abcAVI Tag Editor is little stand alone utility for viewing/editing tags in AVI files. In short it allows you to get information on movie from Internet Movie Database or type it by yourself and save that info inside AVI file.

Splits a big .vob file into multiple .vob files

This program enables the user to join a bunch AVI-Files to one big movie using Virtual Dub. You may be interested in reading this guide on Joining AVI files in VirtualDub instead.

VOBMerge is a tool for merging and joining several .vob files into one file. This is useful software for seamless playback or editing of DVD video on your hard drive. Note: Make sure that your disks are formatted with the NTFS file system if you are going to output files larger than 4 GB!

MPEG2Cut is a fast an easy MPEG2 Cutter made by Symbiose based on Jakei's DVD2AVI.

Download Bicubic Video Resizer, a Directshow filter for resizing the video

Chopper XP is a tool that lets you extract a part of any DVD easily. It is a Vob cutting program with a video display and a great interface.

Good program for chopping up AVI files.

Download MPEG4 Crop/Resize Tool, a software to help you crop/resize AVI files

Download software for playing and making DivX movies