Peridot is a composer-oriented MVC web-application scratch which contains a standard-like folder structure, each shipped with a description (thisfolder.md files), a very basic index.php and a namely empty bootstrap.php.
This project configured for to be a thin framework for general purposes, so it isn't contains anything that cannot be changed. Its composer.json contains libs suggested by Peridot's author but feel free to fit those dependencies to your needs in real, remove unnecessary ones and add your musts.
Peridot is a part of the Webapper's Prometheus project, which are ©'ed by Assarte D. Hollófi (Assarte D'Raven) from 2014.