Here are some bookmarks:

• http://www.penguin.cz/~mhi/fs/Filesystems-HOWTO/Filesystems-HOWTO-6.html - Filesystems HOWTO: Extended filesystems (Ext, Ext2, Ext3)
• http://web.mit.edu/tytso/www/linux/ext2.html - The ext2 homepage. This is the primary source of information about ext2.
• http://uranus.it.swin.edu.au/~jn/explore2fs/es2fs.htm - Document about ext2fs from John Newbigin.
• http://www.ing.umu.se/~bosse/ - Ext2fs_Rec (ext2 recognizer for WinNT).

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