1)   Moyea YouTube to Zune Converter 1.1
Moyea YouTube to Zune Converter makes it easy to put YouTube video(s) on your Zune gadget. You can copy the URL YouTube videos (Flash video/FLV) to the program, and then you may modify them to Zune compatible file formats, and upload on your Zune.

 2)   OJOsoft Zune Video Converter 1.5.3.0218
It can convert into Zune video from popular video formats including AVI, MPEG, WMV, MP4, MPG, DivX, 3GP, 3G2, MOV, QT, FLV, DVD(VOB), Xvid, MKV, TS, M4V, ASF etc, and also extract audio from your favorite video/audio files to Zune MP3, WMA, AAC etc