Follow the stories of Maia and Maria.
Defragment registry to make your PC faster.
Play a chess-based mathematical puzzle game.
Escape by yourself, or with up to three friends locally or online.
Convert PNG images to PDF files in batch.
Exchange SOAP messages, C#-style, with this Web services toolkit from Microsoft.
Access WMI information both locally and remotely.
Set protection to PDF, protect PDF from copying or printing.
Remove malicious programs from Windows startup.
