Metadata field notes

Know what a file reveals before you share it.

Practical guides to file metadata, local cleaning, verification, and the limits that matter. Written from the implementation outward—not from marketing promises inward.

Editorial method

metapeel Editorial Team

See how capability claims, sources, corrections, and update dates are handled.

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Start here · Foundations

File Metadata Explained: What It Reveals and What Can Be Removed

A format-by-format map of metadata, privacy risk, and the exact boundary between metadata cleaning and hidden-content review.

9 min readUpdated Jun 28, 2026
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A connected map, not a pile of posts

Implementation-aware

Every cleaning claim is scoped to fields the current code path actually handles.

Privacy-aware

Guides never ask for real private files or send file-derived information to analytics.

Source-aware

Technical explanations link to specifications and official documentation with clear context.