.qoi Quite OK Image Format
Images
| MIME type | image/qoi |
|---|---|
| Description | Quite OK Image Format |
| Category | Images |
| Signature (magic bytes) | 71 6F 69 66 (qoif) |
Frequently asked questions
What is a .qoi file?
A .qoi file is a “Quite OK Image Format” (MIME type image/qoi).
How do I open a .qoi file?
With any image viewer that supports the format – the Photos app on Windows, Preview on macOS, Eye of GNOME or GIMP on Linux. For unusual formats a converter such as ImageMagick helps.
How can you tell a genuine .qoi file?
By the bytes at the start of the file, the signature (magic bytes): 71 6F 69 66 (qoif). On Linux and macOS, file --mime-type example.qoi checks the real type regardless of the extension.
Which MIME type belongs to .qoi?
The MIME type is image/qoi. In the Apache web server: AddType image/qoi .qoi; in nginx: types { image/qoi qoi; }.