yiisoft/yii2

Yii PHP Framework Version 2

2.0.55 2026-05-09 14:50 UTC

Requires

• php: >=7.4.0
• ext-ctype: *
• ext-mbstring: *
• lib-pcre: *
• bower-asset/inputmask: ^5.0.8
• bower-asset/jquery: 3.7.*@stable | 3.6.*@stable | 3.5.*@stable | 3.4.*@stable | 3.3.*@stable | 3.2.*@stable | 3.1.*@stable | 2.2.*@stable | 2.1.*@stable | 1.11.*@stable | 1.12.*@stable
• bower-asset/punycode: ^2.2
• bower-asset/yii2-pjax: ~2.0.1
• cebe/markdown: ~1.0.0 | ~1.1.0 | ~1.2.0
• ezyang/htmlpurifier: ^4.17
• yiisoft/yii2-composer: ~2.0.4

BSD-3-Clause

• Qiang Xue
• Alexander Makarov
• Maurizio Domba
• Carsten Brandt
• Timur Ruziev
• Paul Klimov
• Dmitry Naumenko
• Boudewijn Vahrmeijer

• framework
• yii2

README

This is the core framework code of Yii 2.

This repository is a read-only git subsplit of https://github.com/yiisoft/yii2. Please submit issue reports and pull requests to the main repository. For license information check the LICENSE-file.

Installation

The preferred way to install the Yii framework is through composer.

Refer to Bower and NPM Assets installation to select an asset installation method.

Either run

composer require yiisoft/yii2

or add

"yiisoft/yii2": "~2.0.0",

to the require section of your composer.json.