(There's no video for ScreenFlow yet. Please contribute to MR and add a video now!)
With ScreenFlow you can record the contents of your entire monitor while also capturing your video camera, microphone and your computer audio. The finished result is a QuickTime or Windows Media movie, ready for publishing to your Web site or blog or directly to YouTube or Vimeo.
ScreenFlow-1-5-4.dmg (6.23 MiB / 6.53 MB)
For PowerPC G4 / DMG image
ScreenFlow-2-1-11.dmg (11.84 MiB / 12.42 MB)
For PowerPC G5 / DMG image
Both versions require Mac OS X Leopard and Quartz Extreme.
Version 1 wants a G4 processor
Version 2 wants a G5 processor
Emulating this? It should run fine under: QEMU