Nginx Config Generator

Generate production-ready Nginx configuration files for reverse proxy, static sites, SSL, and load balancing.

Last reviewed: April 2026
Reviewed by , software engineer · last updated April 2026

New to this tool? Click here for instructions

Configuration
Reverse Proxy
nginx.conf
Fill in the fields above to generate your Nginx configuration.

How to Use the Nginx Config Generator

The Nginx Config Generator is a free online tool that helps you create production-ready Nginx configuration files for various use cases, including reverse proxy, static sites, SSL, and load balancing. To use the tool, follow these steps:

1. Choose a mode: Select the type of configuration you need, such as Reverse Proxy, Static Site, SSL, or Load Balancer.

2. Fill in the required fields with your server details.

3. Copy or download the generated configuration file.

4. Test and deploy the configuration by running `nginx -t` and reloading Nginx with `nginx -s reload`.

When to Use the Nginx Config Generator

The Nginx Config Generator is ideal for developers and system administrators who need to set up or update Nginx configurations for their web applications. It is particularly useful when you need to ensure that your Nginx setup is secure, efficient, and follows best practices.

How It Works

The Nginx Config Generator uses a combination of user input and pre-defined templates to generate Nginx configuration files. When you select a mode, the tool prompts you for specific details such as server name, listen port, and backend addresses. Based on your input, the tool constructs a configuration file that includes best-practice headers and settings.

Tips, Edge Cases, and Limitations

When using the Nginx Config Generator, keep the following tips in mind:

1. Always test the generated configuration before deploying it to ensure it works as expected.

2. For SSL configurations, ensure that your SSL certificates are correctly configured and accessible.

3. For load balancer configurations, consider the number of backends and their health status to avoid uneven distribution of requests.

Frequently Asked Questions

Nginx is a high-performance web server and reverse proxy server. It is used to serve static files, proxy API requests, terminate SSL certificates, and distribute load across a cluster of application servers.
A reverse proxy in Nginx sits in front of your application server and forwards incoming HTTP requests to it. This allows you to expose your application to the public while keeping it secure and isolated.
To add SSL to your Nginx config, you need to specify the paths to your SSL certificate and key files. Ensure that your SSL certificates are correctly configured and accessible.
An Nginx upstream block defines a group of backend servers that can be used for load balancing. The generated config includes an upstream block with multiple backend servers, and you can specify the load balancing algorithm (e.g., round-robin, least_conn).
No, your configuration is not sent to a server. The Nginx Config Generator generates the configuration file based on your input and displays it on your browser. You can then copy or download the file.

Quick reference

Nginx Config Generator Quick Reference
Directive Purpose Common Value Comparison/Note
listen Specifies the port or IP address to listen on 80 Use 443 for HTTPS; can include IP:port syntax
server_name Defines the domain name or IP address example.com Wildcard (*) for multiple domains; avoid trailing slashes
root Sets the document root directory /var/www/html Use absolute paths; ensure directory permissions are correct
location Configures how to handle requests to specific paths / Use ~ for regex matches; avoid overlapping location blocks
proxy_pass Forwards requests to a backend server http://backend:8080 Requires proxy_set_header for proper header passing
root Sets the document root directory /var/www/html Use absolute paths; ensure directory permissions are correct