The Girl Who Drank the Moon by Kelly Barnhill (fantasy)
Freedom Over Me: Eleven Slaves, Their Lives and Dreams Brought to Life by Ashley Bryan
The Inquisitor's Tale: Or the Three Magical Children and Their Holy Dog by Adam Gidwitz
Wolf Hollow by lauren Wolk
Radiant Child: The Story of Young Artist Jean-Michel Basquiat written and illustrated by Javaka Steptoe
Leave Me Alone written and illustrated by Vera Brosgol
Freedom in Congo Square by Carole Boston Weatherford, illustrated by R. Gregory Christie
Du Iz Tak? written and illustrated by Carson Ellis
They All Saw a Cat written and illustrated by Brendan Wenzel
March, Book Three written by John Lewis, illustrated by Nate Powell
Asking for It by Louise O'Neill
The Passion of Dolssa by Julie Berry
Scythe (The Arc of a Scythe) by Neal Shusterman
The Sun is Also a Star by Nicola Yoon
I love to have read a few of the contenders for the Printz, Newbery, and Caldecott Awards. One of the lists of possibilities is found on Jen J's Booksheets, where she keeps tally of all the books with starred reviews.
Another place to keep watching is Heavy Medal, an SJL blog written by Jonathan Hunt and Sharon McKellar.
Here's the list:
Alexie, Sherman (illust. Yuyi Morales) - Thunder Boy, Jr. (GdRds 4.32 - 1293) 32 pgs.
Hardinge, Frances - The Lie Tree (GdRds 3.93 - 5648) 410 pgs.
Rex, Adam - School's First Day of School (GdRds 4.22 - 785) 40 pgs.
Orgill, Roxanne (illust Francis Vallejo) - Jazz Day, the Making of a Famous Photograph (GdRds 4.39 - 261) 66 pgs.
Sidman, Joyce - Before Morning (GdRds 4.02 - 629) 48pgs.
Sweet, Melissa - Some Writer! The Story of EB White (4.47 - 940) 176 pgs.
Barnhill, Kelly - The Girl Who Drank the Moon (GdRds 4.23 - 1431) 388 pgs.
Berry, Julie - The Passion of Dolssa (GdRds 4.0 - 1088) 478 pgs.
Bryan, Ashley - Freedom Over Me, Eleven Slaves, Their Lives and Dreams Brought to Life by Ashley Bryan (GdRds 4.51 - 241) 56 pgs.
DiCamillo, Kate - Raymie Nightingale (GdRds 3.97 - 5161) 272 pgs.
Donatiuh, Duncan - The Princess and the Warrior (GdRds 4.28 - 50) 40 pgs.
Fogliano, Julie - Old Dog Baby Baby (illust. Chris Raschka) (GdRds 3.54 - 109) 32 pgs.
Freedman, Russell - We Will Not Be Silent: The White Rose Student Resistance Movement That Defied Adolf Hitler (GdRds 4.34 - 229) 112 pgs.
Gidwitz, Adam - The Inquisitor's Tale (GdRds 4.24 - 855) 384 pgs.
King, A. S. - Still Life With Tornado (GdRds 3.92 - 1047) 295 pgs.
Klassen, Jon - We Found a Hat (GdRds 4.21 - 1926) 56 pgs.
Lewis & Ayden - March: Book 3 (GdRds 4.73 - 1478) 246 pgs.
Lin, Grace - When the Sea Turned to Silver (GdRds 4.37 - 521) 384 pgs.
Peck, Richard - The Best Man (GdRds 4.24 - 214) 240 pgs.
Perkins, Lynne Rae - Frank & Lucky Get Schooled (GdRds 3.98 - 197) 32 pgs.
Raczka, Bob - Wet Cement, A Mix of Concrete Poems (GdRds 4.35 - 244) 48 pgs.
Shusterman, Neal - Scythe (GdRds 4.31 - 1481) 435 pgs.
Wolk, Lauren - Wolf Hollow (GdRds 4.37 - 2,002) 304 pgs.
Yoon, Nicola - The Sun is Also a Star (GdRds 4.25 - 9010) 348 pgs.
Goodreads Listopia TOP 20 (plus a few more of personal interest) for Mock Newbery as of 10/5/17:
1 - Pax by Sara Pennypacker
2 - Wolf Hollow by Lauren Wolk
3 - Raymie Nightingale by Kate diCamillo
4 - The Wild Robot by Peter Brown
5 - The Nine Lives of Jacob Tibbs by Cylin Busby
6 - Hour of the Bees - Lindsay Eagar
7 - Booked by Kwame Alexander
8 - Some Kind of Courage - Dan Gemeinhart
9 - Counting Thyme - Melanie Conklin
10 - When Green Becomes Tomatoes: Poems for all Seasons by Julie Fogliano
11 - Maybe a Fox - Kathi Appelt
12 - Paper Wishes - Lois Sepahban
13 - The Key to Extraordinary - Natalie Lloyd
14 - All Rise for the Honorable Perry T. Cook - Leslie Connor
15 - Samarai Rising: The Epic Life of Minamoto Yoshitsune - Pamela S. Turner
16 - Ghost - Jason Reynolds
17 - Summerlost - Allie Condie
18 - Ms. Bixby's Last Day - John David Anderson
19 - The Girl Who Drank the Moon - Kelly Barnhill
20 - Jazz Day: The Making of a Famous Photograph - Roxanne Orgill
21 - Mayday - Karen Harrington
22 - Full of Beans Jennifer L. Holm
25 - Save Me a Seat - Sarah Weeks
26 - Unbound - A Novel in Verse - Ann E. Burg
27. Soar - Joan Bauer
32. Makoons - Louise Erdrich
33. As Brave as You - Jason Reynolds
36. Grayling's Song - Karen Cushman
41. The Best Man - Richard Peck
43. Freedom Over Me - Eleven Slaves; Their Lives and Dreams Brought to Life - Ashley Bryan
45. Free Verse - Sarah Dooley
46. Hundred Percent - Karen Romano Young