Aztica
Specializing in high quality game components for Borland's Delphi and C++ Builder. Checkout the screen shots.
Hori Homepage / Delphi
DelphiX FAQ, for use with Hori DirectX for Delphi.
Microsoft DirectX Downloads
Developers can download DirectX technologies, including DirectX 6.0, the DirectPlay 5.0A update, and other multimedia development tools and information.
WDirectX
A visual component library to make life a bit easier for programmers who need to use Microsoft's DirectX SDK and still be able to use the excellent Delphi tool. [Open source]