A lot of that functionality has been added to the main interface of https://www.openstreetmap.org/, although you can't create a route link on !OSM (yet). eg. http://map.project-osrm.org/?z=5¢er=39.402244%2C-82.397461&loc=43.566550%2C-80.499515&loc=35.204888%2C-92.447911&hl=en&alt=0