Download Debian 9.0(64-bit PC Network installer)

Debian

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 9.0. The last update to this release was made on June 17th, 2017. Read more about available versions of Debian.

Getting Started

If you'd like to start using Debian, you can easily obtain a copy, and then follow the installation instructions to install it.
If you're upgrading to the latest stable release from a previous version, please read the release notes before proceeding.
To get help in using or setting up Debian, see our documentation and support pages.
Users that speak languages other than English should check the international section.
People who use systems other than Intel x86 should check the ports section.

RSS

News

[18 Jun 2017] Debian Edu / Skolelinux Stretch — a complete Linux solution for your school
[17 Jun 2017] Debian 9 Stretch released
[06 May 2017] Updated Debian 8: 8.8 released
[25 Apr 2017] Shutting down public FTP services
[17 Apr 2017] Statement concerning the arrest of Dmitry Bogatov
[14 Jan 2017] Updated Debian 8: 8.7 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.

RSS

Security Advisories

[27 Jun 2017] DSA-3900 openvpn - security update
[27 Jun 2017] DSA-3899 vlc - security update
[25 Jun 2017] DSA-3898 expat - security update
[24 Jun 2017] DSA-3897 drupal7 - security update
[22 Jun 2017] DSA-3896 apache2 - security update
[22 Jun 2017] DSA-3895 flatpak - security update
[22 Jun 2017] DSA-3894 graphite2 - security update
[22 Jun 2017] DSA-3893 jython - security update
[22 Jun 2017] DSA-3892 tomcat7 - security update
[22 Jun 2017] DSA-3891 tomcat8 - security update
[21 Jun 2017] DSA-3890 spip - security update
[19 Jun 2017] DSA-3889 libffi - security update
[19 Jun 2017] DSA-3888 exim4 - security update
[19 Jun 2017] DSA-3887 glibc - security update
[19 Jun 2017] DSA-3886 linux - security update
[18 Jun 2017] DSA-3885 irssi - security update
[16 Jun 2017] DSA-3884 gnutls28 - security update
[15 Jun 2017] DSA-3883 rt-authen-externalauth - security update
[15 Jun 2017] DSA-3882 request-tracker4 - security update
[14 Jun 2017] DSA-3881 firefox-esr - security update
[14 Jun 2017] DSA-3880 libgcrypt20 - 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.