Formats
PNG tools and practical image guides
Image formats, compression, and licensed assets
Workbench tools
Transparent PNG background removerDrop a photo, cut the background on your device, and download a transparent PNG. Built for PNG Mag.PNG chunk inspectorInspect PNG dimensions, color metadata, and chunk sizes on your device.Image compressorCompare PNG optimization and adjustable JPEG/WebP compression.Image format converterConvert an image to PNG, JPEG or a supported modern format.
Also filed
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Why Screenshots With Text Compress So Well as PNG—and When They Suddenly Do Not
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What Metadata Can a PNG Store? Text, EXIF, Time, Color, and the Chunks Behind Them
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How to Inspect a PNG Before Re-Exporting It: A Practical Diagnostic Workflow
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A PNG Export Checklist for Designers: Before You Hand the Asset to Development
In this issue
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PNG Upload Security: Why 'It's Just an Image' Is Not a Validation Strategy
User-uploaded PNGs still need limits and decoding safeguards. File size alone does not describe decoded memory cost or parser risk.
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Why Your CDN-Served PNG Is Not Byte-for-Byte the Same as the Original
Image optimization layers can rewrite PNG filters, compression, metadata, dimensions, or even format while preserving a similar visual result.
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PNG for Favicons and App Icons: Exporting the Right Raster Sizes Instead of One Giant Master
A large transparent master is useful, but icon delivery often needs carefully rendered sizes rather than one huge PNG scaled everywhere.