Star Wars series arranged by chronological order, according to Wikipedia:
Old Galactic Republic Era a.k.a The Sith Era
The Old Republic
Revan – not recorded
Deceived – not recorded
Fatal Alliance DB 71826
Annihilation – not recorded
Red Harvest – DB 75017
Darth Bane
Path of Destruction DB 63786
Rule of Two DB 65922
Dynasty of Evil DB 70241
Rise of the Empire Era
Jedi Apprentice
Special Ed. #1: Deceptions BR 13588
Cloak of Deception RC 52666
Darth Maul: Shadowhunter DB 51911
Ep. I: The Phantom Menace DB 54479 (younger readers) or DB 50064
Rogue Planet DB 50588
Outbound Flight DB 62201/BR 16463
The Approaching Storm DB 53974
Ep. 2: Attack of the Clones DB 54480 (younger readers)or DB 53975
Clone Wars
Shatterpoint DB 56882
Cestus Deception DB 60487
Jedi Trial DB 59850
Revenge of the Sith
Labyrinth of Evil DB 60221
Revenge of the Sith DB 61807 (younger readers) or DB 60480
Dark Lord DB 62826
Coruscant Nights
Jedi Twilight DB 67643
Street of Shadows DB 68071
Patterns of Force DB 68831
The Force Unleashed DB 67609
The Force Unleashed II – DB 75016
Han Solo Adventures – DB 72827
Han Solo at Star’s End
Han Solo’s Revenge
Han Solo and the Lost Legacy
Death Troopers – DB 70317/BR 18837
Death Star DB 65660
Rebellion Era
Ep. 4: A New Hope DB 11495
Hand of Judgment
Allegiance DB 64662
Choices of One – not recorded
Splinter of the Mind’s Eye– ILL
Empire and Rebellion
Razor’s Edge DB 81194
Honor among Thieves DB 81195
Ep. 5: Empire Strikes Back DB 16395, BRA 15894
Shadows of the Empire DB 42326
Ep. 6: Return of the Jedi DB 19228,
BRA 17632
Truce at Bakura DB 38866, BR 9696
New Republic Era
Courtship of Princess Leia DB 40286,
BR 09716
Tatooine Ghost DB 56236
The Thrawn Trilogy
Heir to the Empire DB 33042, BR 8668
Dark Force Rising DB 35928, BR 9288
The Last Command DB 35942, BR 9292
Jedi Academy Trilogy
Jedi Search RC 38884, BR 09768
Dark Apprentice DB 40266
Champions of the Force DB 40279, BR 10104
Callista Trilogy
Darksaber DB 42038, BR 10460
Children of the Jedi DB 41510, BR 10185
Planet of Twilight DB/44829
Crystal Star DB 40722, BR 10187
The Black Fleet Crisis Trilogy
Before the Storm DB 44589
Shield of Lies RC 44590
Tyrant’s Test DB 45092
The Corellian Trilogy
Ambush at Corellia DB 41492
Assault at Selonia DB 42545
Showdown at Centerpoint DB 42546
Hand of Thrawn: Specter of the Past BR ILL
Survivor’s Quest DB 57972/BR 15500
New Jedi Order Era
The New Jedi Order
Vector Prime DB 49820
Dark Tide I: Onslaught DB 50026
Dark Tide II: Ruin DB 51954
Agent of Chaos I: Hero’s Trial DB 55844
Agent of Chaos II: Jedi Eclipse DB 52417
Balance Point DB 58271
Edge of Victory I: Conquest DB 53872
Edge of Victory II: Rebirth DB 53873
Star by Star DB 54045
Dark Journey DB 57990
Enemy Lines I: Rebel Dream DB 56160
Enemy Lines II: Rebel Stand DB 56131
Traitor DB 55504
Destiny’s Way DB 55505
Force Heretic I: Remnant DB 56615
Force Heretic II: Refugee DB 60227
Force Heretic III: Reunion DB 60496
The Final Prophecy DB 60505
The Unifying Force DB 57358
Legacy Era
Legacy of the Force
Betrayal DB 62798
BloodlinesDB 63767
Tempest DB 65408
Exile DB 65693
Sacrifice DB 65800
Inferno DB 65918
Revelation DB 66236
Fury DB 65692
Invincible DB 68864
Crosscurrent
Crosscurrent – DB 74571
Riptide – DB 74721
Millennium Falcon DB 68168
Fate of the Jedi
Outcast – DB 68944
Omen – DB 69701
Abyss – DB 69724
Backlash – DB 71127
Allies – DB 71486
Vortex–DB 72298
Conviction – DB 73496
Ascension – DB 73875
Apocalypse – DB 77129
Crucible – DB 77223
Other Books
Star Wars Films
Ep. I: The Phantom Menace DB 54479 (younger readers) or DB50064
Ep. 2: Attack of the Clones DB 54480 (younger readers)or DB 53975
Ep. 3: Revenge of the Sith DB 61807 (younger readers) or DB 60480
Ep 4-6 on 1 cartridge DB 79862
Ep. 4: A New Hope DB11495
Ep. 5: Empire Strikes Back DB16395, BRA 15894
Ep. 6: Return of the Jedi DB 19228
Star Wars Tales
Tales from Mos Eisley/Tales of the Bounty Hunter/Tales from Jabba’s PalaceDB 65606
Star Wars Cook Book, BR 12243
Related but not official Star Wars
William Shakespeare’s Star Wars: Verily, A New Hope – DB 77244, BR 20199
William Shakespeare’s The Empire Striketh Back, DB 79153
Origami Yoda Series
The Strange Case of Origami Yoda – DB 74732, BR 19478
Darth Paper Strikes Back – DB 74739