* [Install Dependencies](install-dependencies.md): How to install dependencies for different OS.
* [Health Check](health-check.md): Enable health check on the upstream node, and will automatically filter unhealthy nodes during load balancing to ensure system stability.
* Router
* [radixtree](router-radixtree.md)
* [Stand Alone Model](stand-alone.md): Supports to load route rules from local yaml file, it is more friendly such as under the kubernetes(k8s).
* [Stream Proxy](stream-proxy.md)
* [Admin API](admin-api-cn.md)
* [Changelog](../CHANGELOG.md)
* [Code Style](../CODE_STYLE.md)
* [FAQ](../FAQ.md)
Plugins
=======
* [hot reload](plugins.md): Hot reload without reload service.
* [key-auth](plugins/key-auth.md): User authentication based on Key Authentication.
* [JWT-auth](plugins/jwt-auth-cn.md): User authentication based on [JWT](https://jwt.io/) (JSON Web Tokens) Authentication.
* [HTTPS/TLS](https.md): Dynamic load the SSL Certificate by Server Name Indication (SNI).
* [limit-count](plugins/limit-count.md): Rate limiting based on a "fixed window" implementation.
* [limit-req](plugins/limit-req.md): Request rate limiting and adjustment based on the "leaky bucket" method.
* [prometheus](plugins/prometheus.md): Expose metrics related to APISIX and proxied upstream services in Prometheus exposition format, which can be scraped by a Prometheus Server.
* [OpenTracing](plugins/zipkin.md): Supports Zikpin and Apache SkyWalking.