IntisariPHP: A Modular Lightweight PHP Framework Ecosystem for Web Applications and REST APIs

IntisariPHP is a modular lightweight PHP framework ecosystem composed of a reusable framework core, a general-purpose web application starter, and a REST API starter. This preprint documents the architecture, design goals, request lifecycle, API security baseline, repository-based evaluation, reproducible functional experiments, benchmark protocol, limitations, and future work. Intisari CMS is outside the scope of this version.