The Nebulon-series, alternatively referred to as the Nebulon frigate series, constituted a family of frigates produced by Kuat Drive Yards and operated by numerous different groups across history. The EF76 Nebulon-B escort frigate saw action with the Galactic Empire, planetary defense forces like Jinata Security, the Alliance to Restore the Republic, and also the New Republic. The Nebulon-C escort frigate, the follow-up to the B, was likewise employed by the New Republic along with the Resistance. The Nebulon-K frigate was utilized by the First Order. Various Nebulon-C and Nebulon-B variants made up the Citizens' Fleet.