Debug a Binary File

Inspect headers and bytes while debugging a file format.

Ingen inloggning krävsFiler förblir privata

Släpp filer här, eller klicka för att bläddra

Any file ingen filstorleksgräns

Bläddra bland filer

Dina filer lämnar aldrig din enhet. All bearbetning sker lokalt i din webbläsare.

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.

debugging tips

🐞

See exact byte values and offsets when a parser chokes on a file.

🔢

The aligned hex + ASCII columns make it easy to spot headers and string data.

📏

Offsets are shown in hex, matching most format specs and documentation.

🔒

Nothing is uploaded.

Välj fil

Drop your file into the tool above. It stays entirely on your device — nothing is sent to any server.

Bearbeta

The tool processes your data instantly in your browser using JavaScript. No server, no waiting.

Ladda ner

Get your result instantly. Nothing is stored after you leave the page — complete privacy.

✓Helt gratis — inga dolda kostnader, någonsin

✓Inget konto, e-post eller inloggning krävs

✓Filer lämnar aldrig din enhet

✓Inga filstorleksgränser överhuvudtaget

✓Inga vattenstämplar på någon utdata

Identify a File's Real Type

Check a file's magic number to see what it actuall

Find Text Strings in a File

Spot readable text embedded in a binary file.

Inspect a Suspicious File Safely

Examine an unknown file's bytes without opening or

Learn How File Formats Work

Explore the byte structure of real files to unders