Top Mozilla Sync Alternatives: Securely Sync Your Firefox Data
Mozilla Sync, an ownCloud app designed to integrate the Mozilla Sync API, offered users a convenient way to synchronize their Firefox data – including bookmarks, passwords, and history – directly through their ownCloud server. While it provided a self-hosted solution for data management, the app, a fork of mjaskurzynski's mozilla_sync app, is no longer actively developed. This leaves many users searching for a reliable Mozilla Sync alternative to maintain control and privacy over their browsing data. Fortunately, several excellent options exist that offer similar or enhanced functionality.
Top Mozilla Sync Alternatives
If you're looking to migrate from the discontinued Mozilla Sync app or simply seeking more robust and actively maintained solutions for syncing your Firefox data, here are some of the best alternatives available.

Firefox Sync
Firefox Sync is a Mozilla Labs project that provides a seamless way to synchronize your Firefox data across multiple devices. As a free, open-source solution available on Mac, Windows, Linux, BSD, and self-hosted environments, it's a natural and powerful Mozilla Sync alternative. It supports self-hosting in an intranet or private cloud, offering features like bookmarks, end-to-end encryption for security, password sync, and tab sync, making it a comprehensive choice for loyal Firefox users.

LinkLocker
LinkLocker is a lightweight, commercial web-based bookmarking service that prioritizes user privacy. While not a direct one-to-one replacement for all of Mozilla Sync's functionalities (like password or history sync), it serves as an excellent Mozilla Sync alternative for users primarily concerned with secure and private bookmark management. It offers browser extensions for Google Chrome, Firefox, and Safari, making it convenient for saving links, and its strong emphasis on privacy ensures your saved data is visible only to you.
Choosing the right Mozilla Sync alternative depends on your specific needs, whether it's comprehensive data synchronization, robust privacy features, or the flexibility of self-hosting. Explore these options to find the best fit for securely managing your browsing data.