Duplicati is a free and open-source backup software that allows users to easily back up their files and folders to various destinations, both local and cloud-based. With an intuitive and user-friendly interface, Duplicati supports incremental updates, ensuring that backups are efficient by only uploading changes since the last backup. It provides strong encryption options to secure data both in transit and rest. Duplicati's core features include scheduling, compression, and built-in deduplication, significantly reducing storage space requirements. It also supports a wide range of cloud storage services such as Google Drive, Dropbox, OneDrive, and more.