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


[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

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

[12 Mar 2019] DSA-4407 xmltooling - security update
[12 Mar 2019] DSA-4406 waagent - security update
[10 Mar 2019] DSA-4405 openjpeg2 - security update
[09 Mar 2019] DSA-4404 chromium - security update
[08 Mar 2019] DSA-4403 php7.0 - security update
[05 Mar 2019] DSA-4402 mumble - security update
[01 Mar 2019] DSA-4401 wordpress - security update
[28 Feb 2019] DSA-4400 openssl1.0 - security update
[28 Feb 2019] DSA-4399 ikiwiki - security update
[28 Feb 2019] DSA-4398 php7.0 - security update
[28 Feb 2019] DSA-4397 ldb - 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.