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Caddy

Caddy is a secure, easy-to-use, and highly scalable web server that automates HTTPS certificate management and simplifies infrastructure.

Description

Caddy is a powerful, open-source web server designed for ease of use, security, and scalability. It automatically configures and renews HTTPS certificates for all your sites by default, simplifying the complexities of TLS/SSL management. Caddy's architecture is highly modular, allowing for extensive customization and extension through plugins. It excels at serving static files, acting as a reverse proxy, and managing internal PKIs. Caddy boasts a robust feature set including advanced health checks, load balancing, and dynamic configuration via a JSON API, making it ideal for various deployments and scaling needs. Its focus on security, performance, and simplicity makes it a compelling choice for developers and businesses alike.

Features

Caddy's key features include automatic HTTPS certificate acquisition and renewal, a built-in, self-managing certificate authority for internal and localhost HTTPS, a dynamic configuration API for programmatic control, robust static file serving with compression and virtual file system support, a highly configurable and extensible reverse proxy with features like load balancing and health checks, and support for various protocols beyond HTTP such as WebSockets and gRPC. It offers various configuration methods including JSON, Caddyfile, and config adapters, along with support for internal PKI management, making it versatile and adaptable to diverse environments.

Benefits

Caddy offers numerous benefits, including automatic HTTPS provisioning and renewal, enhanced security through default TLS settings compliant with PCI, HIPAA, and NIST standards, simplified infrastructure management with fewer moving parts, improved developer productivity, and cost savings. Its efficient static file serving, robust reverse proxy capabilities, and flexible configuration options cater to a wide range of deployment scenarios. The ability to self-manage internal PKI enhances security and control. Moreover, Caddy's modular architecture allows for extensive customization and effortless scaling, making it suitable for organizations of any size and across diverse applications.

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