Open-Xchange is a German-based company that provides scalable and secure open-source communication and collaboration software. Its products include OX App Suite, which offers email, calendar, contacts, and task management, and is designed for integration with existing applications and services. The company's solutions are aimed at service providers, telecommunications companies, and enterprises, helping them enhance their offerings and improve productivity for end-users. Open-Xchange is known for its commitment to open standards and ensuring data privacy and security.