7-Zip 9.25 Alpha

lchunghan

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1999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。               
Changes in 7-Zip 9.25 Alpha, 2011-10-21:
- LZMA decompression speed was improved
- "compress and send to email" code was improved to support more email clients
- New command "h" to calculate hash values CRC-32, CRC-64, SHA-256 or SHA-1 for files on disk
- New -spf switch to store full file paths including drive letter to archive. If you use that switch with extract command, please check that file names in archive are correct
- Some bugs were fixed
- NOTE: New -spf switch feature is for testing only! That code is still under development. Please write about any bugs there. It stores full file paths to archive only if you specify these full paths in command

7-Zip for 32-bit Windows:
http://dl.7-zip.org/7z925.exe
or
http://dl.7-zip.org/7z925.msi

7-Zip for 64-bit Windows x64:
http://dl.7-zip.org/7z925-x64.msi