sudoku.pl that offers a simple alphanumeric board display that supports the 9x9 matrix. It can generate a sudoku puzzle, but manual input by the user is also possible to use a sudoku from a newspaper, the Internet etc. It assists the user in solving the sudoku by providing some functions, up to and including solving the sudoku from the current board-setting. If the option -d is set, all solutions are found and logged, up to a maximum of 10. This option enables the program to test a given sudoku for having one solution only, which is a generally preferred sudoku property. Also included is a sudoku generator that supplies the single solution type sudokus.
metaf2xml can download, parse, and decode aviation routine weather reports (METAR, SPECI, SAO), aerodrome forecasts (TAF), synoptic observations (SYNOP), and BUOY observations, and store the data as XML. XSLT style sheets convert it to plain language, as HTML or text. Current weather data from NOAA and other sources can be fetched and displayed.
iShowU is software to capture and record video from your screen into a Quicktime movie in real-time. Create tutorials, make a demo for the Web, record your favorite game, collaborate on UI design, or show tech support what's really going on with that broken program. It allows you to capture and record anything you can see on your screen, along with audio from any compatible source.
OneTime is a command-line encryption program that uses the one-time pad algorithm to allow two parties to communicate securely, without worrying about unauthorized people listening in. It compresses plaintext input to save pad, has features that assist with the bureaucracy of pad management, and comes with built-in help.