It happened! Yii3 is officially released after years of intensive development and polishing.
Yes, it is!
Yii is a fast, secure, and efficient PHP framework.
Flexible yet pragmatic.
Works right out of the box.
Has reasonable defaults.
-
Step 1InstallationThe primary way of installing Yii is by using Composer.
- Install Composer
- Get a basic project template
- Run ./yii serve
-
Step 2Welcome PageYou get a nice template which includes:
- MVC
- Some static pages
- Contact via email form
- Login and logout
- Bootstrap UI template
- Powerful debugger
- and more...
-
Step 3MigrationsWhile Yii can virtually eliminate most repetitive coding tasks, you are responsible for the real creative work. This often starts with designing the whole system to be built, in terms of some database schema. The best way to do this is by using migrations.
-
Step 4Gii code generatorAfter it's done, use the code generator to generate models, CRUD and more.
Then customize the generated code to suit your needs.
-
Fast
Yii gives you the maximum functionality by adding the least possible overhead
Secure
Reasonable defaults and built-in tools helps you write solid and secure code
Efficient
Write more code in less time with simple, yet powerful APIs and code generation
Latest News
Dec 25, 2025
Redis extension 2.1.0 released
We are very pleased to announce the release of Redis extension version 2.1.0.
Dec 23, 2025
Yii 1.1.32 is released
We are very pleased to announce that Yii Framework version 1.1.32 is released. You can download it at yiiframework.com/download/.
Books and Videos on Yii
Covers everything from very basics to advanced topics. Explanations are very clear.
It is a step by step introduction to the framework, which is based around creating a reusable template that can serve as the basis for your projects.
Based around implementing a real world CRM following many best practices. It is assumed that reader is experienced enough in OOP so don't expect OO-basics explained.
The book is a set of individual independent recipes. Each recipe shows how to do something useful with Yii explaining why it's done, how it's done, why it works and how exactly it works.
Testimonials
-
Craft is a content-first CMS that aims to make life enjoyable for developers and content managers alike.Choosing the right PHP framework was a vital decision when we set out to build Craft. With its elegant, modular architecture, rich internationalization support, and helpful documentation, Yii was a perfect fit.
Brandon Kelly
creator of Craft -
HumHub is a free social network software and framework built to give you the tools to make communication and collaboration easy and successful.Yii Framework is our rock solid foundation and provides us with numerous well designed features already out of the box. Especially the flexibility in form of modules or the event concept, perfectly match our requirements. In and above that, Yii has very active and helpful community!
Lucas Bartholemy
CEO of HumHub -
LUYA is a free and open-source toolbox to build websites and web applications of any size, extending the Yii Framework with an administration, a content management system and other useful modules.For us, the well-thought-out, solid Yii Framework is the giant upon whose shoulders LUYA is built. We are happy to be a part of the passionate Yii community.
Basil Suter
Lead developer of LUYA
Latest Tutorials
- Building Modern SPAs with Yii2 and Inertia.js
- Yii3 - How to start
- Use Single Login Session on All Your Yii2 Application/Repository Under Same Domain/Sub Domain
- Integrating Yii3 packages into WordPress
- Create Bootstrap5 based Image carousel with thumbnails
- How to add a DropDown Language Picker (i18n) to the Menu
- How to Create and Use Validator Using Regular expressions
- GridView show sum of columns in footer.
- Convert JSON data to html table for display on page
- Aadhar Number Validator
Latest Extensions
-
davidrnk/yii2-recurring-date
A Yii2 extension that allows users to define and handle recurring date intervals for renewals, expirations and scheduling.
-
crenspire/yii2-react-starter
Yii2 - React Modern Starter Kit with ShadCN UI and Tailwind
- crenspire/yii2-inertia
-
ldkafka/yii2-scheduler
High-resolution cron-like job scheduler for Yii2 supporting daemon and external cron modes, queue integration, single-instanc...
-
ldkafka/yii2-google-gemini
Yii2 component for Google Gemini AI integration with conversation history management
-
rft/yii2-searchable-depdrop
A custom searchable dependent dropdown widget for Yii2