Learn How File Formats Work
Explore the byte structure of real files to understand formats.
فایلها را اینجا رها کنید یا برای مرور کلیک کنید
Any file بدون محدودیت حجم فایل
فایلهای شما هرگز دستگاهتان را ترک نمیکنند. تمام پردازش به صورت محلی در مرورگر شما انجام میشود.
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.
نحوه کار
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Inspect a Suspicious File Safely
Examine an unknown file's bytes without opening or
