2 Free and Open-source Folder Apps for macOS (Intel and Apple Silicon)

1- Archive Mounter

Mounts archives like disk images (macOS)

Archive Mounter is a macOS application allowing to mount archive files as disk images.

It currently supports ZIP and RAR archives.

Read about Archive Mounter 's features, license, platforms, and more.

2- Sloth

Native Mac app that shows all open files, directories, sockets, pipes and devices in use by all running processes.

Sloth is a native Mac app that shows all open files, directories, sockets, pipes, and devices in use by all running processes on your system. This makes it easy to inspect which apps are using which files, etc.

Read about Sloth 's features, license, platforms, and more.