Studies
Original datasets behind what we write about photo metadata. Both are published in full, under CC0, with the collection method on the page.
3,000 files
What EXIF data photographs still carry
JPEG files drawn at random from Wikimedia Commons, with every metadata field the reader found recorded field by field and the platform's own field beside it.
Read the study600 files, fetched twiceWhich photo metadata survives a download
Each file fetched twice, as the copy the platform displays and as the file it offers for download, with every field recorded as present or absent.
Read the study