
A world of adventure awaits, but it needs you to be the hero of the story! The Starfire Anvil is a comprehensive toolset for game masters where you will forge tales in a world of quests, magic, monsters, and treasures. Your choices, not your dice, determine how the story unfolds.
Explore Your World!

Design breathtaking fantasy worlds with our comprehensive map builder. Create custom terrain, place cities and landmarks, and craft intricate cave systems. Whether you're building your own world or exploring existing realms, bring your setting to life with tools designed to make the cosmos.
Paint mountains, forests, rivers, and deserts with intuitive tools. Build the foundation of your world with diverse biomes and natural features.

Balance epic battles with precision using our intelligent encounter calculator. Input your party's level and composition, then generate perfectly balanced encounters for D&D and other TTRPG systems. Take the guesswork out of combat design.
Automatically calculates CR and difficulty ratings. Creates encounters that challenge without overwhelming. Perfect balance for memorable combat.

Organize complex mysteries and intricate plots with our detective-style pin board. Track suspects, evidence, locations, and connections in your mystery campaigns. Watch as your players unravel the threads you've woven, with every clue leading them deeper into the story.
Visually map relationships between NPCs, evidence, and locations. Drag connections between cards to reveal the web of intrigue your players must navigate.