Category: Image

image/avif

image/avif is the next-generation image codec derived from AV1 video frames. Delivers up to 50% better compression efficiency than JPEG with HDR and wide color gamut support.

MIME / CONTENT-TYPE

image/avif

ASSOCIATED EXTENSIONS

.avif

PRIMARY CATEGORY

Image

HTTP Headers & Web Server Configurations

Standard HTTP Response Header

Content-Type: image/avif

Send this exact header in HTTP responses to instruct browsers how to decode and render the payload.

Node.js / Express / Web API

<picture>
  <source srcset="hero.avif" type="image/avif">
  <source srcset="hero.webp" type="image/webp">
  <img src="hero.jpg" alt="Hero">
</picture>

NGINX Configuration (mime.types)

types {
    image/avif avif;
}

Apache (.htaccess / httpd.conf)

AddType image/avif .avif

Security Advisory & Hardening

Ensure Nginx and Apache mime.types mappings are updated to recognize `.avif` files to prevent browsers from downloading them as octet-stream.

Frequently Asked Questions

image/avif Questions & Answers

Common questions regarding MIME types, Content-Type headers, and web server configurations.

The standard HTTP response header is: "Content-Type: image/avif".

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