Firefly
Shown by first publication year; this may not be reading order.
Big Damn Hero
Firefly: Bad Company
The Magnificent Nine
Firefly: The Unification War Vol. 1
Firefly: The Unification War Vol. 2
Firefly: The Outlaw Ma Reynolds #1
The Ghost Machine
Firefly: New Sheriff in the 'Verse Vol. 1
Firefly: The Unification War
Firefly: The Unification War Vol. 3
Generations
Firefly: Blue Sun Rising Vol. 1
Firefly: Blue Sun Rising Vol. 2
Firefly: Return to Earth That Was Vol. 1
Firefly: Blue Sun Rising Deluxe Edition
Carnival
Life Signs
What Makes Us Mighty
Coup de Grâce
Aim to Misbehave