Caddy

Caddy is a modern open-source web server known for its automatic management of TLS certificates, making it a popular choice for developers who prioritize security and ease of use. With its unique features, Caddy simplifies the deployment of secure websites while offering advanced capabilities for handling various web protocols.

Key Features of Caddy

• Automatic TLS Management: Caddy automatically obtains and renews TLS certificates for all configured sites, ensuring secure connections without manual intervention.
• On-Demand TLS: Dynamically provisions certificates during TLS handshakes, making it ideal for applications with customer-owned domains.
• High Scalability: Designed to handle hundreds of thousands of sites reliably, making it suitable for large-scale applications.
• Flexible Configuration: Supports multiple configuration formats, including JSON and Caddyfile, allowing users to choose their preferred method.
• Extensible Architecture: Features a modular design that allows for easy plugin development and integration of additional functionalities.
• Built-in Reverse Proxy: Capable of proxying various protocols like HTTP, FastCGI, and WebSockets with advanced load balancing and health checks.

Caddy Use Cases

• Secure Hosting: Perfect for developers looking to host secure websites with minimal configuration.
• API Management: Ideal for managing backend services with built-in support for reverse proxying and dynamic backends.
• Static File Serving: Efficiently serves static files while supporting features like compression and range requests.

Caddy stands out as an open-source alternative to traditional web servers like NGINX and Apache by focusing on automation and user-friendly configurations. Its robust security features and performance optimizations make it an excellent choice for both small projects and large-scale deployments.