Originally released as shareware requiring a unique 32-digit registration key, Active Camera 2004 has since become "vaporware" as the original developers are no longer active.

Active Camera 2004 is widely considered an essential addon for FS9 users due to several ground-breaking features:

FS2004 Active Camera 2004 Version 2.0 is an advanced camera utility designed for Microsoft Flight Simulator 2004 (FS2004). However, its compatibility extends to other versions of the simulator, including Flight Simulator 9.1 (FS9.1), making it a versatile tool for simmers. This software allows users to customize and enhance their in-game camera experience with features such as dynamic camera movements, customizable camera settings, and improved cockpit views.

: Run the Active Camera 2004 installer and point it to your main FS2004 directory. Applying the DLL

: Active Camera 2004, a popular module for FS2004 that adds advanced camera modes like fly-by, approach, and virtual cockpit movement.