PeaZip free archiver utility is available for Windows and Linux, for both platform either as installable or portable application (not needing installation). Full support: 7Z, 7Z-sfx, ARC/WRC, BZ2/TBZ2, Custom (user defined), GZ/TGZ, PAQ/LPAQ, PEA, QUAD, split, TAR, UPX, 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, NSIS, OOo, PAK/PK3/PK4, RAR, SMZIP, U3P, WIM, XPI, Z/TZ.

Other features: split/join files, wipe files (secure deletion), byte to byte compare files, checksum/hash files, system benchmark, generate random passwords/keyfiles. PeaZip allows to: browse archives (with multiple inclusion and exclusion filters), extract multiple archives at once, save archive's layout, save job definition as command line (to be inspected, or used in scripts), save job logs. Version 2 comes with improved user interface, allows support for custom executables, and supports lpaq8 format.