Inspect file headers and magic bytes
File and Binary Inspection Tools
This topic is built for file signatures, byte inspection, Protobuf payloads and binary-friendly troubleshooting in the browser.
Recommended tools
Recommended tools for File and Binary Inspection Tools
File Type Detector
Inspect a file in the browser and identify common formats from extension, MIME type and magic bytes.
Open tool → Hex EditorInspect text or files as hex bytes, edit hexadecimal content, and decode it back to text locally in the browser.
Open tool → Protobuf Encoder / DecoderEncode JSON into Protobuf bytes or decode hex / Base64 Protobuf payloads with a .proto schema in the browser.
Open tool → Base ConverterConvert numbers across bases and transform text into hex, binary, Base64 and Unicode bytes.
Open tool → ASCII TableLook up printable ASCII codes, control names and character conversions between decimal, hex and binary.
Open tool → Related tasks
Explore nearby tool collections
Code and Data Formatting Tools
Format JSON, XML, YAML, TOML, encode text, inspect headers, and validate technical data quickly.
Browse tools → Network and DevOps ToolsCheck IP ranges, HTTP status, headers, user agents, Docker commands, and common operations data.
Browse tools → Data Format Conversion ToolsConvert and inspect JSON, CSV, XML, YAML, TOML, colors, text encodings, and structured data.
Browse tools → Related how-to guides
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FAQ
Frequently asked questions
Start with File Type Detector, then continue through the recommended flow below.
Continue into a nearby tool collection, category page, or how-to guide from the sidebar.