Another compare and merge tool (CompareIt)

File compare and merge utility called "CompareIt" from Grig Software
http://www.grigsoft.com/

Text to Voice

http://vhost.oddcast.com/vhost_minisite/demos/tts/tts_example.html

For converting text to speech.
You can type in the phrases and chose the language and chose the voice.

KDiff3 - Comparing and Merging the Text files

http://kdiff3.sourceforge.net/

Open Source Tool for comparing and merging the text files.
aka tool used in SCM Systems (clearcase) to resolve the merge conflicts.