Featuring OpenStreetMap-based map layers on the homepage

Alongside the OHM-based Historical, Railway, Woodblock, and Japanese Scroll styles, the homepage also features three raster map layers based on OpenStreetMap data:

  • Standard (OpenStreetMap Carto), courtesy of the OpenStreetMap Foundation
  • CyclOSM, courtesy of OSM France
  • Humanitarian (HDM-CartoCSS), courtesy of OSM France

As far as I know, we’ve included these layers only because we haven’t gotten around to removing them from our fork of the openstreetmap-website codebase. Has anyone found these layers helpful as part of our homepage, versus going to openstreetmap.org or openstreetmap.fr instead?

In the past week, OSM began featuring the first two vector map layers. Should we consider including one of these layers too? OSM also reconfigured their tile server to cache map tiles more aggressively. If folks have been relying on the existing layers to reflect the freshest OSM updates, we might have to ask for an exception.

Relatedly, our fork of iD continues to offer a OpenStreetMap (Standard) background layer option. If you’re only using it to orient yourself on an otherwise blank map or manually transfer your own original OSM contributions to OHM, that should be fine, but please don’t use this layer to systematically copy OSM content. That would trigger provisions in OSM’s license that we’d rather avoid. If we discover that this layer is facilitating systematic copying, we may be forced to remove it from iD.

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I would usually go into ID to find the place that I want to map on the ‘blank’ map. I don’t think I’ve ever really used the osm map on ohm itself.

I suppose switching between layers is a stop-gap / workaround before there’s overlay/underlay / custom background/basemap for comparisons?

If you’re using one of the OSM layers to compare the two projects, would you find it more useful to see one overlaid upon the other? Would you want OSM Carto as the underlay, or something less busy so that the OHM content would be more legible?

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The OSM standard layer + the Map Data overlay is frankly sometimes my go-to for browsing OHM data.

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I’ve never used the CyclOSM and Humanitarian layers on OHM, but I often use the Standard layer to look up a place on the map. I think it’s a useful addition as long as OHM coverage remains limited.