Overlaying OpenGL programs with text and/or geometry
Dynamically altering another program’s flow

Old stuff

DirectX

• How to install Visual C++ 2008 Express Edition and DirectX SDK
• Initialization
• Vertex Buffers

WinINet samples

• Downloading a file from an FTP server (C++)
• Downloading a file from an HTTP server (C++)

Tremulous

• Adding a bouncing mode for the Lucifer Cannon (C++)

Quake III Arena

• Implementing homing missiles for the Rocket Launcher (C++)

BIOS Password Remover

• Source code (x86 assembly)

Changing Windows Live Messenger personal message

• Source code (C++)