GitHub - wufoo/PHP-Quick-Profiler: A tool for quickly profiling variables and resources used by PHP.
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GitHub - perftools/php-profiler: A PHP profiling library based on XHGUI Data Collector
GitHub - reliforp/reli-prof: 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
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