Alex Pruss sent word to us that this tool
Font Collector 1.40 is now freeware (previously $5). Font Collector is an easy-to-use companion program to Fonts4OS5, FontSubst, eReader, iSilo, Mobipocket, FontHackV, FontHack123, Palm Bible+ and Plucker, allowing you to convert fonts from many other formats - including fonts within applications you may have sitting around on your PDA - to formats for these applications.
The following input font formats are supported: FontHack123, eReader, Fonts4OS5 (not for conversion to other formats), FontSubst (not for conversion to other formats), FontHackV, fonts inside all applications' main .prc files, Plucker, iSilo, PalmBible+, VersaMail fonts, FontBucket, vuilt-in Sony NX fonts, built-in Palm OS fonts on many devices.
You can now download the full source-code from
here.