Tails Tails 2.4 Desktop Developer The Tails project OS family Unix-like Working state Current Source model Open source Initial release June 23, 2009 (2009-06-23) Latest release 3.3 / November 14, 2017 (2017-11-14)[1] Latest preview 3.2 RC 1 / September 16, 2017 (2017-09-16)[2] Marketing target Personal computers Update method Tails Upgrader[3] Package manager dpkg Platforms x86-64[4] Kernel type Monolithic Userland GNU Default user interface GNOME 3 License GNU GPLv3[5] Preceded by Incognito Official website tails.boum.org