1)   CamSplitter 2.0
CamSplitter software allows to use one webcam device in multiple applications without locking the device. This software is designed to work like a bridge between one webcam device and several webcam software applications.

 2)   Video Chat Splitter 3.27
Split Video for Video Chat and Video Conference Capture Driver allows you to easily multiply your web-camera video in any conferensing software like Aol, Aim, ICQ, Yahoo, MSN, Skype, Camfrog, e.t.c.

 3)   SplitVideo from CAM or Video FILE 3.16
SplitVideo from CAM or Video FILE software allows the multiple use of a single webcam driver and device without locking that device. This software works like a bridge between one webcam device and several webcam software applications.