The full name of py-tag-fs project is "tag-based file system in Python". It will be a user-oriented logical file system, which is above the current system-oriented fs(like ext2 and ntfs). The files will be organized with tags, instead of folders.
Automatic File type converter Daemon - automatically converts the file type while renaming a file, based on the source and destination file extension. Currently it supports conversion for image types and provides a GTK+ frontend.