Magento 2 is an e-commerce platform released by Magento as an improved version of Magento 1. The document outlines the timeline for Magento 2 releases, including developer betas in late 2014, releases in 2015, and general merchant availability in late 2015. It also lists six main ways Magento 2 aims to improve upon Magento 1: improved administration, performance, integration, customization, upgrades, and resources for developers.