I'm trying to chase down a GPX maker for my old man. He's got a blackberry (bb). So far, Ridewithgps's Cullen pointed me towards www.speedometer.mobi, but it seems defunct. The last posts from the following forum thread are from 2010. Too bad.
Anyhow, there does appear to be a couple of bb apps on the current BB World Market place:
Anyone else had any luck with GPX files and your bb?
I'll post my results here once I try some stuff out.