What You Can Upload & Contribute to tDAR


  • PDF Documents (.pdf)
  • Microsoft Word (.doc, .docx)
  • Rich Text Documents (.rtf)
  • Plain Text Documents (.txt)
Examples Reports of archaeological field investigations, articles presentations, field or lab notes, catalogs, dissertations or theses, collections and historical research, and historical documents about archaeological resources, research projects, and organizations


  • Tagged Image File Format (.tiff, .tif)
  • JPEG Image (.jpg, .jpeg)
  • Portable Network Graphics (.png)
  • Other (.bmp, .gif)
Examples Images and illustrations of archaeological resources or related to archaeological investigations

Data Sets

  • Comma Separated Values (.csv)
  • Tab Separated Values (.tab)
  • Microsoft Excel (.xls, .xlsx)
  • Microsoft Access (.accdb, .mdb)
Examples Spreadsheets, databases, and coding sheets that describe archaeological data sets about artifacts, features, sites, or other archaeological phenomenon

Geospatial Data

  • Shapefiles
  • Geodatabases
  • Georectified images
  • (GeoTIFF & GeoJPG)
Examples Spatial Data about archaeological resources, e.g.: Maps


  • Remote Sensing Files
  • 3D Scans (OBJ & E57)
Examples Data about archaeological resources collected by various sensors, e.g., GPS, GIS, Resisitivity, GPR, and various sonar instruments