PeaZip is a free and open-source file manager and file archiver for Windows, Linux and BSD made by Giorgio Tani. It supports its native PEA archive format (featuring compression, multi volume split and flexible authenticated encryption and integrity check schemes) and other mainstream formats, with special focus on handling open formats. It supports 182 file extensions (as of version 5.6.0).PeaZip is mainly written in Free Pascal, using Lazarus.