NGINX Developer Kit
The NGINX Developer Kit (NDK) module makes it easier for module developers to develop NGINX modules.
The NDK module is also a prerequisite for Encrypted Session, Lua, and Set-Misc modules.
Installation
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Check the Technical Specifications page to verify that the module is supported by your operating system. 
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Install the NDK module package nginx-plus-module-ndk.For Amazon Linux 2, CentOS, Oracle Linux, and RHEL: yum install nginx-plus-module-ndkFor Amazon Linux 2023, AlmaLinux, Rocky Linux: dnf install nginx-plus-module-ndkFor Debian and Ubuntu: apt-get install nginx-plus-module-ndkFor SLES: zypper install nginx-plus-module-ndkFor Alpine: apk add nginx-plus-module-ndkFor FreeBSD: pkg install nginx-plus-module-ndk
Configuration
After installation you will need to enable and configure the module in F5 NGINX Plus configuration file nginx.conf.
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Enable dynamic loading of the module with the load_moduledirective specified in the top-level (“main”) context:load_module modules/ndk_http_module.so;
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Perform additional configuration as required by the module. 
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Test the configuration and reload NGINX Plus to enable the module: nginx -t && nginx -s reload