Download Debian 9.8(64-bit PC Network installer)


Debian is a free operating system (OS) for your computer. An operating system is the set of basic programs and utilities that make your computer run.

Debian provides more than a pure OS: it comes with over 51000 packages, precompiled software bundled up in a nice format for easy installation on your machine. Read more...

The latest stable release of Debian is 9.8. The last update to this release was made on February 16th, 2019. Read more about available versions of Debian.

Getting Started

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In addition, users that speak languages other than English may check the international section, and, people who use systems other than Intel x86 should check the ports section.


[08 Mar 2019] The Debian Project mourns the loss of Lucy Wayland
[16 Feb 2019] Updated Debian 9: 9.8 released
[23 Jan 2019] Updated Debian 9: 9.7 released
[10 Nov 2018] Updated Debian 9: 9.6 released
[05 Aug 2018] DebConf18 closes in Hsinchu and DebConf19 dates announced
[14 Jul 2018] Updated Debian 9: 9.5 released

For older news items see the News Page. If you would like to receive mail whenever new Debian news comes out, subscribe to the debian-announce mailing list.

Security Advisories

[24 Mar 2019] DSA-4417 firefox-esr - security update
[24 Mar 2019] DSA-4416 wireshark - security update
[24 Mar 2019] DSA-4415 passenger - security update
[23 Mar 2019] DSA-4414 libapache2-mod-auth-mellon - security update
[21 Mar 2019] DSA-4413 ntfs-3g - security update
[20 Mar 2019] DSA-4412 drupal7 - security update
[20 Mar 2019] DSA-4411 firefox-esr - security update
[20 Mar 2019] DSA-4410 openjdk-8 - security update
[18 Mar 2019] DSA-4409 neutron - security update
[17 Mar 2019] DSA-4408 liblivemedia - security update
[12 Mar 2019] DSA-4407 xmltooling - security update
[12 Mar 2019] DSA-4406 waagent - security update

For older security advisories see the Security Page. If you would like to receive security advisories as soon as they're announced, subscribe to the debian-security-announce mailing list.