Explore file formats, extensions, Unicode characters, and standards with FileFormat.Info—your online resource for file info and conversions.
Look up any file format or extension instantly
FileFormat.Info is your go-to online resource for learning about different file formats, extensions, Unicode characters, and related standards. Whether you need to identify an unfamiliar file extension or understand how a specific format works, this site brings all the details together in one convenient place.
You can search for file types, view technical specifications, and even explore information about MIME types and Unicode characters. If you're working with files and need to know how to open, convert, or use them, you'll find clear explanations and helpful tools here.
Designed for anyone curious about digital files—whether you're a developer, student, or just someone who stumbled upon a strange file—FileFormat.Info makes technical details easy to access and understand.
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