Formats

Does Converting an Image Remove Its Metadata?

Converting between JPEG, PNG and WebP may keep, drop or partly rewrite the metadata. Why the answer depends on the converter, not the format.

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Metadata

What Is Image Metadata?

A practical guide to EXIF, GPS, XMP, IPTC and the information attached to an image.

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Image quality

Does Removing Metadata Reduce Image Quality?

Why container-level cleaning can preserve compressed image data byte for byte—and when re-encoding changes it.

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Verification

How to Verify Metadata Was Actually Removed

Checking a cleaned file yourself, and what a verified result does and does not prove.

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Formats

Removing Metadata From WebP Files

How WebP stores EXIF and XMP, why animated files differ, and what the VP8X colour flag changes.

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Platforms

Does Instagram Remove EXIF Data?

What social platforms strip on upload, what they keep, and why it does not protect you.

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Platforms

How to Check Whether a Platform Strips Image Metadata

The reproducible method, a dated sample of what real platform CDNs serve, and why most published tables are stale.

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AI metadata

PNG Text Chunks and AI Generation Metadata

How tEXt, zTXt and iTXt store prompts, seeds and ComfyUI workflows—and why compressed chunks hide from most tools.

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