composer.json

{
    "name": "piwik/piwik",
    "type": "application",
    "description": "Open Source Real Time Web Analytics Platform",
    "keywords": ["piwik","web","analytics"],
    "homepage": "http://piwik.org",
    "license": "GPL-3.0+",
    "authors": [
        {
            "name": "The Piwik Team",
            "email": "hello@piwik.org",
            "homepage": "http://piwik.org/the-piwik-team/"
        }
    ],
    "support": {
        "forum": "http://forum.piwik.org/",
        "issues": "http://dev.piwik.org/trac/roadmap",
        "wiki": "http://dev.piwik.org/",
        "source": "https://github.com/piwik/piwik"
    },
    "require": {
        "php": ">=5.3.0",
        "twig/twig": "1.*"
    }
}