Free software for devices running the Palm operating system
What's the difference between Y2K and the Millenium?
Check out simultaneously running countdown clocks to see the answer.
HRTree.pm
A Perl module to organize an heirarchical reporting structure
Now defunct because this could be much better implemented as an XML application
over2frac
A Perl script (unfinished) to convert TeX syntax \over to \frac
I really should learn lex and yacc for this one