Portabella is a basic serial communications program that sends and receives data through the serial port on your Palm OS device and displays the bytes in an easy-to-read format. You can effortlessly define transmit strings in hex notation and send them out with a click of a button. Portabella comes with complete source code and can be modified to fit your needs
WebMgr is a PalmOS applications that allows you to submit page requests to web servers. It was designed to allow Palm-based interaction with a CGI script running on a personal web server, but should work with any website supporting GET requests
PocketC Runtime - The runtime version is for those who have no desire to compile applets, but want to run someone else's applet. Using this version saves memory, since the compiler has been removed. This version is freeware and may be distributed freely by developers, but only in its entirety
OnBoard C Compiler is a C compiler that runs on and creates executables for the Palm OS. OnBoard C creates stand-alone, fully-fledged PRCs - there's no need for run time libraries or any other software to run an executable created by OnBoard C
The iScript is an open-source implementation of WMLScript engine for PalmOS devices.
It is compiled as standard PalmOS system library and may be used not only in WML browsers, but in any application, which requires scripting capabilities.
Update Description:
version 1.1
Binary Calculator- This simple calculator was written for programmers, it lets you manipulate 32-bit numbers in a variety of formats using the appropriate math for the current edit field. Turn bits on and off by clicking on them. Perform binary functions, switch between big-endian and small-endian modes. Operates much like an RPN calculator
Cipher is an application that lets you encrypt every text field's usable text with the very strong IDEA algorithm by Ascom.
First of all, CipherDA is a DA version of Cipher. Cipher is a program that lets you encrypt every text field's usable text (e.g. DateBook appointments, Expense report items, complete MemoPad notes) with the very strong IDEA algorithm by Ascom