Learn How File Formats Work
Explore the byte structure of real files to understand formats.
أسقط الملفات هنا أو انقر للتصفح
Any file لا حد لحجم الملف
ملفاتك لا تغادر جهازك أبدًا. تتم جميع المعالجة محليًا في متصفحك.
Inspect the raw bytes of any file — offset, hex, and ASCII columns, like a classic hex editor. The file is read locally and never uploaded.
learning tips
Compare the headers of a PNG, a PDF, and a ZIP to see how formats announce themselves.
Seeing real bytes alongside ASCII makes format specs much easier to follow.
A hands-on way to understand magic numbers and headers.
Experiment freely — nothing is uploaded.
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Spot readable text embedded in a binary file.
Inspect a Suspicious File Safely
Examine an unknown file's bytes without opening or
