved for executable files in -mx9 mode for .7z format.
- Some bugs were fixed.
- New localizations: Corsican, Kyrgyz, Ligurian.

What's new in latest alpha update:
- 7-Zip now supports extended timestamp range in TAR archives (dates before 1970).
- There are some changes in code that creates temp files and temp folders.

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