PeaZip is a cross platform, open source (LGPL), portable archiver and file split utility. It supports it's native PEA archive format (featuring compression, spanning and authenticated encryption) and other mainstream formats, with a special focus on handling open formats: 7Z, 7Z-sfx, BZ2/TBZ2, GZ/TGZ, PAQ, PEA, QUAD, split (.001), TAR, ZIP. Read many more archive types: ACE, ARJ, CAB, DEB, RAR, RPM.
Installable Windows version, providing system integration and automatic uninstaller.
PeaZip has the following other editions available: PeaZip for Windows (Portable), PeaZip for Linux (Portable) and PeaZip for Linux (RPM).