Ext2, Ext3, Ext4 file systems

Ext2, Ext3, Ext4 are default file systems for most of Linux operating systems. They are all based on the UFS (UNIX File System). Ext3 and Ext4 introduced file system journaling.

File systems: FAT

FAT (File Allocation Table) file system is the primary file system in various operation systems: Microsoft DOS, Microsoft Windows 9x, UEFI, e.t.c. and is supported from the box by almost all available OSes.