Battle.net

Hearthstone Game Data API

Provides access to Hearthstone card data including card search, card back collections, deck building, and metadata such as card sets, classes, card types, rarities, and keywords. Requires OAuth 2.0 client credentials flow.

GitHub OpenAPI

Documentation

📖
Documentation
https://community.developer.battle.net/documentation/hearthstone/game-data-apis
📖
Authentication
https://community.developer.battle.net/documentation/guides/using-oauth

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/battle-net/refs/heads/main/openapi/battle-net-hearthstone-game-data.yaml

Schemas & Data

📊
JSONSchema
Card Schema
📊
JSONSchema
Card Back Schema
📊
JSONSchema
Deck Schema
📊
JSONSchema
Metadata Schema