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OpenBSD is a BSD variant with a strong security and code correctness focus.

OpenBSD is a BSD variant with a strong emphasis on security.


The OpenBSD project emphasizes security and has long been a proponent of cryptography. OpenSSH, the most common implementation of SSH, is produced by the OpenBSD project.

Other goals of the OpenBSD project include freeness, transparency (all development work is public), and standard compliance.


OpenBSD releases a new version approximately every six months.


Common tasks

  • Install a package: pkg_add (requires PKG_PATH to be set)
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