#The 5 advantages of Plone 5 We're proud to announce Plone 5, the latest version of our state-of-the-art open source CMS. It's faster, more powerful and more beautiful than ever. Plone is a polished user-friendly content management system. If you are already familiar with Plone, you'll find that Plone 5 is a rewarding upgrade that delivers immediate benefits to end-users, content editors and developers alike. If you're new to Plone, welcome aboard! We think you're going to like what you see. ##ENTERPRISE INTEGRATION CAPABILITY Plone is a team player. From SQL-based systems to Single Sign On, Plone can connect with your existing infrastructure. ##FLEXIBLE WORKFLOWS Use Plone's advanced content workflows to customize content development and sharing. ##INDUSTRIAL STRENGTH SECURITY Plone is the only open source CMS that provides industrial strength security out-of-the-box. ##ROBUST SCALABILITY Plone will suit your needs: from standard installations up to complex, scalable and robust infrastructures. ##LIMITLESS EXTENSIBILITY From the design of sub-sites and individual pages to collaborative enterprise intranets, Plone's dynamic customizations will meet all of your business needs.