a virtual file system (VFS) that runs in the user address space. At the moment libferris is a shared object that each application can dynamically link to in order to see the file system through a nicer abstraction.
a library to provide abstract access to various archives. It is intended for use in video games, and the design was somewhat inspired by Quake 3's file subsystem. The programmer defines a "write directory" on the physical filesystem.
system extension that enables application controlled virtual and user mode file systems. Using Pismo File Mount, applications can expose all kinds of program and user data through the Windows file system interface.