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io.github.gregario/dnd-oracle

D&D 5e SRD MCP server with monster, spell, equipment search and encounter building tools

Open source Open in the app JSON README (API)

About

D&D 5e SRD MCP server with monster, spell, equipment search and encounter building tools

Details

Kind
MCP servers
Topic
No topic detected
Publisher
gregario
Origin
official
Category
ferramentas
Transport
local
Version
0.1.0
Stars
5
Forks
1
Last push
2026-08-01T14:50:50Z
Repository state
ativo
Language
TypeScript
License
MIT
Added
2026-08-29 03:02:54
Updated
2026-08-29 03:02:54
Origin id
io.github.gregario/dnd-oracle

README

# dnd-oracle

D&D 5e SRD MCP server — monster search, spell lookup, encounter building, and character tools powered by ground-truth SRD data.

<p align="center">
  <a href="https://www.npmjs.com/package/dnd-oracle"><img src="https://img.shields.io/npm/v/dnd-oracle.svg" alt="npm version"></a>
  <a href="https://www.npmjs.com/package/dnd-oracle"><img src="https://img.shields.io/npm/dm/dnd-oracle.svg" alt="npm downloads"></a>
  <a href="https://nodejs.org"><img src="https://img.shields.io/badge/node-%3E%3D18-brightgreen.svg" alt="Node.js 18+"></a>
  <a href="https://modelcontextprotocol.io"><img src="https://img.shields.io/badge/MCP-compatible-purple.svg" alt="MCP Compatible"></a>
  <a href="LICENSE"><img src="https://img.shields.io/badge/license-MIT-blue.svg" alt="MIT License"></a>
  <a href="https://github.com/sponsors/gregario"><img src="https://img.shields.io/badge/sponsor-♥-ea4aaa.svg" alt="Sponsor"></a>
  <a href="https://glama.ai/mcp/servers/gregario/dnd-oracle"><img src="https://glama.ai/mcp/servers/gregario/dnd-oracle/badges/score.svg" alt="dnd-oracle MCP server"></a>
</p>

## What It Does

Search, browse, and analyze D&D 5e System Reference Document content — no internet required, no hallucination risk. All 20 tools operate on ground-truth SRD data bundled as a SQLite database.

**1,207 entities**: 334 monsters, 319 spells, 237 equipment items, 239 magic items, 12 classes, 9 races, 15 conditions, 33 rule sections, 9 rollable tables.

## Tools

### Reference (6)

| Tool | Description |
|------|-------------|
| `search_monsters` | Full-text search with CR, type, size, alignment filters. Returns full stat blocks. |
| `search_spells` | Search by level, school, class, concentration, ritual, damage type, save type. |
| `search_equipment` | Search weapons, armor, gear, and magic items. Filter by properties, rarity. |
| `browse_classes` | View class features at any level. Multiclass feature combination calculator. |
| `browse_races` | View race traits, ability bonuses, subraces. |
| `search_rules` | Search rules text and condition references. |

### Analytical (14)

| Tool | Description |
|------|-------------|
| `build_encounter` | Calculate XP budgets by difficulty. Suggests monster combinations within budget. |
| `suggest_encounter` | Tactically interesting encounters with monster role inference and synergy notes. |
| `plan_spells` | Available spells for class/level. Slot tracking, concentration flags, ritual highlights, component costs. |
| `compare_monsters` | Side-by-side stat comparison of 2-3 monsters. |
| `check_resistances` | Consolidated resistance/immunity matrix for a group of monsters. Party damage gap warnings. |
| `analyze_loadout` | Total weight, cost, AC breakdown, encumbrance status from equipment list. |
| `magic_item_attunement` | Attunement slot analysis with over-limit warnings and restriction checks. |
| `build_character` | Full character sheet from race + class + level + ability scores. HP, saves, DC, features. |
| `analyze_party` | Party composition audit: saving throw coverage, role balance, darkvision, languages. |
| `simulate_damage` | Average DPR calculator with hit probability, crit math, AC sensitivity, turns-to-kill. |
| `rest_calculator` | What recovers on short vs. long rest for any class at any level. |
| `travel_calculator` | Overland travel time with pace, terrain, mounts, and forced march rules. |
| `plan_adventuring_day` | Daily XP budget, encounter sequencing, resource pacing, rest placement. |
| `roll_table` | Roll on SRD random tables: madness, poisons, diseases, Acolyte personality traits. |

## Install

### Claude Desktop

Add to `~/Library/Application Support/Claude/claude_desktop_config.json`:

```json
{
  "mcpServers": {
    "dnd-oracle": {
      "command": "npx",
      "args": ["-y", "dnd-oracle"]
    }
  }
}
```

### Claude Code

```bash
claude mcp add dnd-oracle -- npx -y dnd-oracle
```

## Data Source

This product includes material from the **System Reference Document 5.1**, Copyright 2016, Wizards of the Coast, Inc. Licensed under [CC-BY-4.0](https://creativecommons.org/licenses/by/4.0/).

Data sourced from [5e-bits/5e-database](https://github.com/5e-bits/5e-database).

## License

MIT

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