Koa the DM

Virgil's Prayerbook to the Horrifying Divine

Hidden Martial Techniques and Stances

Silvereye's Guide to End City

Skarra's Guide to Horticulture, Poultices, and Poisons!

The Flame of Lunacy! A rules-lite mechanic for combat insanity!

Hjulthrum's Expanded Metals and Materials!

Vampires Rising

Captain Krakentooth's Guide to the Seven Seas!

The Atlantean Compendium - 4 Atlantean themed subclasses, 2 races, 6 backgrounds, 7 monsters, 14 items, 33 exclusive deep sea spells, and a fully fleshed city of Atlantis!

Martial Techniques and More! Rearmed and Revamped Martial Techniques

Faeneran Guide to Solarmancy - REVAMPED!

Artos' Modular Magic Weapons!

Improved and Updated Lineages!

Expanded Downtime Activities!

Expanded Potions and Elixirs!

Poison Revamped

Koa's Horticulture Guide! 69 new fantastical plants!

More Magical Weapons!

Revised (and new!) Feats!

A WIP for Poison Revamped!

Optional Features as Improvements to PHB Subclasses!

Magical Narcotics and Illicit Substances!

Expanded Magical Metals and Materials!

Expanded and Modular Spellcasting Foci