---
name: "zero"
section: "4"
platform: "openbsd"
package: "man"
version: "8.0-current-20261101"
release: "OpenBSD 8.0-current (2026-11-01)"
platforms: ["linux", "freebsd", "openbsd"]
url: "https://new.carta.tech/zero/4"
---

# zero(4)

the zero device

## NAME

**zero** – the zero device

## DESCRIPTION

The **zero** device provides an infinite stream of null (zero) bytes.

## FILES

- */dev/zero*

  ## SEE ALSO

[null(4)](/null/4.md)