Really Old Stuff (all windows apps)
WordAggregator – with a given word corpus, it shows some aggregate functions (count,min,max,avg length) immediately.
csv2sql – converts csv files to sql insert statements. It can repair false splits in columns.
Encrypt-it – hash a string with md5 or sha-1. not a big deal.
Kupic – dorm facebook/phonebook app for koc university.
Whoisci – resolve dns learn ip address. very old stuff.
Source code from the articles