Download OpenBSD 6.6

The new semi-annual release of OpenBSD has been released. on this page a comprehensive list of ftp and http download locations can be found. OpenBSD descends from the original Berkeley Software Distribution and has the characteristic that the developers only want to use open source software. Furthermore, the operating system is known for its excellent documentation and safety. Extensive release notes can be found on this page are being found; Below is an overview of the most important improvements:

What’s New

This is a partial list of new features and systems included in OpenBSD 6.6. For a comprehensive list, see the changelog leading to 6.6.

• General improvements and bug fixes:
  • Fixed support for amd64 machines with greater than 1023GB physical memory.
  • drm(4) updates.
  • The octeon platform is now using clan(1) as the base system compiler.
  • The powerpc architecture is now provided with clan(1)in addition to aarch64, amd64, armv7, i386, mips64el, sparc64.
  • Disabled gcc in base on armv7 and i386.
  • Prevented dhclient(8) from repeatedly obtaining a new lease when the mtu is given in a lease.
  • Prevented more than one thread from opening a wscons(4) device in read/write mode.
  • Allowed non-root users to become owner of the drm(4) device when they are the first to open it.
  • Added regular expression support for the format search, match and substitute modifiers in tmux(1).
  • Added a -v flag to source-file in tmux(1) to show the commands and line numbers.
  • Added simple menus usable with mouse or keyboard in tmux(1). Introduced the command “display-menu” to show a menu bound to the mouse on status line by default, and added menus in tree, client and buffer modes.
  • Changed the behavior of swap-window -d in tmux(1) to match swap pane.
  • Allow panes to be empty in tmux(1)and enabling output to be piped to them with split-window or display-message -I.
  • Adjusted tmux(1) to automatically scroll when dragging to create a selection with the mouse when the cursor reaches the top or bottom line.
  • Fixed a tmux(1) crash when killing the current window, and other bug fixes.
• SMP-Improvements, System call unlocking:
  • unlocked getrlimit(2) and setrlimit(2) syscalls.
  • unlocked read(2) and write(2) syscalls.
  • Removed the KERNEL_LOCK from the bridge(4) output fast path.
  • Made resource limit access MP safe.
  • Made file(9) offset access MP safe.
• Improved hardware support
• Improved arm64 hardware support
• IEEE 802.11 wireless stack improvements
• Generic network stack improvements
• Installer improvements
• Security improvements
• Routing daemons and other userland network improvements
• VMM/VMD improvements
• OpenSMTPD 6.6.0
• LibreSSL 3.0.2
• OpenSSH 8.1
• mandoc
• As usual, steady improvements in manual pages and other documentation.