The Goblin Emperor : Katherine Addison

Maia is a half-goblin in a land where elves are the ruling class, and his father only married his mother for a political alliance, and then cast her aside. Maia has been raised in a small household with no training or potential for much of a future... until the airship carrying his father and all of his half-brothers crashes, leaving Maia as the heir to the throne. Amid an already unbalanced court, with scheming politics and family members he has never met, Maia has to learn all the things an emperor should already know... including that no one can really be his friend.

The Brass Queen : Elizabeth Chatsworth

Steampunk Victorian England. Constance is on the hunt for a husband, in order to keep her home (because inheritance laws). He'll have to be ok with her obsession with artifacts and guns, her martial arts training, her fiery attitude, and oh yes, her arms dealings. Trusdale is an American (turn up nose here) supposedly a scientist but actually a spy to figure out if 'merica is going to be sacked by England any time soon. As Trusdale somehow ends up saving her life at her coming-of-age party, they team up to find kidnapped scientists and defeat invisible foes.

Star Mother : Charlie N Holmberg

Ceris is almost 20 years old, and her wedding is coming up. She is sewing beads onto her wedding dress, making an embroidery gift, and wants nothing more than to marry her betrothed and have a family and live in their cottage. She wants to belong and feel love as she hasn't felt like she's had in her childhood home. However, she starts having doubts when she realizes her betrothed is in love with another girl, and will never be happy with her. Then when the Sun calls for a Star Mother in her town, she realizes THAT is what she is meant to do instead. Star Mothers never survive the birth of their star child. ...Until now. So...now what?

The Frugal Wizard’s Handbook for Surviving Medieval England

It's better to go into this book without knowing the plot so I'm not going to summarize it here. The general feel is isekai tongue-in-cheek sci-fi-slash-fantasy adventure revenge romance.

The Heart Hunter : Mickey George

In Envecor, time has stopped for people. They can't die. They can find their soulmates, and once they do, they can leave (rather, they HAVE to leave). The King of Hearts has decided he wants to be immortal forever, so he hires Psyche to hunt down and destroy the heart of his soul-mate so he will never be forced to leave. 

The Yawning Gap : C.V. Vob

Cor (the Baldrian) lives in a village that is cut off from the rest of the world by magical boundaries. Year by year they've been losing farmland to a blight. When he accidentally finds his way through, he knows he has to explore—he finds an Element, an ancient being who turns into a Fossil and tasks Cor with restoring the Elements and saving the world. He soon joins up with Brayleigh (the girl from Fernstead) who has a magical Fossil stone of her own, and from there they adventure!

Cece Rios and the Desert of Souls : Kaela Rivera

As a small child, Cece is rescued by a criatura, a desert 'monster', which her village has been at war with for many years. When the villagers capture this creature, Cece sets her free, earning her a 'curse' of a water-spirit in a village of sun people.

Footsteps in the Dark : Georgette Heyer

Siblings Celia, Margaret, and Peter have inherited a quaint country house. It doesn't have electricity, but that just adds to the charm. Celia's husband Charles is more skeptical of this view, and becomes more skeptical as they meet their rather eccentric neighbors...neighbors who mostly all believe that the house is haunted by the Monk.

Daughter of Smoke & Bone : Laini Taylor

Karou is an art student in Prague who keeps sketches of her everyday life. To her family at home, she shows sketches of students and street performers and other mundane things they find fascinating. To her friends at school, she shows pictures of the monsters at home (which they find fascinating, and although she tells everyone it's real, they understand, incorrectly, that her accompanying grin means she's just kidding). Karou was raised by Brimstone, a chimaera who collects teeth and dispenses wishes. Occasionally she goes on errands to retrieve teeth of various types, sometimes she helps sort the teeth, and she has no idea what the teeth are for because nobody tells her anything. And then one day the angels attack.