From publisher blurb:
Discerning Dhole Productions – Crawl-thulhu
Monster: The Shadow Eater*
Spell: Dimensional Shift*
Mystic Mouser Press – Dark Trails
Class: Mystic Monk*
Sanctum Media – Skull & Crossbones Classics
Class: The Jonah*
Monster: Sea Serpent*
Owl Knight Publishing – Sky ov Crimson Flame
Adventure: It Trembles*
DIY RPG Productions - Hubris
Monster: Unicorn
Spell: Necrotic Mass
Shield of Faith Studios - Umerica
Monster: Muckraker
Monster: Serpent Shrubs
[*]Material is previously unpublished and appears here specially for Free RPG Day.