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) and Linux (PeaZip is a desktop neutral application).
create: 7Z, ARC, BZ2, GZ, PAQ/LPAQ, PEA, QUAD/BALZ, TAR, UPX, ZIP;
open: ACE, ARJ, CAB, DEB, ISO, LHA, RAR, RPM and many more archive types (72 file extensions supported, see full list).
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: 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.