Here's CoolFusion (Windows)

What You're Getting: A Plug-In that can be used exclusively with Netscape Navigator
2.0 under Windows NT and Windows 95. 


Real-time Video on the Web

CoolFusion is your ticket to a mind-blowing mulitmedia rendezvous on creative Web
sites everywhere. 

With CoolFusion, video is played as it's received -- right on your Web page. No
waiting! 


            Get animation, video and sound over the Web -- Now. 
            Make your own Web site as interactive as a CD-ROM. 
            Don't spend a dime for additional software!

http://www.iterated.com/coolfusn/download/cf-netsc.htm