This is a Java-based file synchronization tool designed to seamlessly sync files across multiple servers using FTP protocols.

This will contain following features

1. Manage Multiple FTP Credentials
   Easily add and store multiple FTP server credentials for syncing with different servers.

2. Group FTP Credentials
   Organize FTP credentials into groups for efficient management and batch syncing.

3. File Exclusion/Inclusion
   Specify files or patterns to ignore during synchronization, ensuring flexibility in syncing only relevant files.

4. Bi-directional Sync
   Sync files seamlessly between local and remote servers in both directions (local to remote and remote to local).

5. Conflict Resolution
   Handle file conflicts intelligently by defining rules for file versioning or overwriting during synchronization.

6. Detailed Logs
   Keep track of synchronization activities with detailed logs for auditing and troubleshooting purposes.

7. Bandwidth Throttling
   Control bandwidth usage during synchronization to optimize network performance and prevent disruptions.

8. Checksum Verification
   Ensure data integrity by verifying file checksums before and after synchronization.

9. GUI and Command-line Interface
   Provide a user-friendly graphical interface along with a command-line interface for flexible usage based on user preferences.