سیمفونی

[Install Symfony][4] with Composer (see [requirements details][3]). Symfony follows the [semantic versioning][5] strictly, publishes "Long Term Support" (LTS) versions and has a [release process][6] that is predictable and business-friendly. Read the [Getting Started guide][7] if you are new to Symfony. Try the [Symfony Demo application][23] to learn Symfony in practice. Discover Symfony ecosystem in detail with [Symfony The Fast Track][26]. Master Symfony with the [Guides and Tutorials][8], the [Components docs][9] and the [Best Practices][10] reference. Symfony is an Open Source, community-driven project with thousands of [contributors][19]. Join them [contributing code][17] or [contributing documentation][18]. If you discover a security vulnerability within Symfony, please follow our [disclosure procedure][20]. Symfony development is led by the [Symfony Core Team][22] and supported by [Symfony contributors][19].