# Apiato > A modern PHP framework built on top of Laravel for building scalable, maintainable APIs. Ships authentication, versioning, and proven patterns out of the box, on a clean architecture (the Porto pattern) that scales from monolith to microservices. Free, open-source (MIT). ## Docs - [Introduction](https://apiato.io/docs/getting-started/introduction): What Apiato is, why use it, and its core features. - [Architecture Concepts](https://apiato.io/docs/architecture-concepts): The Porto pattern, the Containers and Ship layers, and how the codebase is organized. - [Components](https://apiato.io/docs/components): Main and Optional components (Actions, Tasks, Models, Routes, Requests, Transformers, and more) with usage guidelines. ## Source - [Framework repository](https://github.com/apiato/apiato) - [Porto pattern](https://mahmoudz.github.io/Porto/)