You can try Debian by booting a live system from a CD, DVD or USB key without installing any files to the computer. You can also run the included Calamares Installer.

Other installers and images, such as live systems, offline installers for systems without a network connection, installers for other CPU architectures, or cloud instances, can be found at Getting Debian.

Debian is available for different computer architectures (Most people will need images for amd64, i.e. 64-bit PC-compatible systems). Latest official release of the "stable" USB/CD/DVD images: 13.3.0. …

To install Debian on a machine without an Internet connection, it's possible to use CD/USB images (700 MB each) or DVD/USB images (4.7 GB each). Download the first CD/USB or DVD/USB image file, …

Debian is an operating system and a distribution of Free Software. It is maintained and updated through the work of many users who volunteer their time and effort.

Les autres images et installateurs, tels que les systèmes autonomes, les installateurs pour des systèmes sans connexion réseau, les installateurs pour d’autres architectures ou les instances …

A live install image contains a Debian system that can boot without modifying any files on the hard drive and also allows installation of Debian from the contents of the image.

This method of installing Debian requires a functioning Internet connection during installation. Compared to other methods you end up downloading less data as the process will be tailored to your …

Jan 10, 2026 · All the installer images are distributed as ISO and jigdo files. Please use jigdo if you can, as it significantly reduces the load on our servers and it may greatly speed up your download too. …

Improved versions of the installation system are being developed for the next Debian release, and can also be used to install bookworm. For details, see the Debian-Installer project page.