WeatherCat version 3.2.0 is now available (April '23) - see the Releases forum for more details.
Apple File System (APFS), the default file system for Mac computers with solid state drives, features strong encryption, space sharing, snapshots, fast directory sizing, and improved file system fundamentals.
Despite the ubiquity of APFS volumes in today's Macs and the format's 2016 introduction, third party repair utilities continue to have notable limitations in supporting APFS volumes, due to Apple's delayed release of complete documentation. According to Alsoft, the maker of the popular DiskWarrior, Apple's 2018 release of finalized APFS format documentation will enable safe rebuilding of APFS disks in future versions of its flagship product. [DW can even now be used ton repair external drives using HFS] Competing products, including as MicroMat's TechTool and Prosoft's Drive Genius are expected to increase APFS support as well.