This format can...
read and write waypoints
This format is derived from the xcsv format, so it has all of the same options as that format.
Delorme TopoUSA/XMap Conduit is one of the bazillion CSV variants variants mentioned above. It's just like Delorme Streets & Atlas with the addition of a completely pointless line at the beginning and end of the file. This is the format used to hot-sync to XMap from withing TopoUSA. Done with help of Dan Edwards.