Libreboot is a free BIOS or UEFI replacement (free as in freedom); libre boot firmware that initializes the hardware and starts a bootloader for your operating system. It's also an open source BIOS, but open source fails to promote freedom; please call libreboot free software. Since 14 May 2016, Libreboot …

OpenVPN is a virtual private network (VPN) system that implements techniques to create secure point-to-point or site-to-site connections in routed or bridged configurations and remote access facilities. It implements both client and server applications.

Install

sudo apt install openvpn

Usage

sudo openvpn --client --config <file.ovpn>

OpenVPN

The X Window System (X11, or shortened to simply X) is a windowing system for bitmap displays, common on UNIX-like computer operating systems. X provides the basic framework for a GUI environment: drawing and moving windows on the display device and interacting with a mouse and keyboard. X does not …

PulseAudio is a sound system for POSIX OSes, meaning that it is a proxy for your sound applications. It allows you to do advanced operations on your sound data as it passes between your application and your hardware. Things like transferring the audio to a different machine, changing the sample …

D-Bus is a message bus system, a simple way for applications to talk to one another. In addition to interprocess communication, D-Bus helps coordinate process lifecycle; it makes it simple and reliable to code a 'single instance' application or daemon, and to launch applications and daemons on demand when their …

RandR ('resize and rotate') is a communications protocol written as an extension to the X11 protocol. XRandR provides the ability to resize, rotate and reflect the root window of a screen. RandR is also responsible for setting the screen refresh rate.

Run

xrandr --output HDMI1 -mode 1360x768

XRandR

Neovim is a refactor, and sometimes redactor, in the tradition of Vim (which itself derives from Stevie). It is not a rewrite but a continuation and extension of Vim. Many clones and derivatives exist, some very clever—but none are Vim. Neovim is built for users who want the good …

The 'time' command runs another program, then displays information about the resources used by that program, collected by the system while the program was running. You can select which information is reported and the format in which it is shown, or have time save the information in a file instead …