Editing Portal:FreeBSD,OpenBSD,etc (section)

=== OpenBSD package tools and Perl ===

OpenBSD’s package manager, including `pkg_add`, is central to the system’s Perl story. The `pkg_add(1)` manual page describes `pkg_add` as the command used to install or update packages created from the ports tree.<ref>OpenBSD Project, “pkg_add(1),” https://man.openbsd.org/pkg_add, accessed July 3, 2026.</ref>

OpenBSD also documents Perl package-infrastructure modules under the `OpenBSD::` namespace. For example, `OpenBSD::Intro(3p)` describes package-system concepts such as dependencies, conflicts, and replacement behavior, while `OpenBSD::PackingList(3p)` documents Perl handling of package packing lists.<ref>OpenBSD Project, “OpenBSD::Intro(3p),” https://man.openbsd.org/OpenBSD%3A%3AIntro.3p, accessed July 3, 2026.</ref><ref>OpenBSD Project, “OpenBSD::PackingList(3p),” https://man.openbsd.org/OpenBSD%3A%3APackingList.3p, accessed July 3, 2026.</ref>

Marc Espie’s 2010 EuroBSDCon presentation “The long long road to pkg_add -u” explains the historical design choice. It describes the earlier package tools as C-based, slow, and a “hack,” then identifies the “most controversial decision” in the newer package-tool design as Perl. The presentation gives practical reasons for Perl: the need for a rapid application-development platform, Perl’s modularity and namespace system, and the fact that Perl was already part of the OpenBSD base system.<ref>Marc Espie, “The long long road to pkg_add -u,” EuroBSDCon 2010, https://2010.eurobsdcon.org/fileadmin/fe_user/espie/CBzd55.pdf, accessed July 3, 2026.</ref>

This makes OpenBSD unusual among modern operating systems. Perl is not only a scripting language available to users; it is part of the design history of the package system itself.