File Extension Lookup

Finding formats across multiple information sources

Enter the file extension to look for, e.g. pdf/tiff/dat/etc.:

Selected formats

Notes

• Supports fragment-based queries, so it can replace the format aggregator (e.g. https://www.digipres.org/formats/extensions/#*.sd2)

To Do

• Drop extensions.parquet or switch it to denormalise the full dataset and see if it's faster.
• File registry has a lot of empty names
• Registry URLs :
  • missing prefix for Just Solve
  • Have erroneous trailing slash for LOC
  • Go nowhere for file, mediainfo, tcdb, trid
  • Don't work for NARA
  • Have an extra pronom: in for PRONOM