7-Zip is a versatile and open-source file archiver utility designed to compress and decompress files efficiently. Developed by Igor Pavlov, 7-Zip supports a wide range of archive formats, including its native 7z format, as well as popular formats like ZIP, TAR, and RAR. It excels in providing high compression ratios, making it an effective tool for reducing file sizes and conserving storage space. Additionally, 7-Zip integrates seamlessly with Windows Explorer, allowing users to easily manage and manipulate compressed files through a user-friendly interface. With its combination of speed, flexibility, and robust compression capabilities, 7-Zip has become a popular choice for both casual users and professionals seeking a reliable file archiving solution.