Astro Info
GPL astronomy program with color support developed on Unix.
Coldsync
Command-line synchronization software for Palm and Visor.
CryptoPadSlicer
Conduit for the cryptographic MemoPad replacement CryptoPad application for the Palm.
Java Pilot Desktop
Platform-independent desktop enables communication and data interchange with Palms.
JustInTime
Works with the pilot-link to synchronize the time between Unix desktop and Palm. J-Pilot plugin also available.
MalSync
Command line tool that allows Palm Pilots to synchronize with MAL servers, such as AvantGo.
PalmAMP for XMMS
XMMS plugin to work with the PalmAMP remote control program for WinAMP.
Pilot Software from the ISAAC Group
PalmOS applications of particular interest to Unix users, such as cryptography libraries, ssh, telnet.
Pilot-Link
Command-line tools for connecting to a Palm to sync, add, delete, move, copy, and manipulate Palm data.
pilot2pine
Converts Palm address book to Pine format.
Pyrite
A Python library which provides high-level object-oriented access to Palm handhelds and their data.
Syncal
Syncal reads a current ical calendar file, an archived ical calendar file from the last time syncal was run, and a Palm device DateBook database and reconciles them.
XNotesPlus
On-screen sticky notes software with Palm sync capability. Comes in Gtk and Motiv versions.