FileHint

application/x-7z-compressed

The MIME type for 7-Zip archives, known for high compression ratios on large payloads.

Typical extensions

Primary uses

  • Large downloadable distributions
  • Backup archives
  • Software distribution bundles

In a browser

Generally downloaded rather than previewed inline.

On a server

Send an accurate `Content-Length` and enable `Accept-Ranges: bytes` to support resume on big archives.

In email

AES-256-encrypted 7z files often get quarantined by corporate mail gateways that can't inspect their contents.

References