Palm Programming: The Developer's Guide - http://www.oreilly.com/catalog/palmprog/ Used by Palm in their developer training, this tutorial-style book published by O'Reilly shows intermediate to experienced C programmers how to build a Palm application from the ground up.
Palm OS: Developer - http://www.palmos.com/dev/ The official development site by Palm, originators of the PDA. Articles, help information, source code, the SDK, the Palm OS Emulator (POSE), Debugging ROMs, are available here.
HackMaster API - http://www.daggerware.com/hackapi.htm How to write a HackMaster hack.
CS110 Course notes - http://cse.stanford.edu/class/cs110/ CS110 is a course in assembly language, whose target platform is the Palm Computing Platform
DB Viewer - http://www.righto.com/pilot/db.html View the contents of .pdb/.prc databases on the PalmPilot.
Pilot Software Development by Darrin Massena - http://www.massena.com/darrin/pilot/index.html A no longer maintained software development page. Still includes a lot of useful information.
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