PeaZip is a free, open source file and archive manager.
PeaZip is cross platform, available as portable and installable software for 32 and 64 bit Windows (9x, 2000, XP, Vista, 7) and Linux (PeaZip is a desktop neutral application).
Full support: 7Z, 7Z-sfx, ARC/WRC, BZ2/TBZ2, GZ/TGZ, PAQ/LPAQ/ZPAQ, PEA, QUAD/BALZ, split, TAR, UPX, WIM, XZ, ZIP.
Open, browse, extract, test: ACE, ARJ, CAB, CHM, COMPOUND (MSI, DOC, XLS, PPT), CPIO, ISO, Java (JAR, EAR, WAR), Linux (DEB, PET/PUP, RPM, SLP), LHA/LZH, LZMA, Mac (DMG/HFS), NSIS, Open Office files, PAK/PK3/PK4, RAR, SMZIP, U3P, UDF, VHD, WIM, XAR, XPI, XZ, Z/TZ, ZIPX (134 file extension supported).
PeaZip allows to save archive s layouts; apply powerful multiple search filters to archive s content; handle multiple archives at once; export job definition as command line; bookmark archives and folders etc...
Other features: archive conversion, AES256 encryption, robust file copy, split/join files (file span), secure file deletion, compare, checksum and hash files, system benchmark, generate random passwords and keyfiles, view image thumbnails.
The user interface is skinnable.
File Compression Program