# Summary

[Introduction](introduction.md)

# User Guide

- [Quickstart](quickstart.md)
- [Configuration](configuration.md)
- [Command Line Options](cli.md)
- [API Usage](api-usage.md)

# Features

- [Authentication](authentication.md)
- [Upstream Authentication](upstream-auth.md)
- [Rate Limiting](rate-limiting.md)
- [Concurrency Limiting](concurrency.md)
- [Response Headers](response-headers.md)
- [Strict Mode](strict-mode.md)
- [Response Sanitization](sanitization.md)
- [Load Balancing](load-balancing.md)

# Development

- [Contributing](contributing.md)
