Aurora OS (Russian Open mobile platform)

Aurora OS is a closed-source, proprietary Russian mobile operating system, developed on the basis of Sailfish OS. It is used primarily in corporate fleets of devices and government agencies, though it is also available for purchase by individual users. The system includes centralized device management, data encryption, and multi-factor authentication functions. Aurora is certified by the FSTEC of Russia. As of 2025, the latest version of the system is Aurora 5.1.2, released in May 2024.

Notably, Aurora OS is included in the Unified Register of Russian Computer Programs and Databases.