Wreck of the River of Stars, by Michael F. Flynn.
Hell's Faire, by John Ringo.
March to the Stars, by David Weber and John Ringo.
Nameless Magery and Of Swords and Spells, by Delia Marshall Turner. These two books remind me in some ways of Doris Piserchia's books.
Random musings on books, code, and tabletop games.