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# GraphQL Explorer
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Built-in GraphQL development tools including GraphQL Playground, GraphiQL, and Apollo Studio integration for API exploration and testing.
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## Capabilities
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### Explorer Classes
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```python { .api }
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class Explorer:
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    """Base class for GraphQL explorers."""
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    def __init__(self, title: str = "Ariadne GraphQL"): ...
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class ExplorerPlayground(Explorer):
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    """GraphQL Playground explorer."""
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class ExplorerGraphiQL(Explorer):
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    """GraphiQL explorer."""
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class ExplorerApollo(Explorer):
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    """Apollo Studio explorer."""
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class ExplorerHttp405(Explorer):
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    """Explorer that returns HTTP 405."""
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```
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### Template Utilities
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```python { .api }
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def render_template(template: str, **context) -> str:
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    """Render HTML template with context."""
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def escape_default_query(query: str) -> str:
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    """Escape default query for HTML embedding."""
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```
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## Usage Examples
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```python
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from ariadne.asgi import GraphQL
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from ariadne.explorer import ExplorerPlayground
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# Enable GraphQL Playground
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app = GraphQL(
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    schema,
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    explorer=ExplorerPlayground(title="My API")
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)
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```