I found out that SyncML would probably work on my phone, but Sprint seems to be blocking it.  Try https://zyb.com/ for online sync.  Luke was talking about a Zaurus, by the way.

From: Kyle Sexton
Sent: Monday, April 09, 2007 5:33 PM

On 4/9/07, Luke-Jr <luke@dashjr.org> wrote:
On Monday 09 April 2007 10:02:40 pm Kyle Sexton wrote:
> On Mon, Apr 09, 2007 at 09:30:36PM +0000, Luke-Jr wrote:
> > On Monday 09 April 2007 07:27:36 pm Kyle Sexton wrote:
> > > Does anyone have a smartphone/PDA that works well with Linux?  The only
> > > ones that I really know of are the Treo's, and Palm OS is getting a
> > > little long in the tooth.  If you have a success story or
> > > recommendation of a phone let me know!
> >
> > Zaurii run Linux.
>
> Is that a phone?

It can be if you add a headset and cell CF card (or 802.11 for a wifi
phone) :)

Heh, I think I may have found a solution.  Looks like with SyncML and services like www.scheduleworld.com you can pretty much sync any phone OTA.  In addition there are Evolution plug-ins for SyncML. :)

--
Kyle Sexton