The OpenBSD project produces a freely available, multi-platform 4.4BSD-based UNIX-like operating system. Our efforts place emphasis on portability, standardization, correctness, and security.

Our current release is 2.2, and was released December 4 1997. This inexpensive 2-CD set containing support for 9 architectures will boot on i386, sparc, alpha, and arc. To order...

About OpenBSD

• Project Goals
• Many supported platforms.
• Changes made between OpenBSD versions.
• At work: Commercial Uses and Other Applications
• Donations: Thanks to those who help OpenBSD.

Getting OpenBSD

• Buying OpenBSD CDROMs
• FTPing Releases
• Release Errors & Errata
• Getting source code by AnonCVS
• Getting source code by CTM (via email)
• Browsing source on the Web (via cvsweb)

OpenBSD Resources

• Mailing Lists and Archives
• The OpenBSD Newuser FAQ
• Our Bug Tracking System
• Links to Related Documentation
• Ports: a Nice Way to Get Third-Party Software