VirtualDub: New freeware deinterlacing filters
 

Has anyone try this?
It seems that it's not pretty difficult to keep you video good quality even if you use freeware.
Alparysoft Video Quality Controller --

plug-in for media players,works in realtime with most media players (Windows MediaPlayer, for example)
http://www.alparysoft.com/prod/quality-controller.php
Alparysoft Cleaner for Amateur Video

removes interlace at the final stage of video editing. Applies strong deinterlace and denoise techniques, allows to save cleaned video file for your home video archive.

http://www.alparysoft.com/prod/video-cleaner.php

for VirtualDub

AlparySoft Denoise Filter for VirtualDub
http://www.alparysoft.com/prod/denoise-for-vd.php

AlparySoft Deinterlace Filter for VirtualDub
http://www.alparysoft.com/prod/deinterlace-for-vd.php

Any other suggestions for freeware deinterlace?