Major new features implemented in Red Hat Software Collections 2.2 include support for new open-source databases, such as MariaDB 10.1, PostgreSQL 9.5, and MongoDB 3.2, support for several new open-source programming languages like Python 3.5, Ruby 2.3, Rails 4.2, Maven 3.3, and Node.js v4.4, as well as many other updated components, including Apache 2.4, MongoDB 2.6, Thermostat 1.4, and Python 2.7.