Check out Esri's Javascript API, the 4.0 Beta supports 3d geometries. Though not sure about displaying an indoor map. Main page: https://developers.arcgis.com/javascript/beta/ Sample:…
Check out Esri's Javascript API, the 4.0 Beta supports 3d geometries. Though not sure about displaying an indoor map. Main page: https://developers.arcgis.com/javascript/beta/ Sample:…