Mimesniff.spec.whatwg.org
MIME Sniffing Standard
Official documentation for the MIME Sniffing web standard, explaining how browsers determine file types for web resources. Useful for developers.
Learn how browsers identify file types online
The MIME Sniffing Standard website offers the official documentation for how browsers and web clients determine the type of files they encounter online. If you’re curious about how web resources are interpreted and why certain files open or behave a particular way, this site gives you the technical details behind the process.
You’ll find clear explanations, definitions, and requirements related to MIME types, as well as how to handle, parse, and match them. This resource is especially useful for web developers, browser engineers, and anyone working with web standards who needs to ensure accurate resource handling. Everything is organized to help you understand and implement the standard in your own projects.
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