GPSBabel converts waypoint data between about fifty file formats, including Magellan and Garmin serial, Garmin USB, Mapsource, Mapsend, Streets & Trips, Delorme, National Geographic, many PDA formats, and many others. It is endian and word-size safe, includes a GUI, and runs on a variety of operating systems. It also supports Groundspeak GPX extensions for geocaching.
FreeOTFE4PDA is an "on-the-fly" (OTFE) transparent disk encryption program. Using this software, you can create one or more "virtual memory cards" on your PDA. Anything written to one of these cards will be automatically and securely encrypted before being stored. A PC version is also available, allowing data encrypted on your PC to be read/written on your PDA, and vice-versa.
The eXtensible Binary Universal Protocol (XBUP) project is an attempt to design a general binary communication protocol and file format. It is based on the unlimited unary-binary encoding and strongly typed block tree structure. It will provide a catalog service and processing infrastructure.
UniRed is a unicode plain text editor. It supports many charsets (16-bit Unicode, UTF-8, Windows/DOS system charsets, Latin-1, Latin-2, Latin-3, etc., Cyrillic charsets, etc.). It allows you to use HTML-style presentation of Unicode symbols, features syntax highlighting that can emphasize syntax elements by colors and/or text styles, and much more.
Brainfuck Debugger is designed to encourage the development of Brainfuck programs by providing an IDE with debugging features. One of the goals of this project is to provide an environment for people who want to experiment with the fundimental processes of computers, but not get blown away with complicated syntax issues.
VersyPDF is a set of the high-quality, industry-strength PDF libraries that meet the requirements of very demanding and diverse applications. It is compatible with a lot of operating systems and programming languages. The supported programming languages are C/C++, Delphi, .NET, Perl, and PHP.