While the version number used at this stage was 1.1 (cf. the release history of NetBSD, which OpenBSD branched from), OpenBSD 1.1 was not an official OpenBSD release in the sense which this term subsequently came to be used in.
1.2: July 1, 1996 –
Creation of the intro(9) man page, for documenting kernel internals.
Integration of the update(8) command into the kernel.
As before, while this version number was used in the early development of the OS, OpenBSD 1.2 was not an official release in the subsequently applicable sense.
2.0: October 1, 1996 –
the first official release of OpenBSD, and also the point at which XFree86 first recognised OpenBSD as separate from NetBSD
Based on the original SSH suite and developed further by the OpenBSD team, 2.6 saw the first release of OpenSSH, which is now available standard on most Unix-like operating systems and is the most widely used SSH suite.
3.2: November 1, 2002 – Goldflipper a tale in which James Pond, agent 077, super spy and suave lady's man, deals with the dangers of a hostile internet. Styled after the orchestral introductory ballads of James Bond films.
3.3: May 1, 2003 – Puff the Barbarian, born in a tiny bowl, Puff was a slave, now he hacks through the C, searching for the Hammer. An 80s rock-style song and parody of Conan the Barbarian dealing with open documentation.
In 2003, code from ALTQ, which had a licence disallowing the sale of derivatives, was relicensed, integrated into pf and made available in OpenBSD 3.3.
c2k3: May 10, 2003 –
51 developers in Calgary.
3.4: November 1, 2003 – The Legend of Puffy Hood where Sir Puffy of Ramsay, a freedom fighter who, with Little Bob of Beckley, took from the rich and gave to all. Tells of the POSSE project's cancellation. An unusual blend of both hip-hop and medievally styled music, a parody of the tale of Robin Hood intended to express OpenBSD's attitude to free speech.
i386 platform switched executable format from a.out to ELF
The GPL licensed gzip was replaced by retooling the existing compress tool to include its functionality.
The GPL licensed grep was replaced with FreeGrep, an updated BSD licensed grep. This new grep is now also available in NetBSD.
A public domain diff was updated and used to replace the GPL licensed diff previously included.
Code from the LGPL licensed p0f was relicensed to allow pf to feature passive operating system detection.
3.5: May 1, 2004 – CARP License and Redundancy must be free where a fish seeking to license his free redundancy protocol, CARP, finds trouble with the red tape. A parody of the Fish Licence skit and Eric the Half-a-Bee Song by Monty Python, with an anti-software patents message.
CARP, an open alternative to the HSRP and VRRP redundancy systems available from commercial vendors.
GPL licensed parts of the GNU toolset, bc, dc, nm and size, were all replaced with BSD licensed equivalents.
AMD64 platform becomes stable enough for release and is included for the first time as part of a release.
c2k4: June 19, 2004 –
46 developers, Calgary
3.6: November 1, 2004 – Pond-erosa Puff (live) was the tale of Pond-erosa Puff, a no-guff freedom fighter from the wild west, set to hang a lickin' on no-good bureaucratic nerds who encumber software with needless words and restrictions. The song was styled after the works of Johnny Cash, a parody of the Spaghetti Western and Clint Eastwood and inspired by liberal licence enforcement
OpenNTPD, a compatible alternative to the reference NTP daemon, was developed within the OpenBSD project. The goal of OpenNTPD was not solely a compatible licence. It also aims to be a simple, secure NTP implementation providing acceptable accuracy for most cases, without requiring detailed configuration .
Because of its questionable security record and doubts of developers for better future development, OpenBSD removed Ethereal from its ports tree prior to its 3.6 release.
3.8: November 1, 2005 – Hackers of the Lost RAID, which detailed the exploits of Puffiana Jones, famed hackologist and adventurer, seeking out the Lost RAID, Styled after the radio serials of the 1930s and 40s, this was a parody of Indiana Jones and was linked to the new RAID tools featured as part of this release.
New System-on-a-Chip PowerPC port for Freescale devices
4.5: May 1, 2009 – Games.
4.6: October 18, 2009 – Planet of the Users. In the style of Planet of the Apes, Puffy travels in time to find a dumbed-down dystopia, where "one very rich man runs the earth with one multinational". Open-source software has since been replaced by one-button computers, one-channel televisions, and closed-source software which, after you purchase it, becomes obsolete before you have a chance to use it. People subsist on soylent green. The theme song is performed in the reggae rock style of The Police.