nginx is a widely used web server and reverse proxy server software designed for developers and system administrators who need to deliver websites and applications quickly and reliably. It is particularly suited for high-traffic environments where performance and efficient resource use are critical.

• High-performance HTTP server: Delivers static content rapidly and can manage thousands of concurrent connections with minimal memory usage.
• Reverse proxy and load balancer: Distributes incoming network traffic across multiple backend servers to improve responsiveness and application availability.
• Mail proxy server: Can also function as a proxy for IMAP, POP3, and SMTP email protocols.
• Low resource footprint: Operates efficiently, making it a strong choice for environments with limited system resources or a need to scale.
• Modular architecture: Supports extensibility through modules for adding features like caching, access control, and streaming media support.