Xcode 9.2 is the release of Xcode Tool. Xcode is the complete developer toolset used to create apps for Apple TV, Apple Watch, iPad, iPhone, and Mac. The Xcode development environment bundles the Instruments analysis tool, Simulator, and the OS frameworks in the form of tvOS SDKs, watchOS SDKs, iOS SDKs, and macOS SDKs.

Refs provide a way to access DOM nodes or React elements created in the render method.

StormCrawler is an open source project providing a collection of resources for building low-latency, scalable web crawlers based on Apache Storm.

Ansible role is a set of tasks to configure a host to serve a certain purpose like configuring a service, whereby they are defined using YAML files with a predefined directory structure, as part of the provisioning, configuration management, and application-deployment tool Ansible. Use this tag for questions related to the role tasks in Ansible.

Certificate Manage is an offering by Amazon Web Services. It lets you easily provision, manage, and deploy Secure Sockets Layer/Transport Layer Security (SSL/TLS) certificates for use with AWS services.

Opencart version 2.3.x and above, released July 30 2016

A web application firewall is an appliance, server plugin, or filter that applies a set of rules to an HTTP conversation.

watchOS 3 is the third version of Apple's operating system for Apple Watch and is the successor to watchOS. It was announced at the company's Apple Worldwide Developers Conference (WWDC) on June 13, 2016, and will be released this fall. Use this tag only for questions related to watchOS 3.

Maximo Anywhere is a Worklight/MobileFirst based set of mobile applications to support the Maximo Asset Management product suite.

Lasagne provides a high-level API for creating neural networks using Theano on the backend. Questions about lasagne do not need to also utilize the "theano" tag, unless the question is specifically about Lasagne-Theano integration or the Theano backend.