njs Scripting Language

Installation

  1. Check the Technical Specifications page to verify that the module is supported by your operating system.

  2. Install the njs module package nginx-plus-module-njs.

    For Amazon Linux 2, CentOS, Oracle Linux, and RHEL:

    yum install nginx-plus-module-njs

    For Amazon Linux 2023, AlmaLinux, Rocky Linux:

    dnf install nginx-plus-module-njs

    For Debian and Ubuntu:

    apt-get install nginx-plus-module-njs

    For SLES:

    zypper install nginx-plus-module-njs

    For Alpine:

    apk add nginx-plus-module-njs

    For FreeBSD:

    pkg install nginx-plus-module-njs

Configuration

After installation you will need to enable and configure the module in F5 NGINX Plus configuration file nginx.conf.

  1. Enable dynamic loading of njs modules with the load_module directives specified in the top-level (“main”) context:

    load_module modules/ngx_http_js_module.so;
load_module modules/ngx_stream_js_module.so;

  2. Perform additional configuration as required by the module.

  3. Test the configuration and reload NGINX Plus to enable the module:

    nginx -t && nginx -s reload

More Info

Last modified March 19, 2025