File Tools

Very small program (size=30K) that splits and then rejoins large files
http://angusj.com/
http://www.angusj.com/splitjoin/

File splitter and rejoiner from freebyte.com. Available for Windows, Mac and Linux.
http://www.hjsplit.org/
Windows version:
http://www.hjsplit.org/windows/

Generates a list of the contents of a folder matching given file extensions.

Note: On closing the program an error message is generated. This problem does not effect the usability of the software...