There are 2 repositories under php-ffi topic.
A sampling profiler or a memory profiler for PHP written in PHP, which reads information about running PHP VM from outside the process. You can find performance bottlenecks or memory leaks of your scripts without changing the target script or loading extensions.
PHP Kafka client - binding librdkafka via FFI
PHP example to integrate DuckDB using PHP-FFI
PHP/FFI class for wkhtmltox C library
php-ffi experiment php-opencv
PHP bindings for libvoikko
Demonstrating the use of php-ffi to call darknet and YOLOv3 for object detection. ffi is bundled since php7.4. The manual alone didn't show me how it felt to use. Hands-on I learned a bit more about it. This repository is the toy I built to try it out. Have you tried doing nightmare mode? I haven't.
FFI wrapper for [webview](https://github.com/webview/webview)
PHP wrapper class for GhostscriptAPI