Halo Series

1. Halo: The Fall of Reach - by Eric S. Nylund
2. Halo: The Flood - by William C. Dietz
3. Halo: First Strike - by Eric S. Nylund
4. Halo: Ghosts of Onyx - by Eric S. Nylund
5. Halo: Contact Harvest - by Joseph Staten
6. Halo: The Cole Protocol - by Tobias S. Buckell
7. Halo: Broken Circle (prequel) - by John Shirley
8. Halo: New Blood - by Matt Forbeck
9. Halo: Hunters in the Dark - by Peter David
10. Halo: Last Light - by Troy Denning
11. Halo: Envoy - by Tobias S. Buckell
12. Halo: Retribution - by Try Denning

• Halo. Uprising (Comic Book)
• Fractures: Extraordinary Tales from the Halo Canon (short stories)

Halo: Forerunner Saga

1. Halo: Cryptum - by Greg Bear
2. Halo: Primordium - by Greg Bear
3. Halo: Silentium - by Greg Bear

Halo: Post-war

1. Halo: Glasslands - by Karen Traviss
2. Halo: The Thursday War - by Karen Traviss
3. Halo: Mortal Dictata - by Karen Traviss