SplitIt! Macintosh freeware to split a file into pieces of any size then reassemble it. http://www.cs.utk.edu/~hedden/split.html

Smartcopy Shareware file utility for splitting and restoring large files, for Windows and Dos. Features a handy built-in file and directory browser/selector. http://server49.hypermart.net/hangvogel/smartcopy/

Splitpea Command-line tool written in Python that can split a file into multiple fixed-size pieces and join those pieces to form the original file. Runs on Linux and Windows. GPL from dOxxx. http://www.doxxx.net/

Goetz's File Splitter Split a large file into smaller files to fit on floppies or e-mail attachments. Command-line tool. http://www.lawrencegoetz.com/programs/gfsplit.htm

Splittur Shareware file splitter that can create spanned or single-volume self-extracting (SFX) packages. Integrated ZIP extraction, encryption, possibility to make every volume executable. http://ktk.ru/~camelot/efenstor

Steve's File Splitter Free Tcl/Tk graphical file splitter, with source code. Generates .bat file to rejoin parts on DOS or any Windows OS. http://www.steveperkins.net/servlet/request?page=splitter

Chop TAssembly Language program for splitting large files (up to 4GB) for easier distribution. Files can be split by either the number of files specified, the maximum file size, or use preset common sizes for floppies and CDs. http://www.sinnercomputing.com/Chop.htm

File Split Program - Datei-Zerstückelung Splits a large file into smaller pieces, uses Cyclic Redundancy Check (CRC), and auto-concatenate. [Bilingual site German/English] http://black_giant.tripod.com/splitfile.html

Gair Software Utility for splitting large files into several smaller parts, developed for the Microsoft .NET platform. http://www.freewebs.com/gairsoft/

Meld A gnome2 diff, and merge tool for file comparisons. Edit files in place and the differences are updated dynamically. It also integrates with CVS either as an external tool or via the built in browser. http://meld.sourceforge.net/