I'm a little confused as to what this actually is. Is this a route planning built on top of OSM? Does this bundle OSM data "all in one" so that you can more easily host an OSM server?
OSM doesn't have a server per se (other than the OSM API server). It's a dataset for the most part. Headway lets you bring up a server that will render maps tiles, allows you to search for places and get routes between places. It's trying to be a user-friendly UI for various pieces of the OSM ecosystem. There are a lot of amazing pieces of software out there that work with OSM data, but there isn't an easy way to bri…
(new map('map_div')).addLayer(new TileLayer('http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png'))