Collection: Third Party Dungeons and Dragons Publications

Third-party D&D sourcebooks created by independent designers offer fresh worlds, monsters, classes, and unique mechanics that go far beyond official content. From unusual ancestries to bold themes like horror, mystery, or whimsy, these homebrew works provide exciting options for players and DMs alike. They’re a wellspring of creativity and inspiration, perfect for adding something new and surprising to any campaign.

15 products

Third Party Dungeons & Dragons Sourcebooks

Looking to venture beyond the familiar realms of official Dungeons & Dragons content? Third-party sourcebooks—crafted by talented independent creators and studios—offer a rich and imaginative expansion to your adventures. These books are filled with original settings, lore, monsters, subclasses, and rules that breathe fresh life into your campaigns. Whether you want to explore a cursed, dying world, uncover secrets in a city ruled by arcane guilds, or play as entirely new ancestries like mothfolk, sentient slimes, or elemental spirits, third-party content opens up endless possibilities.

These homebrew creations are more than just unofficial add-ons—they’re love letters to the game itself, built by fans who pour their creativity into every page. You’ll find books focused on unique class options, dark and thematic magic systems, modular rules for exploration or downtime, and story-rich worlds that rival the complexity of any published setting. Many third-party books also specialize in themes and tones not often found in official material, from horror and mystery to whimsy and surrealism—perfect for players and DMs looking to tailor their game to a specific vibe.

With such a wide variety of third-party content available, there’s something for every style of play. Whether you're a veteran DM searching for fresh inspiration, or a player hungry for a truly unique character build, these independent sourcebooks are a goldmine. Discover new mechanics, deepen your storytelling, and surprise your party with ideas they’ve never seen before. Step off the beaten path—and let the wild creativity of the homebrew world reshape your next adventure.