1)   Nevo flv Video Converter 2.3.4
Nevo flv Video Converter is an all-in-one software which can converter Video format files including AVI, MP4, MPEG, WMV, XviD, H.264, DAT, MOV, ASF to flv file

 2)   Wondershare WebVideo Author 1.1.5
Wondershare WebVideo Author is your reliable choice of converting videos in various formats to flash movies. You may import existing videos or capture video by Webcam and DV. Also, you are allowed to create your own video album by using Story Board

 3)   Altdo Video To Flash Converter 1.1
Altdo Video to Flash Converter is a powerful multi-format conversion tool for flash movie with high speed and without movie quality loss. It can convert *.3gp, *.avi, *.asf, *.mov, *.wmv, *.mp4, *.m4v, *.mpeg, *.mpg to flv format.

 4)   3Q FLV Video Converter 2.1.0.1
3Q flv Video Converter is an all-in-one software which can converter Video format files including AVI, MP4, MPEG, WMV, XviD, H.264, DAT, MOV, ASF to flv file

 5)   Abdio FLV Video Converter 5.6
Abdio FLV Video Converter is a quickly convert Media file formats to FLV including searchable FLV to FLV,RM to FLV,ASF to FLV,WMV to FLV,AVS to FLV,MKV to FLV,MOV to FLV,3GP to FLV,MP4 to FLV,MPG to FLV,MPEG to FLV,DAT to FLV, OGM to FLV,etc.