My own programs:

• Larion - (Win32) Play othello/reversi against human or computer opponent.
• PIM - (Win32) Encrypted storage. Uses 256 bit AES encryption to cyper all text written inside it.

Useful free programs for Windows:

• Report Merger - Merge MT4 backtest statements

• Firefox - Browser with optional extensions
• Free Download Manager - Download manager with torrent support
• MacShift - MAC address changer (works even if the driver doesn't offer MAC change)
• Opera - Browser with lots of integrated tools
• Skype - Instant messenger and voice over IP
• TeamViewer - Simple remote desktop sharing

• Billy - Mini MP3 player
• DVD Flick - Video DVD creator
• ImgBurn - CD/DVD burner
• GOM Player - Media player
• XMPlay - Full featured but small music player (near WinAmp functionality)

• Avira AntiVirus - Free virus scanner & remover
• Daemon Tools - Virtual DVD drive
• Revo Uninstaller - Program remover (remove files&settings left after uninstall)
• Smart Defrag - Disk defrag
• Unlocker - Unlock locked files/folders (e.g.: remove files in use, remove spyware/virus/system files…)

• 7-zip - Universal compressor
• CutePDF - Virtual printer to create PDF files
• Sumatra PDF - PDF, ePub, MOBI, CHM, XPS, DjVu, CBZ, CBR reader
• Trayconizer - Minimize any application into icon tray
• UK's Kalender - Calendar with reminder and shareable entries (FTP)
• SpeedCrunch - Powerful calculator

• AutoStitch - Stitch panorama pictures
• PhotoFiltre - Photo editor
• S7RAW - RAW converter for FujiFilm cameras

• Ico FX - Icon editor
• Subpad - Notebook replacement
• QuickPHP - Local PHP server for develpoment