Radicale is a lightweight and flexible CalDAV and CardDAV server that allows users to self-host their calendar and contact data. Designed for ease of use and minimal configuration, Radicale supports multiple clients and can store data in various backends, such as SQLite or PostgreSQL. It is particularly appealing for individuals and small teams seeking a simple solution for managing their personal and shared calendars and contacts without relying on third-party services.
With Radicale, users enjoy a contemporary implementation of standards that enables smooth synchronization between their devices and applications. The server can be extended and customized, complying with modern web technologies, which suits diverse use cases. Its straightforward installation process and comprehensive documentation make it accessible for those with varying levels of technical expertise, empowering users to maintain control over their data in a secure and private manner.