{"version":"1.0","type":"link","title":"Spatial Data File - Newikis","description":"The Spatial Data File (SDF) is a single-user geodatabase file format developed by Autodesk. The file format is the native spatial data storage format for Autodesk GIS programs MapGuide and AutoCAD Map 3D. As of 2014[update] SDF format version SDF3 (based on SQLite3) uses a single file. Prior…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}