A-PDF Merger 

A-PDF Merger is a very simple utility that can combine two or more Acrobat PDF files into a single document. You can define the order of the merged documents, and that's it. The program does NOT require Adobe Acrobat.
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123 Audio Video Merger 

Merge audio or video files into a single output file! 123 Audio Video Merger is a freeware utility that provides a fast and easy way to do this.
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Fx Joiner and Splitter 

Join AVI or MPEG movies with various size and frame rate with still images. Save your project as a new AVI, MPEG, WMV or RM movie. Join sound files and/or movie sound tracks an save as WAV, MP1 or MP2 audio.
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Split and Tile Image Splitter 

Optimize your website images by splitting your images into smaller segments, including percentage splitting or pixel splitting.
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ZipWrangler 

ZipWrangler allows you to manage .ZIP, .CAB and .LOK archive files. Compress your own archive files, extract files from downloaded archives; View/launch archive contents; span zips across multiple floppies; more. Free.
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Split-IT 

Great utility for splitting file into multiple smaller piece. This feature is very useful to overcome limits on the size of e-mail attachments and as an alternative to disk spanning.
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