DropDMG is a tool used to create and manage Mac disk images (. dmg files), which can compress folders or disks into a single file for easy transfer, backup, or archiving. It is a recommended Mac software distribution format by Apple. Users can easily create disk images with custom icon layouts and backgrounds through drag and drop operations, and support multiple formats (such as. dmg,. parsebundle,. img, etc.) and modern LZFSE compression technology. Supports code signing, encryption, splitting large files, creating bootable macOS installation disks, and other functions. It can be integrated with tools such as AppleScript and Automator for easy automation, suitable for individual users and developers.