Two seats version

The KAI KF-21 Boramae (formerly known as KF-X) is a South Korean fighter aircraft development program, with Indonesian involvement, with the goal of producing an advanced multirole fighter for the South Korean and Indonesian air forces. The airframe is stealthier than any fourth-generation fighter, but does not carry weapons in internal bays like fifth-generation fighters, though internal bays may be introduced later in development.

In April 2021, the first prototype was completed and unveiled during a rollout ceremony at the headquarters of KAI at Sacheon Airport.[6] It was officially given the name Boramae (Translates to: 'young hawk' or 'fighting hawk'). The first test flight was conducted on 19 July 2022, with manufacturing scheduled to begin in 2026. At least 40 aircraft are planned to be delivered by 2028, with South Korea expecting to deploy a total of 120 of the aircraft by 2032. It will also be available for export market