SAP SE is a German multinational software company based in Walldorf, Baden-Württemberg. It develops enterprise software to manage business operations and customer relations. The company is the world's leading enterprise resource planning (ERP) software vendor. SAP is the largest non-American software company by revenue, the world's third-largest publicly traded software company by revenue, and the second largest German company by market capitalization. Apart from ERP software the company also sells database software and technology (particularly its own brands), cloud engineered systems, and other ERP software products, such as human capital management (HCM) software, customer relationship management (CRM) software (also known as customer experience), enterprise performance management (EPM) software, product lifecycle management (PLM) software, supplier relationship management (SRM) software, supply chain management (SCM) software, business technology platform (BTP) software and programming environment SAP AppGyver for business.