Debian 12 “bookworm” The Universal Operating System The Operating System Debian is a completely free operating system! Download – Images for the Debian installer Installation Guide – Comprehensive setup instructions User Support – Getting help and documentation Security – Debian Security Advisories (DSA) Community Debian is a community of people! People – Who we are and what we do Our Philosophy – Why we do it, and how we do it Get Involved – How you can join us and contribute Donate – Give a little to financially support the project