What is an SBX file?
An .SBX file is most often an ESRI Shapefile spatial index file. These files store spatial index data that helps GIS software quickly locate and read map features. The .SBX file works together with the .SBN file and other core components like the .SHP and .DBF files.
However, the .SBX extension has multiple meanings. It can also be a ScratchX Project File created by the MIT Media Lab. Other software programs use .SBX for StudioBinder screenplay projects, Superbase databases, Siemens SIMATIC PCS 7 exports, or Adobe Illustrator Tsume files. Some .SBX files are plain XML or compressed ZIP archives.
How to open SBX files?
Because an .SBX file can be many different things, you must first identify its exact format. For GIS data, you can use ArcGIS Pro or QGIS. If the file is a ScratchX Project File, you can open it with the legacy ScratchX web editor. Screenplay files open with StudioBinder or Celtx. If you do not know the origin of the file, we recommend using viewer.online/sbx to identify the actual format of your file.
Best practices and troubleshooting
Never delete an .SBX file if it sits next to a .SHP file. GIS software needs the complete set of shapefiles to load map data quickly. If you receive an .SBX file by itself, ask the sender to provide the remaining shapefiles.
Analyze with viewer.online
viewer.online/sbx can analyze .SBX files to identify the exact format and creator software, inspect the file structure, extract readable text, and check whether an online preview is available.
Summary
viewer.online/sbx is useful for identifying, inspecting, and understanding .SBX files without installing software or dealing with compatibility problems.