Magento 2.1.x Notice: Magento 2.1.18 is the final 2.1.x release. After June 2019, Magento 2.1.x will no longer receive security patches, quality fixes, or documentation updates. To maintain your site's performance, security, and PCIPayment Card Industry: Refers to debit and credit cards and their associated businesses. compliance, upgrade to the latest version of Magento. The Magento User Guide 2.1.x remains available in PDF for Open Source and Commerce.
Magento Marketplace is our next generation application store that offers merchants a curated selection of solutions, and provides qualified developers the tools, platform, and prime location to build a thriving business. To learn more, see the Magento Marketplace User Guide.For extension installation instructions, see Component Manager in this guide, or the Marketplace Quick Tour.