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1<chapter xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="sec-obtaining">
2 <title>Obtaining NixOS</title>
3 <para>
4 NixOS ISO images can be downloaded from the
5 <link xlink:href="https://nixos.org/nixos/download.html">NixOS
6 download page</link>. There are a number of installation options. If
7 you happen to have an optical drive and a spare CD, burning the
8 image to CD and booting from that is probably the easiest option.
9 Most people will need to prepare a USB stick to boot from.
10 <xref linkend="sec-booting-from-usb" /> describes the preferred
11 method to prepare a USB stick. A number of alternative methods are
12 presented in the
13 <link xlink:href="https://nixos.wiki/wiki/NixOS_Installation_Guide#Making_the_installation_media">NixOS
14 Wiki</link>.
15 </para>
16 <para>
17 As an alternative to installing NixOS yourself, you can get a
18 running NixOS system through several other means:
19 </para>
20 <itemizedlist>
21 <listitem>
22 <para>
23 Using virtual appliances in Open Virtualization Format (OVF)
24 that can be imported into VirtualBox. These are available from
25 the
26 <link xlink:href="https://nixos.org/nixos/download.html">NixOS
27 download page</link>.
28 </para>
29 </listitem>
30 <listitem>
31 <para>
32 Using AMIs for Amazon’s EC2. To find one for your region and
33 instance type, please refer to the
34 <link xlink:href="https://github.com/NixOS/nixpkgs/blob/master/nixos/modules/virtualisation/ec2-amis.nix">list
35 of most recent AMIs</link>.
36 </para>
37 </listitem>
38 <listitem>
39 <para>
40 Using NixOps, the NixOS-based cloud deployment tool, which
41 allows you to provision VirtualBox and EC2 NixOS instances from
42 declarative specifications. Check out the
43 <link xlink:href="https://nixos.org/nixops">NixOps
44 homepage</link> for details.
45 </para>
46 </listitem>
47 </itemizedlist>
48</chapter>