Despite really old opening video from pre-release deubgger version, a good overview of the tool capabilities.

Recently three Remote Code Execution vulnerabilities were discovered in in PHPMailer and SwiftMailer.

All three mention Yii among the affected frameworks in the initial release, so Yii team commented on this to clarify who is affected and what action is required.

Tuts+ published fresh Yii 2.0 article about helpers: what they are, built-in ones, building a custom one.

Anton Tuyakhov implemented JSON API specification. An extension has custom data serializer, supports content negotiation, HATEOAS links and JSON input.

An overview of routing and URLs in Yii.

New recipe in the Yii 2.0 community cookbook explains how to dynamically switch application themes.

How to work with Amazon S3 using one of Yii 2.0 extensions from A to Z: installing extension, configuring it, browsing remote file system, reading and writing.

Initiated by @arogachev, significant refactoring was made to Yii's JavaScript code along with code for testing it. With the help of Yii team and community, these tests are now running in Travis which means much better stability and backwards compatibility of JavaScript part of Yii.

PHP team released long awaited 7.1.0 version bringing us:

• Nullable types
• Void return type
• Iterable pseudo-type
• Class constant visiblity modifiers
• Square bracket syntax for list() and the ability to specify keys in list()
• Catching multiple exceptions types

And more features and changes…

As usual, Yii 2.0 is well prepared and works well with PHP 7.1 so feel free to upgrade if needed.

If you wonder about thoughts behing each change, check out RFC wiki.