Open Video Joiner 

Open Video Joiner is a tool for joining all kinds of video files such as MPEG (MPG), AVI, ASF, WMV into one large avi file with transition effects. It uses open compression system for video and audio. It can encode AVI file with DIVX, XVID,etc.
video joiner movie joiner join mpeg join avi join wmv join asf merge mpeg merge avi merge wmv merge asf

ADShareit AVI to VCD/DVD/MPEG Converter 

Encode/merge several AVI (DivX, Xvid...) or MPEG files to VCD, DVD, SVCD compliant mpeg files for recording to VCD / DVD with a VCD or DVD creation program. The resulting VCD / DVD / SVCD can be played on VCD players, and many DVD players.
avi to vcd avi to dvd avi to svcd avi to mpeg convert avi to vcd convert avi to dvd convert avi to svcd convert avi to mpeg

JFuse AVI, MPEG Joiner / Mpeg Splitter 

Joins or splits media files. Merge small movie files together so they can be viewed as one clip.
mpeg joiner avi joiner avi merge avi merger combine avi combine mpeg combine mpg cut mpeg cut mpg divx joiner divx merge divx merger join avi join divx