Complex sentence: The modular kernel of Whitix is licensed under the GNU General Public License, and is a fully preemptive multitasking kernel with multithreading that supports a number of filesystems, including the FAT family of filesystems, ext3 (with journalling), Reiserfs and ISO9660.
Split into simpler sentences: The modular kernel of Whitix is licensed under the GNU General Public License, and is a fully preemptive multitasking kernel with multithreading. It supports a number of filesystems, including the FAT family of filesystems, ext3 (with journalling), Reiserfs and ISO9660.