The Honor Harrington series:
On Basilisk Station
The Honor of the Queen
The Short Victorious War
Field of Dishonor
Flag in Exile
Honor Among Enemies
In Enemy Hands
Echoes of Honor #20 on NY Times extended bestseller list
Ashes of Victory #12 on NY Times bestseller list
War of Honor #8 on NY Times bestseller list
At All Costs
Honor Harrington anthologies: stories written in the Honor universe, the "Honorverse," by
such authors as Weber himself, David Drake, Eric Flint, Linda Evans, Jane Lindskold, and more.
More Than Honor
Worlds of Honor
Changer of Worlds #24 on NY Times extended bestseller list
Service of the Sword #22 on NY Times extended bestseller list
Honorverse novels:
Crown of Slaves (with Eric Flint)
The Shadow of Saganami
Dahak series:
Mutineers' Moon
The Armageddon Inheritance
Heirs of Empire
Empire From the Ashes (contains the three titles listed above)
Bahzell series (fantasy):
Oath of Swords
The War God's Own
Wind Riders Oath
Stand-alone novels:
The Apocalypse Troll
The Excalibur Alternative
Path of the Fury
1633 (with Eric Flint)--part of Flint's 1632 universe
Starfire series co-written with Steve White:
Crusade
Insurrection
In Death Ground
The Shiva Option #26 on NY Times extended bestseller list
Also published as:
The Stars at War (contains Crusade and In Death Ground)
The Stars at War II (contains The Shiva Option and a revised and expanded Insurrection)
The Empire of Man series co-written with John Ringo:
March Upcountry #34 on NY Times extended bestseller list
March to the Sea #31 on NY Times extended bestseller list
March to the Stars
We Few #21 on NY Times extended bestseller list
Bolos!--anthology set in Keith Laumer's Bolo series
Old Soldiers--Bolo novel