1)   e2eSoft VCam 0.9.0
A software virtual camera which can play video, image, webcam and DV, perform screen capture and set them as your camera output image. It also support multi-stream output with different sizes, camera splitter, image overlay and video special effects.

 2)   Virtual Camera 0.85
Virtual Camera is a virtual software camera that can be installed on Windows 98 ME 2000 and XP. It needs no hardware. It can use your former medias, including pictures, video clips etc. as its sources.