| 1. | Print lines/words/chars stats of files by extension | | |
| 2. | Print the product of age and size of each file, in suitable units. | | |
| 3. | Copy one file's atime and mtime to another | | |
| 4. | Change CRLF line endings to LF (Windows to Unix) | | |
| 5. | Print a list of files that are mentioned in CVS directories. | | |
| 6. | Print file diffs in context, unified, or ndiff formats | | |
| 7. | Format du(1) output as a tree sorted by size | | |
| 8. | Recursively find symbolic links to a given path prefix | | |
| 9. | Find a program in PATH system Variable | | |
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| 10. | Replace tabs with spaces in argument files | | |
| 11. | Convert GNU texinfo files into HTML | | |
| 12. | Reverse grep through a file (useful for big logfiles) | | |
| 13. | Intelligent diff between text files (Tim Peters) | | |
| 14. | Python utility to print MD5 checksums of argument files | | |
| 15. | Make a copy of a directory tree with symbolic links to all files in the original tree | | |
| 16. | Change LF line endings to CRLF (Unix to Windows) | | |