7Zip is a compression and decompression software. It supports the following formats: ARJ, CAB, CHM, CPIO, DEB., DMG, LZH, HFS, ISO, LZMA, MSI, NSIS, RAR, RPM, UDF, WIM, XAR and Z. To create archives, it supports the following formats: 7z, ZIP, GZIP, BZIP2 and TAR. Z and fits into context menu of Windows Explorer, which simplifies archive creation. Drag-and-drop handling also simplifies file insertion into 7Zip windows. Moreover, it supports the use command lines.