Open Source Alternatives to Mountain Duck

A cloud storage mounting utility that allows users to mount server and cloud storage as a local disk in macOS Finder and Windows File Explorer. The software enables users to open remote files with any local application and supports smart synchronization, where files are downloaded and cached on demand to save local disk space. It supports a wide range of protocols and providers, including FTP, SFTP, WebDAV, SMB, Amazon S3, Google Cloud Storage, Microsoft Azure, and Dropbox. The tool includes features for teams such as file locking for Microsoft Office and client side encryption via Cryptomator vaults. It is deployed as a desktop application that runs in the system tray or status bar.

Whether you want to cut software costs or escape vendor lock-in, these open source alternatives to Mountain Duck give you an option you fully own. Run them on your own server or desktop, so your data stays under your control. This page lists 1 open source alternative to Mountain Duck. The most popular is rclone-ui. It uses the Apache-2.0 license and ships an official Docker image.