Fuzzstival 2019 took place at ONCE in Somerville. For links to more info about all of the bands check out the event page. I was around for both days, here are photos of all of the bands:
Day 1
Beverly Tender
Black Beach
Blue Ray
CAMP BLOOD
Carinae
Jaw Gems
Landowner
Nice Guys
RONG
SEED
Thalia Zedek Band
Day 2
Bat House
Boston Cream
Jesus Vio
Kremlin Bats
Lady Pills
Mini Dresses
Patio
Peel Dream Magazine
Squirrel Flower
Squitch
Wild Painting