1)   Kate's Video Toolkit 2.55
All-in-one video/audio toolkit solution. Convert, Cut,Join, Mix and Apply effects. Supports AVI, WMV, MOV , DIVX, ASF, 3GP, MP4, MPEG1, MPEG2, VCD-PAL ,VCD-NTSC, SVCD-PAL, SVCD-NTSC, DVD-PAL, DVD-NTSC and other formats.

 2)   Kate's Video Cutter (free beta) 1.76
Easy to use tool to extract part of the video and save it in same or different format. Supports AVI, WMV, MOV , DIVX, ASF, 3GP, MP4, MPEG1, MPEG2, VCD-PAL ,VCD-NTSC, SVCD-PAL, SVCD-NTSC, DVD-PAL, DVD-NTSC and other formats.

 3)   Kate's Video Converter - free beta 1.82
Video converter which can convert video file between all popular video formats including AVI, WMV, MOV , DIVX, ASF, 3GP, MP4, MPEG1, MPEG2, VCD-PAL ,VCD-NTSC, SVCD-PAL, SVCD-NTSC, DVD-PAL, DVD-NTSC and other formats.