Image format

ICO-Beispieldateien

ICO (.ico) files store multiple icon images at various sizes and color depths in a single container for desktop and web favicons. Use sample .ico files to test icon parsers, size selection, and transparency masks.

1 dateien All to 50KB SHA256 verified Manifest included
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Quick facts
KategorieImage
Total Files1
Extension.ico
MIMEimage/vnd.microsoft.icon
ManifestJSON
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Files first

ICO Sample Files — Download

Starter file

ico_100x100_sample_file_41KB.ico · 40.7 KB

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All (1) 50KB (1)
Dateiname Groesse MIME Herunterladen
ico_100x100_sample_file_41KB.ico
.ico Starter SHA256 511ca0be6de0...
40.7 KB image/vnd.microsoft.icon Herunterladen
Use cases

ICO Testing Workflows

Use the file table first, then branch into compare or FAQ only if the task needs more context.

Compare and decide

ICO Format Comparisons

More image formats: PNG TIFF BMP GIF SVG JPEG
FAQ and reference

ICO File FAQ

Checksum Verification

Use checksums to confirm file integrity after download.

shasum -a 256 your_file_name_here
# Compare output with SHA256 values listed above.
Where is the machine-readable manifest?

Use the manifest when you need stable names, SHA256 values, and URLs for automation.

Manifest
Validation Methodology
  • Validate MIME sniffing against extension and file signatures.
  • Test transparency, color profile, and resize pipelines.
  • Benchmark decode speed and memory use for larger dimensions.
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