# Nexus ## Docs - [Changelog](https://nexus.whatsgood.dog/development/changelog.md): Take a look what we have been shipping - [Authentication](https://nexus.whatsgood.dog/features/authentication.md): Learn how to protect your Nexus server with authentication - [Authorization](https://nexus.whatsgood.dog/features/authorization.md): Learn how to sign Nexus JWT tokens from anywhere - [Caching](https://nexus.whatsgood.dog/features/caching.md): Learn how to employ caching strategies to maximize cost-savings and performance - [Event Handlers](https://nexus.whatsgood.dog/features/event-handlers.md): Learn how to execute custom logic at specific points in the lifecycle of your RPC requests - [Middleware](https://nexus.whatsgood.dog/features/middleware.md): Learn how to use Nexus middleware - [Multi Chain](https://nexus.whatsgood.dog/features/multi-chain.md): Learn how to configure Nexus to support multiple chains - [Rate Limiting](https://nexus.whatsgood.dog/features/rate-limiting.md): Learn how to configure Nexus rate limiting to protect your RPC access from abuse - [Subscription Sharing](https://nexus.whatsgood.dog/features/subscription-sharing.md): Learn how Nexus shares subscription calls across multiple WebSocket clients - [Websockets](https://nexus.whatsgood.dog/features/websockets.md): Learn how to configure Nexus WebSocket support - [Introduction](https://nexus.whatsgood.dog/get-started/introduction.md): Welcome to Nexus - a load balancing blockchain RPC reverse proxy - [Quickstart](https://nexus.whatsgood.dog/get-started/quickstart.md): Get up and running with your Nexus RPC server in a few simple steps - [Roadmap](https://nexus.whatsgood.dog/get-started/roadmap.md): See what we have in store for the future of Nexus - [Use Cases](https://nexus.whatsgood.dog/get-started/use-cases.md): Learn about the benefits and uses cases of Nexus - [Bun](https://nexus.whatsgood.dog/integrations/bun.md): Learn how to use Nexus with Bun - [Cloudflare](https://nexus.whatsgood.dog/integrations/cloudflare-worker.md): Learn how to use Nexus as a Cloudflare Worker - [Docker](https://nexus.whatsgood.dog/integrations/docker.md): Learn how to run Nexus as a Docker container - [Express](https://nexus.whatsgood.dog/integrations/express.md): Learn how to use Nexus with Express - [Fastify](https://nexus.whatsgood.dog/integrations/fastify.md): Learn how to use Nexus with Fastify - [Nexus Integrations](https://nexus.whatsgood.dog/integrations/introduction.md): Learn how to run Nexus on different platforms and integrate with different vendors - [Node.js](https://nexus.whatsgood.dog/integrations/node-js.md): Learn how to use Nexus with Node.js - [Chains](https://nexus.whatsgood.dog/key-concepts/chains.md): Learn how to configure chains and use them in Nexus - [Environment Variables](https://nexus.whatsgood.dog/key-concepts/environment-variables.md): Learn how to configure Nexus via environment variables - [Load Balancing](https://nexus.whatsgood.dog/key-concepts/load-balancing.md): Learn how to configure load balancing and failover behavior in Nexus. - [Nexus Server](https://nexus.whatsgood.dog/key-concepts/nexus-server.md): Learn how to configure and launch a Nexus server - [Node Providers](https://nexus.whatsgood.dog/key-concepts/node-providers.md): Learn how to configure and use node providers in Nexus ## OpenAPI Specs - [openapi](https://nexus.whatsgood.dog/api-reference/openapi.json) ## Optional - [Community](https://discord.gg/P6TxFsWXCk)